Class 10 Nco 5 Years e Book

October 7, 2017 | Author: Nilesh Gupta | Category: Computing, Technology, Digital Technology, Digital & Social Media, Internet
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Class 10 Nco 5 Years e Book...

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Copyright © 2015 Science Olympiad Foundation. Printed with the permission of Science Olympiad Foundation. No part

of this publication may be reproduced, transmitted, in any form or by any means, electronic, mechanical, photocopying, recording or otherwise, without the prior permission of the copyright holder. Ownership of an ebook does not give the possessor the ebook copyright. All disputes subject to Delhi jurisdiction only.

Disclaimer : The information in this book is to give you the path to success but it does not guarantee 100% success as the strategy is completely dependent on its execution. And it is based on last years papers of NCO exam.

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CLASS 10

Contents ªª 10th NCO 2010 ªª 11th NCO 2011 ªª 12th NCO 2012 - SET A ªª 12th NCO 2012 - SET B ªª 13th NCO 2013 - SET A ªª 13th NCO 2013 - SET B ªª 14th NCO 2014 - SET A ªª 14th NCO 2014 - SET B

MTG Work-Books / olympiad books CLASS 1

International Mathematics Olympiad

National Science Olympiad

International English Olympiad

MTG CSS Series

CLASS 2

International Mathematics Olympiad

National Science Olympiad

National Cyber Olympiad

International English Olympiad

MTG CSS Series

International English Olympiad

MTG CSS Series

CLASS 3

International Mathematics Olympiad

National Science Olympiad

National Cyber Olympiad

MTG Work-Books / olympiad books CLASS 4

International Mathematics Olympiad

National Science Olympiad

National Cyber Olympiad

International English Olympiad

MTG CSS Series

International English Olympiad

MTG CSS Series

International English Olympiad

MTG CSS Series

CLASS 5

International Mathematics Olympiad

National Science Olympiad

National Cyber Olympiad

CLASS 6

International Mathematics Olympiad

National Science Olympiad

National Cyber Olympiad

MTG Work-Books / olympiad books CLASS 7

National Science Olympiad

International Mathematics Olympiad

National Cyber Olympiad

Science IQ Challenge

Math IQ Challenge

International English Olympiad

MTG CSS Series

Master Mental Ability in 30 Days

CLASS 8

International Mathematics Olympiad

National Science Olympiad

National Cyber Olympiad

International English Olympiad

MTG CSS Series

Math IQ Challenge

Science IQ Challenge

Psychology of Success

The Secrets of SUCCESS

Master Mental Ability in 30 Days

MTG Work-Books / olympiad books CLASS 9

International Mathematics Olympiad

Math IQ Challenge

National Science Olympiad

Science IQ Challenge

National Cyber Olympiad

Psychology of Success

The Secrets of SUCCESS

International English Olympiad

Master Mental Ability in 30 Days

CLASS 10

International Mathematics Olympiad

Math IQ Challenge

National Science Olympiad

Science IQ Challenge

National Cyber Olympiad

Psychology of Success

The Secrets of SUCCESS

International English Olympiad

Master Mental Ability in 30 Days

MTG Work-Books / olympiad books CLASS 11

International Mathematics Olympiad

Math IQ Challenge

Science IQ Challenge

National Science Olympiad

Psychology of Success

National Cyber Olympiad

The Secrets of SUCCESS

Master Mental Ability in 30 Days

CLASS 12

International Mathematics Olympiad

Math IQ Challenge

Science IQ Challenge

National Science Olympiad

Psychology of Success

National Cyber Olympiad

The Secrets of SUCCESS

Master Mental Ability in 30 Days

Class

1 to 10

JEE (Main & Advanced) | AIPMT | BOARDS | OLYMPIAD | NTSE

FOUNDATION COURSE For Classes 7, 8, 9 & 10 Class 7

Class 8

Class 9

Class 10

Class 10 10th

Year 2010

Copyright©2015. Science Olympiad Foundation (SOF)

Class 10 | 10th NCO - 2010



MENTAL ABILITY  1. 



Rehaan  is  using  a  computer  program  to  design  parts  for  a  new  car.  He  has  outlined one­half  of a part on  a coordinate  grid.  Rather than  draw  the second half, he plans to have the computer reflect this shape over  the  y­axis  ?  Which of the following represents the 5 vertices of the reflected shape ? 

5  4  3  2  1 –5 –4 –3 –2 –10  1  2  3  4  5  –1  –2  –3  –4  –5 

(A)  (0, 0); (0, 2); (–1, 3); (–2, 3); (–2, 0)  (B)  (0, 0); (0, 3); (–1, 3); (–2, 2); (–2, 0)  (C)  (0, 0); (0, –3); (1, –3); (2, –2); (2, 0) 



(D)  (0, 0); (0, –3); (–1, –3); (–2, –2); (–2, 0)  2. 

3. 

In  the  diagram  shown  here,  one  segment  AT  is  a  diameter  of  the  circle  with  centre  O.  What  is  the  area  of  the  shaded  part  of  the  circle  ?  (A)  18.3 cm 2 

(B)  42.3 cm 2 

(C)  145.6 cm 2 

(D)  194.1 cm 2 



T  O  30°  cm    16

Ayush was born two years after his father's marriage. His mother is five years younger than his father  but  20  years  older  than  Ayush  who  is  10  years  old. At  what  age  did  the  father  get  married  ?  (A)  23 years 

(B)  25 years 

(C)  33 years 

(D)  35 years 

DIRECTION  (4­5)  :  Read  the  following  information  to  answer  the  following  questions  :  A bag contains coins of four different denominations, viz. 1 Rupee, 50­paise, 25­paise and 10­paise. There  are as many 50­paise coins as the value of 25­paise coins in rupees. The value of 1­rupee coins is 5 times  the value of 50­paise coins. The ratio of the number of 10­paise coins to that  of 1­rupee  coins  is 4 : 3,  while  the  total  number  of  coins  in  the  bag  is  325.  4. 

How  many  10­paise  coins  are  there  ?  (A)  25 

5. 

(D)  100 

(B)  Rs. 15 

(C)  Rs. 20 

(D)  Rs. 30 

Given  :  A  vehicle  can  travel  across  the  desert  at  20  m/hr.  Its  road  speed  is  50  m/hr.  The  distance  from  Q  to  P  is  x  metres.  The  distance  from  P  to  R  is  y  metres.  Which  expression represents  the time  (in hours)  it  would  take  to  travel  from  Q  to  R  through  P  ?  (A)  20x + 50y 

7. 

(C)  75 

What  is  the  value  of  50­paise  coins  ?  (A)  Rs. 10 

6. 

(B)  50 

(B)  50x + 20y 

(C) 



de s x  ert 



P  y  road 

x y + 20 50 

(D) 

Look  at  the  given  rectangles.  The  rectangles  have  the  same  width.  The  length  of  rectangle  M  is  4  units  less  than  the  length  of  rectangle  N.  Which  of  the  following  statement  about  these  rectangles  must  be  true  ?  (A)  The perimeter of rectangle M is 8 units less than the perimeter of rectangle N.  (B)  The area of rectangle M is 16 square units less than the area of rectangle N.  (C)  The perimeter of rectangle M is 16 units less than the perimeter of rectangle N.  (D)  The area of rectangle M is 16 square units more than the area of rectangle N.

Copyright©2015. Science Olympiad Foundation (SOF)

( x + y )  (20 + 50)  M 



Class 10 | 10th NCO - 2010

8. 



Ashish leaves his house at 20 minutes to seven in the morning, reaches Kunal's house in 25 minutes,  they  finish  their  breakfast  in  another  15  minutes  and  leave  for  their  office  which  takes  another  35  minutes. At  what  time  do  they  leave  Kunal's  house  to  reach  their  office  ?  (A)  7:40 a.m. 

(B)  7:20 a.m. 

(C)  7:45 a.m. 

(D)  8:15 a.m. 

DIRECTION  : In  an  imaginary language,  the  digits 0,  1,  2, 3,  4,  5,  6, 7,  8  and 9  are  substituted by  a,  b,  c,  d,  e,  f,  g,  h,  i  and  j. And  10  is  written  as  ba.  9. 

dc  ×  f  –  (bf  –  d)  ×  d  is  equal  to  ______  (A)  abb 

(B)  abe 

(C)  bce 

(D)  bcf 

31 5  , 7 , 50, 7.82  4 8  Which  series  shows  these  numbers  ordered  from  least  to  greatest  ? 

10.  Four  numbers  are  shown. 

5 31  (A)  7 , , 7.82, 50  8 4 

(B) 

50, 7.82,

31 5  , 7  4 8 

7 + 4 3  ,  then  x 2 (x  –  14) 2  =  _________  7-4 3 (A)  1  (B)  –1 

(C) 

5 31  50, 7 , , 7.82  8 4 

(D) 

31 5  , 50, 7 , 7.82  4 8 

11.  If  x =

(C)  12 

12.  A missing helicopter is reported to have crashed 

(D)  –12  6 km 

somewhere in the rectangular region shown in  Lake 

the figure. What is the probability that it crashed  4.5 km 

inside  the  lake  shown  in  the  figure  ?  5  27 9  (C)  28

5  28  2  (D)  27 

2 km 

(B) 

(A) 

9 km 

13.  Weekly salaries of the employees at a  Weekly Salaries at Video Store 

local video store are shown in the table.  What is the mean weekly salary at this 

Weekly Salaries (Rs.) 

Number of Employees at this Salary 

1,000  500  350 



video  store  (in  Rs.)  ?  (A)  230.48  (B)  242.00 

2  4  8 

120  80 

(C)  322.67  (D)  350.00 

6  y 

14.  The  graph  of  the  function  f (x)  is  shown  here.  Which  of  the  following  is  not  a  zero  of  f (x)  ?  (A)  –4  (B)  –3  (C)  2 

4  3  2  1  ­3    ­2   ­1  0  1  2  3  4  5  6  ­1  ­2  ­3  ­4 

(D)  6

Copyright©2015. Science Olympiad Foundation (SOF)

y = f (x )  x 

Class 10 | 10th NCO - 2010



15.  Mohit and Tarun disagreed about the answer to a problem. Mohit said that the equation  they were  working  on  satisfies  more  than  one  value.  If  Mohit  is  correct,  on  which  of  these  equations  could  they  have  been  working  ?  (A)  2x + 4 = 3x + 4 

(B)  2x + 4 = 3x + 5 

(C)  2x + 4 = 2(x + 2) 

(D)  2x + 4 = 2(x + 3) 

LOGICAL  AND  ANALYTICAL  REASONING  DIRECTION : The following problem contains four Problem figures marked 1, 2, 3 and 4 and  four Answer  figures marked A, B, C, and D. Select a figure from amongst the Answer figures which will continue the  same  series  as  given  in  the  Problem  figures.  Problem  figures 

16.  1 







(A) 

(B) 

(C) 

(D) 

17.  Read  the  information  given  below.  (i)  There  is  a  group  of  five  girls.  (ii)  Kamini  is  second  in  height  but  younger  than  Rupa.  (iii)  Pooja  is  taller  than  Monika  but  younger  in  age.  (iv)  Rupa  and  Monika  are  of  same  age  but  Rupa  is  taller  between  them.  (v)  Neelam  is  taller  than  Pooja  and  elder  to  Rupa.  If  they  are  arranged  in  the  ascending  order  of  height,  who  will  be  in  the  third  position  ?  (A)  Monika 

(B)  Monika or Rupa 

(C)  Rupa 

(D)  Neelam 

18.  Which of the following diagram correctly shows relationship between "Car, Train and Automobile" ? 

(A) 

(B) 

(C) 

(D) 

19.  Pradeep correctly remembers that he visited Chennai before twelfth of July but after eighth of July.  His friend correctly remembers that Pradeep visited Chennai after tenth of July but before fourteenth  of  July.  On  which  day  of  July,  Pradeep  Visited  Chennai  ?  (A)  Eleventh 

(B)  Twelfth 

(C)  Tenth 

(D)  Either tenth or eleventh 

20.  Complete  the  series 



×  (A) 

= × 

(B) 

= × 

×  = 

= ×  (C) 

= × 

= ×  (D) 

= × 

21.  Statement : Should the parents in India in future be forced to opt for only one child as against two  or  many  at  present  ?  Arguments : (i). Yes.  This  is  the  only  way  to  check  the  ever­increasing  population  of  India.  (ii).  No.  This  type of  pressure  tactic  is not adopted  by  any  other  country  in  the  world.  (A)  Only argument (i) is strong  (B)  Only argument (ii) is strong  (C)  Either (i) or (ii) is strong  (D)  Neither (i) nor (ii) is strong

Copyright©2015. Science Olympiad Foundation (SOF)

Class 10 | 10th NCO - 2010



22.  Three statements are given followed by four conclusions numbered I, II, III and IV. You have to take  the given statements to be true even if they seem to be at variance with commonly known facts and  then decide which of the given conclusion logically follows from the given statements disregarding  commonly known facts.  Statements  : All  buildings  are  rains. All  papers  are  buildings. All  dogs  are  papers.  Conclusions  :  (i) All  dogs  are  rains  (iii)  Some  rains  are  buildings 

(ii)  Some  papers  are  rains  (iv)  Some  rains  are  papers 

(A)  Only (i) and (ii) follow 

(B)  Only (ii) and (iii) follow 

(C)  Only (i), (ii) and (iii) follow 

(D)  None of these 

23.  How  many  squares  are  there  in  the  following  figure  ?  (A)  19 

(B)  16 

(C)  18 

(D)  20 

24.  A  statement  is  given  followed  by  two  conclusions  numbered  I  and  II.  Choose  ____  Statement : Sealed tenders are invited from competent contractors experienced in executing construction jobs.  Conclusions  :  I.  Tenders  are  invited  only  from  experienced  contractors.  II.  It  is  difficult  to  find  competent  tenderers  in  construction  jobs.  (A)  If conclusion I follows 

(B)  If only conclusion II follows 

(C)  If either I or II follows 

(D)  If neither I nor II follows 

25.  If  'A'  stands  for  +,  'B'    stands  for  –,  'C'  stands  for  '×',  then  what  is  the  value  of  (10  C  4)  A(4  C  4)  B  6  ?  (A)  60 

(B)  56 

(C)  50 

(D)  46 

26.  A man is facing North West. He turns 90° in the clockwise direction and then 135° in the anti­clockwise  direction.  Which  direction  is  he  facing  now  ?  (A)  East 

(B)  West 

(C)  North 

(D)  South 

27.  A  and  B  are  a  married  couple.  X  and  Y  are  brothers.  X  is  brother  of  A.  How  is  Y  related  to  B?  (A)  Brother­in­law 

(B)  Brother 

(C)  Cousin 

(D)  Son­in­law 

28.  If in  a certain  language A is coded  as 1, B  is coded  as 2, and  so on.  How  is BIDDIC coded  in that  code  ?  (A)  294493 

(B)  284563 

(C)  375582 

29.  Find  the  wrong  number  in  the  series  :  (A)  15 

(B)  24 

(D)  394492 

3,  8,  15,  24,  34,  48,  63  (C)  34 

(D)  48 

30.  Complete  the  Fig  (X). 



(A) 

(B) 

(C) 

(D)

Copyright©2015. Science Olympiad Foundation (SOF)

Fig. (X) 

Class 10 | 10th NCO - 2010



COMPUTERS  AND  INFORMATION  TECHNOLOGY  31.  While sending a file or message on internet, it is first divided into very small parts known as ___ .  (A)  Point 

(B)  Packet 

(C)  Particle 

(D)  Byte 

32.  In email address the phrase following '@' character represents ______ .  (A)  User name 

(B)  e­mail recipient 

(C)  Domain name 

(D)  e­mail client 

(C)  Google chrome 

(D)  Google talk 

33.  Which of the following is not a browser ?  (A)  Firefox 

(B)  Opera 

34.  In the HTML code, additional behaviour can be given to elements by adding ____ .  (A)  Attributes 

(B)  Tags 

(C)  Styles 

(D)  Commands 

35.  The value of #000000 is (according to Hex code for colours) ______ .  (A)  Black 

(B)  White 

(C)  Red 

(D)  Blue 

(C)  align 

(D)  type 

(C)  500 MB 

(D)  200 MB 

(C)  Justify 

(D)  Centred 

36.  Which attribute is used with  tag ?  (A)  href 

(B)  src 

37.  How much disk space does a standard CD have ?  (A)  700 MB 

(B)  600 MB 

38.  Which alignment is not present in following set ? 

(A)  Right align 

(B)  Left align 

39.  Which of the following is not a function of CPU ?  (A)  Control functions 

(B)  Arithmetic operations 

(C)  Memory management  (D)  File management 

40.  Identify the following component of a spreadsheet. 

(A)  Row heading 

(B)  Column heading 

(C)  Cells 

(D)  Sheets tabs 

41.  Which of the following is not a language processor ?  (A)  Assembler 

(B)  Interpreter 

(C)  Compiler 

(D)  Multiplexer 

42.  E­commerce is another name for doing _______ on internet.  (A)  Study 

(B)  Logging 

(C)  Research 

(D)  Business 

43.  Consider the statement given below.  To and fro movement of instructions and data continuously takes place between the main memory and the  central processing unit through an input device.  The above statement is _____  (A)  True 

(B)  False 

(C)  Can't say 

(D)  Incomplete

Copyright©2015. Science Olympiad Foundation (SOF)

Class 10 | 10th NCO - 2010



44.  Match the following Boolean expressions with their propositional forms. Where,  X ® has multimedia, Y ® has internet  (1)  Y  (a)  Has either multimedia or internet  (2)  X + Y  (b)  Does not have multimedia and internet  (3)  (X  l  Y)¢ (c)  Has internet  (A)  1c, 2a, 3b 

(B)  1a, 2b, 3c 

(C)  1c, 2b, 3a 

(D)  1b, 2a, 3c 

45.  A modem is a hardware device that interfaces ______ .  (A)  CPO and CRT 

(B)  Printer and main memory 

(C)  Telephone lines and computer equipment 

(D)  Main memory and auxiliary memory 

46.  Which of the following shows the status bar  in the picture ? 



Q  S 



(A)  P 

(B)  Q 

(C)  R 

(D)  S 

47.  A program that is capable of self­replicating to other computers via networks, but does not cause much  damage to the computer itself is ______ .  (A)  Worm 

(B)  Virus 

(C)  Trojan horse 

(D)  Malicious code 

48.  The part of a website name, which needs to be registered is _____ .  (A)  Domain name 

(B)  Identity 

(C)  Host name 

(D)  Link 

49.  Process of duplication of data to help us out if the hard disk crashes is known as ______ .  (A)  Data inconsistency 

(B)  Data repentance 

(C)  Data Redundancy 

(D)  Data interdependence 

50.  USB stands for ______ .  (A)  Universal Serial Bus  (B)  University Service Bus  (C)  Universal Service Bus (D)  None of these  SPACE FOR ROUGH WORK

Copyright©2015. Science Olympiad Foundation (SOF)

Class 10 11th

Year 2011

Copyright©2015. Science Olympiad Foundation (SOF)

Class 10 | 11th NCO - 2011



MENTAL ABILITY  1. 

If  a  +  b  +  c  =  0,  then  x a (A)  x a

2. 

2 2 2 

b c 

2 –1 –1

b

c

–1 2 –1 –1 –1 2  x a b c x a b c  = _______  . 

(B)  x 1/a

2 2 2 

b c 

(C) 

( x + y )  cannot be an even integer  x

(B)  xy cannot be an even integer  (D)  None of these 

One  of  the  factor  of  12(a 2  +  7a) 2  –  8(a 2  +  7a)(2a  –  1)  –  15(2a  –  1) 2  is  _______  (A)  2a 2  + 8a + 3 

4. 

3  (D)  x 

Let  x  and  y  be  positive  integers  such  that  x  is  prime  and  y  is  composite,  then  _______  (A)  y – x cannot be an even integer 

3. 

(C)  x 1/2 

(B)  2a 2  – 8a + 3 

(C)  2a 2  – 8a – 3 

(D)  2a 2  + 8a – 3 

In  the  given DABC,  AZ  =  ZC;  BM  =  2MC  and  if  area  of DABC  =  8  m 2 ,  find  the  area  of DBZM.  (A)  1.56 m 2 



(B)  2.67 m 2 



(C)  1.67 m 2  B 

(D)  1.65 m 2  5. 

(B)  3 

(C)  0 

(D)  1 

A  coin  is  tossed  three  times.  Find  the  probability  of  getting  heads  on  first  two  tosses.  (A)  1/2 

7. 



If  P n  =  cos n x  +  sin n x,  then  2P 6  –  3P 4  +  1  =  (A)  2 

6. 



(B)  1/4 

(C)  1/8 

(D)  1/3 

If  the  G.C.D.  of  the  polynomials  x 3  –  3x 2  +  px  +  24  and  x 2  –  7x  +  q  is  (x  –  2),  then  the  value  of  (p  +  q)  is  _____.  (A)  0 

8. 

(B)  20 

(C)  –20 

(D)  40 

In a rectangle  ABCD, P  and  Q  are the  mid­points of  BC  and  AD  respectively and  R  is any  point on  PQ,  then  area  (DARB)  equals  _____.  (A) 

9. 

X ABCD ) 

1  ( 2 

(B) 

X ABCD ) 

1  ( 3 

(C) 

X ABCD ) 

1  ( 4 

(D)  None of these 

If x = (4 + 15 )1/3 + (4 - 15 ) 1/3 ,  then  the  value  of  x 3  –  3x  –  8  is  _____  . 

(A)  9 

(B)  8 

(C)  7 

(D)  0 

10.  Consider  the  volumes of  the  following:  1. 

A  parallelopiped  of  length  5  cm,  breadth  3  cm  and  height  4  cm. 

2. 

A  cube  of  each  side  4  cm. 

3. 

A  cylinder  of  radius  3  cm  and  length  3  cm. 

4. 

A  sphere  of  radius  3  cm. 

The  volumes  of  these  in  the  decreasing  order  is  ______.  (A)  1, 2, 3, 4 

(B)  1, 3, 2, 4 

(C)  4, 2, 3, 1 

(D)  4, 3, 2, 1

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Class 10 | 11th NCO - 2011 p

11.

1ö æ 1 ö æ çè p + q ÷ø çè p - q ÷ø

3  q  x 

æ p ö If = , then x  = ____.  p q  çè q ÷ø 1ö æ 1 ö æ çè q +  p ÷ø çè q - p ÷ø

(A)  p – q 

(B)  p + q 

(C)  q – p 

(D)  pq 

12.  The  common  quantity  that  must  be  added  to  each  term  of  a 2  :  b 2  to  make  it  equal  to  a  :  b  is  (A)  ab 

(B)  a + b 

(C)  a – b 

(D)  a/b 

13.  Find the points at which the graph of the equation –4y = 15 – 5x crosses the x­axis and the y­axis.  (A)  (0, – 3.75) and (3, 0)  (B)  (0, 3) and (0, –3.75) 

(C)  (– 3.75, 0) and (0, 3)  (D)  (3, 0) and (–3.75, 0)  P 

14. DLOM is similar to DPON. What is the ratio of the lengths of the sides of DLOM  to  the  lengths  of  the  corresponding  sides  of DPON  ?  2  5  2  (C)  3 

3  5  3  (D)  2 

15.  If  2tanq =  3,  then  (A) 

1  2 



(B) 

(A) 



10  M  15 



4sinθ + 5cosθ  =  6sinθ + 2cosθ 

(B)  1 

(C) 

11 7 

(D) 

11  13 

LOGICAL  AND  ANALYTICAL  REASONING  16.  How  many  triangles  are  there  in  the  adjoining  figure?  (A)  10 

(B)  13 

(C)  4 

(D)  16 

17.  If  A,  B,  C  and  D  are  to  be  seated  in  a  row,  but  C  and  D  cannot  be  together. Also,  B  cannot  be  at  the  third  place,  then  which  of  the  following  must  be  false  ?  (A)  A is at the first place  (B)  A is at the second place (C)  A is at the third place  (D)  A is at the fourth place  18.  Rima is taller than Sarika but not taller than Reena. Reena and Tanya are of the same height. Rima  is  shorter  than Anu. Amongst  all  the  girls,  who  is  the  shortest  ?  (A)  Anu 

(B)  Reena and Tanya 

(C)  Rima 

(D)  Sarika 

19.  A part of the figure is missing. Find out from the given options the right figure to fit in the missing  figure. 

(A) 

(B) 

(C) 

(D)



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Class 10 | 11th NCO - 2011



20.  Which  letter  will  come  in  place  of  *  ?  E 



(A)  C  (B)  A 



(C)  D 





(i) 

(ii) 

*  F 





(iii) 

(D)  E  21.  Some of the cricket players are tennis players, some tennis players are hockey players and no cricket  player  is  a  hockey  player.  Which  of  the  following  diagrams  correctly  represents  the  statements? 

(A) 

(B) 

(C) 

(D) 

22.  Letters  of  the  word  given  below  have  been  jumbled  up. You  are  required  to  construct  the  words.  Each  letter  has  been  numbered  is  followed  by  four  options.  Choose  the  option  which  gives  the  correct  order  of  the  letters  as  indicated  by  the  numbers  to  form  words.  V  A  R  S  T  E  1  2  3  4  5  6  (A)  2, 3, 1, 6, 4, 5 

(B)  3, 2, 4, 5, 6, 1 

(C)  4, 5, 2, 3, 1, 6 

(D)  6, 3, 4, 5, 2, 1 

23.  Choose  the  correct  mirror  image  of  the  figure  (X)  if  mirror  is  placed  along  PQ.  (A) 

(B) 

(C) 

(D) 



Fig. (X) 



24.  A figure marked  as transparent sheet is  given. One out of these  four options resembles the figure  which  is  obtained  by  folding  transparent  sheet  along  the  dotted  line. 

(A) 

(B) 

(C) 

(D) 

Transparent  Sheet 

25.  Read  the  following  information  and  select  the  best  answer  choice.  In a study of five brands of pain relieving tablets P, Q, R, S and T, the brands were tested and ranked  against  each  other  as  more  or  less  effective  per  dose.  The  following  results  were  obtained.  (i)  P  was  more  effective  than  Q.  (ii)  The  effectiveness  of  R  was  less  than  that  of  S.  (iii)  T  was  the  least  effective  brand  tested.  (iv)  Q  and  R  were  equally  effective.  (v)  The  effectiveness  of  S  was  greater  than  that  of  Q.  If  the  above  statements  are  true,  which  of  the  following  must  also  be  true?  (A)  R was less effective than P 

(B)  P was the most effective. 

(C)  S was the most effective. 

(D)  T was most effective.

Copyright©2015. Science Olympiad Foundation (SOF)

Class 10 | 11th NCO - 2011



26.  A policeman left his police post and proceeded south 4 km on hearing a loud sound from point A.  On reaching the place, he heard another sound and proceeded 4 km to his left to the point B. From  B he proceeded left to reach another place C, 4 km away. In which direction, he has to go to reach  his  police  post  ?  (A)  North 

(B)  South 

(C)  South­East 

(D)  West 

27.  In  a  row  of  children  facing  North,  Shweta  is  fifteenth  from  the  left  and  Jyoti  is  third  to  the  left  of  Shweta.  Ram  who  is  seventh  to  the  right  of  Jyoti  is  fifth  from  the  right  end  of  the  row.  What  is  Shweta's  position  from the  right  end?  (A)  12 th 

(B)  10 th 

(C)  8 th 

(D)  9 th 

28.  Samant remembers that his brother's birthday is after 15 th  but before 18 th  of February, while his sister  remembers  that  her  brother's  birthday  is  after  16 th  but  before  19 th  of  February.  On  which  date  in  February  is  Samant's  brother's  birthday  ?  (A)  16 th 

(B)  18 th 

(C)  19 th 

(D)  17 th 

29.  If  p  means  'division',  t  means  'addition',  m  means  'subtraction'  and  d  means  'multiplication'  then  what  will  be  the  value  of  the  expression  12  m  12  d  28  p  7  t  15?  (A)  –30 

(B)  –15 

(C)  15 

(D)  –21 

30.  Find  the missing  character. 

?  2 

(A)  10 



(B)  11 



(C)  12 

3  4  5 



(D)  13 

COMPUTERS  AND  INFORMATION  TECHNOLOGY  31.  All  computers  must  have  _____  .  (A)  Word processing software 

(B)  An operating system 

(C)  A printer attached 

(D)  A virus checking program 

32.  The  resolution  of  a  printer  is  measured  in  ____  .  (A)  Megabits 

(B)  Hz 

(C)  Dots per inch (DPI) 

(D)  Inches 

33.  A  computer  port  is  used  to  ____  .  (A)  Communicate with other computer peripherals 

(B)  Communicate with all hard drives 

(C)  Connect computers together 

(D)  All of these. 

34.  Which  of  the  following  is  not  a  container  element  ?  (A)   

(B)   

(C)   

(D)  None of these 

35.  What  tool  is  used  to  split  the  window  into  different  parts  of  the  same  worksheet  ?  (A)  The title bar 

(B)  The scroll bar 

(C)  The toolbar 

(D)  The split box

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Class 10 | 11th NCO - 2011



36.  Which  of  these  statements  on  Vlookup()  is  false  ?  (A)  The Vlookup function can be used to compare a value that's between two values or for an exact value.  (B)  When this function is used to find a value between, you must always place the smallest possible value first  in the first column.  (C)  The values of the first column must be in descending order.  (D)  With this function, the comparison table is always read vertically.  37.  To make one section of slides in your presentation use a different design template from the other  slides,  what  do  you  do?  (A)  Select the slide thumbnails in that section, and apply a different colour scheme.  (B)  Select the slide thumbnails in that section, and apply a different design template.  (C)  Select one of the slides in the section you want to change, customize the fonts and colors, and use the Format  Painter to apply those styles to the other slides in the section.  (D)  None of these.  38.  You're giving your presentation, and you need  to click to  a slide that's a few slides back. How do  you  get  there  ?  (A)  Press ESC to get back into normal view; click the correct slide thumbnail in normal view; then click the Resume  Slide Show button.  (B)  Press BACKSPACE until you hit the slide you're looking for.  (C)  Right­click, point to Go on the shortcut menu, point to By Title, and click the slide you want to go to.  (D)  None of these  39.  Using  a  custom  animation  effect,  how  do  you  make  text  appear  on  a  slide  in  fly  mode?  (A)  Apply the animation scheme Fade in one by one.  (B)  Apply an entrance effect, and then set it to By letter in the Effect Options dialog box.  (C)  Apply the Fly mode option in entrance effect to the text.  (D)  None of these  40.  What  is  a  spider  ?  (A)  It is an operating system  (B)  A program that catalogs Websites  (C)  A hacker who breaks into corporate computer systems  (D)  An application for viewing Websites  41.  A  word  processor  is  _____  .  (A)  An application  (B)  A powerful tool for editing documents  (C)  A powerful tool for modifying the look of a document  (D)  All of these  42.  The Standard Toolbar  (A)  Provides a list of pull­down menu names.  (B)  Displays information about commands being selected.  (C)  Is used to execute commonly performed actions.  (D)  Is used to bring hidden parts of a document into view.

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Class 10 | 11th NCO - 2011



43.  If  you  accidentally  deleted  some  text  from  a  document,  and  you  want  it  back,  you  should  _____  (A)  Select "Redo" or press Ctrl + Y 

(B)  Immediately close the document and reopen it 

(C)  Restart the computer 

(D)  Select "Undo" or press Ctrl + Z. 

44.  With  reference  to  multimedia  elements,  pick  the  odd­one  out  of  the  following.  (A)  Graphics 

(B)  Animation 

(C)  Audio 

(D)  Voice Script 

45.  Every  network  interface  card  (NIC)  comes  with  its  own  _______  address.  (A)  Internet Protocol (IP) 

(B)  Dynamic Host Configuration Protocol (DHCP) 

(C)  Media Access Control (MAC) 

(D)  Open Systems Interconnection (OSI) 

46.  To  create  a  bulleted  list  use?  (A)   

(B)   

(C)   

(D)   

47.  ______ refers to any type of application or presentation that involves more than one type of media,  such  as  text,  graphics, video,  animation,  and  sound.  (A)  An executable file 

(B)  Desktop publishing 

(C)  Multimedia 

(D)  Hypertext 

48.  Which  is  not  valid  HTML  ?  (A)   

(B)   

(C)   

(D)   

49.  Auxiliary  storage  is  ________  .  (A)  Used to store work while it's being processed 

(B)  For hard copy only, like a filing cabinet 

(C)  Another name for primary storage 

(D)  Used for work that is not being processed 

50.  Magnetic  tape  storage  is  primarily  used  for  _______  .  (A)  Backups 

(B)  Installing new programs  (C)  Rarely used software  (D)  None of these  SPACE FOR ROUGH WORK

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Class 10 12th

Set A Year 2012

Copyright©2015. Science Olympiad Foundation (SOF)

12th NCO - Set-A

2

MENTAL ABILITY 1.

An intelligence agency forms a code of two distinct digits selected from 0, 1, 2, ...., 9 such that the first digit of the code is non-zero. The code, handwritten on a slip, can however potentially create confusion when read upside down – for example, the code 91 may appears as 16. How



many codes are there for which no such confusion can arise? (A) 80 (B) 78 (C) 71

2.

The polynomial f(x) has roots of equations 3, –3, –k. Given that the coefficient of x3 is 2, and that

(D) 69

f(x) has a remainder of 8 when divided by x + 1, find the value of k.

(A) 1

(B) 0

(C) –1

3.

If a and b are the roots of x2 – p(x + 1) – c = 0, then find (a + 1)(b + 1) and respectively. (B) c – 1, 0

(C) 1 – c, –1

(D) Can't be determined α 2 + 2α + 1 α 2 + 2α + c

+

β2 + 2β + 1 β2 + 2β + c



(A) 1 – c, 1

(D) c – 1, 2

4.

A die is thrown two times. What is the probability of getting sum less than to a fifth multiple of 2?



(A) 5/6

(B) 1/6

(C) 2/3

(D) 1/3

5.

With the vertices of a DABC as centres, three circles are described each touching the other two externally. If the sides of the triangle are 4, 6 and 8 cm respectively, then the sum of the radii of the three circles equals _______.



(A) 10

(B) 14

(C) 12

(D) 9

6.

If the straight lines y = 4 – 3x; ay = x + 10; 2y + bx + 9 = 0 represent the three consecutive sides



of a rectangle & if a is half of b, then ab = _______. (A) 18 (B) –3 (C) 1/2

7.

In given figure, S and T trisect the side QR of a right triangle

(D) –1/3

PQR, then 3PR2 + 5PS2 =

(A) 4PT2



(B) 8PT2



(C) 8PT



(D) None of these

8.

Column-II gives value of x and y for pair of equations given in Column-I, match them correctly.



Column-I



(i)

2x + y = 8, x + 6y = 15



(ii) 5x + 3y = 35, 2x + 4y = 28



(iii)



Column-II

a.

(3, 4)

b.

(1/14, 1/6)

1 1 1 1 + = 3, − = 5 7 x 6y 2 x 3y

c.

(4, 5)



(iv) 15x + 4y = 61, 4x + 15y = 72

d.

(3, 2)



(A) (i) → (c); (ii) → (d); (iii) → (a); (iv) → (b)

(B) (i) → (b); (ii) → (c); (iii) → (d); (iv) → (a)

(C) (i) → (d); (ii) → (c); (iii) → (b); (iv) → (a)

(D) (i) → (d); (ii) → (b); (iii) → (a); (iv) → (c)



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=

12th NCO - Set-A 9.

3

x sin φ y sin θ x and tan φ = , then = ____. 1 − x cos φ 1 − y cos θ y sin θ sin θ sin φ (B) (C) (A) sin φ 1 − cos θ sin θ If tan θ =

(D)

sin θ 1 − cos φ

10. An object is observed from three points A, B, C in the same horizontal line passing through the base of the object. The angle of elevation at B is twice and at C thrice that at A. If AB = a, BC = b prove that the height of the object is ____.

(A) 2a sinq cosq

(B) 2a sinq

(C) 2a cosq

(D) None of these

LOGICAL AND ANALYTICAL REASONING 11. There is a series begins with unmarked figure on the extreme left. One and only one of the four marked figures does not fit into the series. The two unmarked figures, one each on the extreme left and extreme right fit into the series. You have to take as many aspects into account as possible of the figures in the series and find out the one and only one of the four marked figures which does not fit into the series.

Problem Figures 

0

= =  = P



(A) P

Q

(B) Q

R

S

(C) R

(D) S

12. Kirti is taller than Kanika who is shorter than Kajal. Komal is taller than Kanchan but shorter than

Kanika. Who among the following is the shortest? (A) Kirti (B) Kajal (C) Kanchan

(D) Kanika

13. Nimish wants to go to school from his house. First of all he goes to the crossing; from here he turns to right and reaches the bus-stand. Bus-stand is opposite to the library. In which direction is school located?

(A) North (C) West

(B) East (D) Cannot be determined

14. The number of squares and triangles in the following figure are ______.

(A) 7 squares, 18 triangles



(B) 7 squares, 19 triangles



(C) 8 squares, 17 triangles (D) None of these

15. In the following question, one set of letters, when sequentially placed at the gaps in the given letter series, shall complete it. Identify that set.

(A) baaa

ab _ ab _ ab abb _ b _ ab (B) abbb (C) aaab

(D) baab

16. In the following number series, one number does not follow the pattern of the series. Find the wrong number.

(A) 117

297, 272, 245, 216, 185, 153, 117 (B) 153 (C) 185

(D) 216

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12th NCO - Set-A

4

17. Ravi's brother is 3 years senior to him. His father was 28 years of age when his sister born, while his mother was 26 years of age when he born. If his sister was 4 years of age when his brother

was born, what was the age of Ravi's father and mother respectively when his brother was born ? (A) 32 years, 29 years (B) 32 years, 30 years (C) 32 years, 23 years (D) 35 years, 33 years

18. By following certain logic, ‘Take Bath And Do worship of The Goddess’ is decoded as ‘And Bath Do Goddess of Take The worship.’ How will ‘Then Why Did You Not Do Your Study’ be decoded

using that logic ? (A) Did Do Not Then Study Why You Your (C) Did Do Not Study Then Why You Your

(B) Do Did Not Study Then You Your Why (D) Do Did Not Study Then Your You Why

19. There is a set of three figures X, Y and Z have been given, showing a sequence in which a paper is folded and finally cut from a particular section. You have to select the answer figure which most closely resembles the unfolded piece of paper.



(A)

(B)



(C)



(D)





20. Choose the correct mirror image from the options of the Fig. (X) if the mirror is placed vertically left.

(A)



(B)



(C)



Fig. (X)

(D)



Computers and information technology 21. _________ are programs that automatically scan websites and create indexes of URLs, keywords

and links. (A) Crawlers

(B) MetaTags

(C) Browsers

(D) Search Engines

22. What pages would be listed when you enter the following search term in www.google.co.in? President AND (Patil OR Kalam) (A) It will list all pages containing ‘President Patil’ and ‘President Kalam’. (B) It will list all pages containing ‘President Patil Kalam’. (C) It will list all pages containing ‘President Patil’ and not ‘President Kalam’. (D) It will list all pages containing ‘President Patil’ or ‘President Kalam’. 23. Choose the correct HTML syntax to left-align the content inside a table cell. (A) (B) (C) (D) 24. In the given example of a section of MS-Excel worksheet how do you change the column width to fit the contents ?

(A) Double-click the boundary to the right of the column heading.



(B) Press ALT and single-click anywhere in the column.



(C) Single-click the boundary to the left of the column heading. (D) Double-click the boundary to the left of the column heading.

Copyright©2015. Science Olympiad Foundation (SOF)

1 2 3 4

A UK UK USA USA

B Buchan Suyama Peacoc Leverlin

12th NCO - Set-A

5

25. Which one of the following is INCORRECT while selecting multiple cells in MS Excel? (A) (A1:G50) (B) (A1, B3:C9) (C) (A1:B5:C5) (D) (A1:B5#C5) 26. In MS-PowerPoint 2007, the picture cropping tool allows you to ________.

(A) Reset a picture to its default settings

(B) Change the contrast of a picture



(C) Recolour a picture

(D) Remove a portion of a picture

27. In MS-PowerPoint 2007, on the ribbon of which tab would you find Slide Background styles ? (A) Insert (B) Design (C) Slide Show (D) Home 28. In MS-Word 2007, setting up page margins is done through ____ tab. (A) Home (B) Page Layout (C) View

(D) Review

29. Which of the following is not a version of the Windows operating system? (A) Windows 90 (B) Windows 98 (C) Windows Vista (D) Windows Me 30. Identify this Semi-Automatic Calculating Device.

(A) Pascaline



(B) Staffelwalze



(C) Jaquard’s loom



(D) Difference Engine

31. Match the following (as in MS-PowerPoint 2007).

Column-I

Column-II Click to add text



I.

Slide Show

a.

Click to add text

II.

Slide Master

b.



III. Notes Page View

c.



IV. Slide Sorter View

d.



V.

e.



(A) I – d, II – e, III – c, IV – b, V – a (C) I – c, II – d, III – e, IV – b, V – a

Click to add text Click to add text Click to add text

Click to add text Click to add text



Click to add text

Click to add text Click to add text

Click to add title

Normal View

Click to add text Click to add text

(B) I – d, II – e, III – b, IV – a, V – c (D) I – c, II – e, III – d, IV – a, V – b

32. Which feature of MS-Excel 2007, allows you to monitor cells in other worksheets whilst making

changes in the current worksheet? (A) Data Validation (B) Trace Precedents

(C) Watch Window

(D) Trace Error

Copyright©2015. Science Olympiad Foundation (SOF)

12th NCO - Set-A

6 33. Match the following:



Column-I

Column-II



I.

Newsgroups

a.

Buying and selling products on the internet.



II. E-mail

b.

A tool allowing your PC to connect to another network and log in





as if you were a user on that system

III. Telnet

Discussions on the internet on a range of topics – recreational to

c.



research



IV. E-commerce

Sending and receiving messages in electronic form over the



(A) I – c, II – a, III – d, IV – b (C) I – c, II – a, III – b, IV – d

d.



internet (B) I – c, II – d, III – b, IV – a (D) I – a, II – c, III – d, IV – b

34. What is the output of the following HTML code ?









FIRST STATEMENT



SECOND STATEMENT



THIRD STATEMENT









(A) FIRST STATEMENT SECOND STATEMENT THIRD STATEMENT

(B) FIRST STATEMENT SECOND STATEMENT THIRD STATEMENT



(C) FIRST STATEMENT



(D) FIRST STATEMENT

SECOND STATEMENT THIRD STATEMENT

SECOND STATEMENT THIRD STATEMENT

35. In MS-Excel 2007, which of the following function returns the current date? (A) TODAY (B) DATE (C) DATEVALUE (D) TODAYSDATE 36. In MS-PowerPoint 2007, which of the following statements about deleting slides is NOT correct?

(A) Slides can be deleted during a slide show.



(B) A slide can be deleted by selecting the slide in left panel in normal view and clicking the Delete button on the Home tab.



(C) A slide can be deleted by selecting the slide in Slide Sorter view and pressing



(D) A slide must be selected before it can be deleted.

.

37. In MS-Excel 2007, the procedure to select a range of cells is ____.

(A) Click on first desired cell + press shift + click on last desired cell



(B) Click on first desired cell + press ctrl + click on last desired cell



(C) Click on first desired cell + press tab + click on last desired cell (D) All of these

38. Reel, Cartridge, Streamer and DAT are types of which storage device? (A) RAM (B) EPROM (C) Magnetic Tape

(D) Floppy Disk

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12th NCO - Set-A

7

39. Which MS-Word 2007 menu is shown here?



(A) Number List Menu

(B) Bullet List Menu

(C) Multilevel List Menu (D) Clip Art Menu

40. Match the following Indent names with the Indent types: (in MS-Word 2007)

Column-I

Column-II



I. Left

a.

Indents just the first line of a paragraph from the left margin.



II.

Right

b.

Indents all but the first line of text from the left margin.



III. First line

c.

Indents text from the right margin.



IV. Hanging

d.

Indents text from the left margin.



(A) I – d, II – c, III – a, IV – b (C) I – b, II – d, III – c, IV – a

(B) I – a, II – d, III – c, IV – b (D) I – a, II – d, III – b, IV – c

41. Which device should be installed in a multimedia PC such that television signals can be received

by it? (A) TV tuner card

(B) PC tuner card

(C) HDMI cable

(D) PCI express card

42. Identify this device from the description given below:

o o o

Allows user to create digital drawings by hand-drawing images. It usually has a flat surface. Commonly used for CAD terminals and engineering workstations.



o A special pen called stylus is used to write on it. (A) Joystick (B) Digitizer tablet (C) Touch Screen

43. Find the odd one out: (A) AVG

(B) VLC Player

(C) Winamp

(D) Optical Mark Reader (D) Media Jukebox

44. Which of the following should be used to uninstall software from a computer in Windows 7 ?

(A)

Add Hardware

(B)

Programs and Features



(C)

Date and Time

(D)

Administrative tools

45. Which tab and function in MS-Word 2007 should be used to create a fully-formatted cover page for your document?

(A) Review → Cover Page

(B) Page Layout → Cover Page



(C) Layout → Cover Page

(D) Insert → Cover Page

Copyright©2015. Science Olympiad Foundation (SOF)

12th NCO - Set-A

8 46. Identify the kind of network shown in this figure.

(A) Star



(B) Bus



(C) Ring



(D) Tree

47. Which part of the CPU performs the (+,–,*,/) and (>, >=,

26. Identify the following.

 It is a special database in a Windows Operating System.



 It contains special information about the users of a particular computer.



 It contains details of all programs installed on it.



 It contains information about the various hardware devices connected to a computer. (A) MSDN (B) Dynamic Link Library (C) Pagefile.sys (D) Windows Registry

27. Fill in the blanks:

A _________ occurs when a referenced memory frame is not loaded in memory. ________ is a memory management scheme in which the pages of a process are loaded as and when they are needed. ________ is a memory that combines primary and secondary memory to create an illusion of a very large contiguous memory.



(A) Page Fault, Demand Paging, Virtual Memory

(B) Deadlock, Virtual Paging, Page Memory



(C) Semaphore, Demand Paging, Page Memory

(D) Page fault, Fragmentation, Virtual Memory

28. Which of the following statements is FALSE in case of a SATA interface used to install a hard-disk

to your PC? (A) SATA drives may sometimes require specific drivers when installing an Operating system. (B) A SATA cable allows only one SATA hard drive to be connected at a time. (C) SATA drives do not use jumpers and connect directly to the motherboard. (D) SATA cables are wide ribbon like and can be only 18 inches long.

29. This is a pointing device commonly used by teachers to project handwritten notes and to allow students to do the same. This device is also used for providing feedback on student work submitted electronically. Online teachers may also use such devices for marking student work, or for live tutorials or lessons, especially where complex visual information or mathematical equations are

required. Identify it. (A) Light pen

(B) Digitizer

(C) Pointing stick

(D) Image Scanner

Copyright©2015. Science Olympiad Foundation (SOF)

6

13th NCO - Set-B

30. Given here is a machine readable symbol system suitable for tracking and managing shipment of packages. It uses dots arranged in a hexagonal grid. What is this system called?



(A) MaxiCode

(B) Shotcode

(C) UPC-A

(D) QR code

31. Identify the following.

 It is a hardware frame.



 It has a set of electrical connections.



 The frame and the connections help run a notebook computer as an effective desktop computer. (A) Docking station (B) Virtual PC (C) Notebook Server (D) PC Accelerator



32. Which of the following will you use to enable the Watch Window to monitor the value of some

cells in your worksheet in MS-Excel 2010? (A) Window → Watch Window (C) Data → Data Tools → Watch Window

(B) View → Show/Hide → Watch Window (D) Formulas → Formula Auditing → Watch Window

33. Video input devices are used to digitize images or videos from the outside world into a computer, with the information being stored in several formats as per the user’s requirement. Which of the

following is not a video input device? (A) Paddle (B) Barcode reader

(C) Image scanner

(D) Laser range finder

34. Which of the following terms literally means “users choose their primary desire features without

considering the security of their computers”? (A) Cute Cats (B) Dancing Pigs

(C) Trojan Horse

(D) Arab Spring

35. All communications technology is subject to regulation by government agencies like _____ in

United States. (A) FCC

(B) ANSI

(C) ISO

(D) IEEE

36. Network Interface Card (NIC) provides the station a physical address that is normally written

in_______ notation. (A) Binary

(B) Decimal

(C) Hexadecimal

(D) Octal

37. It is the oldest surviving first-generation electronic computer and was the first in the world to play

digital music. (A) ENIAC

(B) EDSAC

(C) UNIVAC

(D) CSIRAC

38. Which of the following tags is used to add Media files in your HTML document? (A) and (B) and (C) and (D) and 39. An attack that attempts to make a computer resource unavailable to its intended users by flooding

a network or server with requests and data is ______. (A) IP Spoofing (B) Data diddling (C) Denial of service

(D) Phishing

Copyright©2015. Science Olympiad Foundation (SOF)

13th NCO | Level-I | Set-B |

Class 10

7

40. A text navigation method in which a blinking cursor appears over the text on-screen. The user can then move throughout the text by using the arrow navigation keys, and perform various actions

to manipulate it. This method is known as ________. (A) Spatial navigation (B) Caret navigation (C) Tabbing navigation

(D) Cursor navigation

41. The given logo is of a social networking site ________. (A) Tagged (B) Pinterest (C) Ning (D) devianArt 42. “If the value of a cell is > 1000, color the cell red”.

Which feature of MS-Excel 2010 is used to perform such operations on cells?



(A)

(B)





(C)



(D)

43. Round dot is a type of _______ style applied to the outlines and borders in MS-PowerPoint

2010. (A) Frame

(B) Weight

(C) 3-D

(D) Dash

44. In MS-Excel 2010, this function converts the first letter in each word in uppercase and all other

letters to lowercase? (A) UPPER

(B) LOWER

(C) TRIP

(D) PROPER

45. Which of the following panes will you use to search audio files in MS-PowerPoint 2010? (A) Animation pane (B) Audio and Video pane (C) Clipart (D) Slide Transition pane

Achievers' section 46. _________ deletes the word to the left of insertion point while _______ deletes the word to the

right of insertion point in MS-Word 2010. (A) Ctrl+Delete, Ctrl+Backspace (C) Backspace, Delete

47. LZW is a/an ______. (A) Image file format (C) Image compression technique

(B) Ctrl+Backspace, Ctrl+Delete (D) Delete, Backspace (B) Video file format (D) Audio file format

48. Observe the given HTML code.



(A) (2,3,2) and (2,3,2)

(B) (2,3,3) and (2,3,2)

(C) (2,2,3) and (2,3,3)

(D) (2,2,3) and (2,3,2)

Copyright©2015. Science Olympiad Foundation (SOF)

8

13th NCO - Set-B

49. What is the keyboard shortcut for opening the Visual Basic editor in MS-Excel 2010? (A) Alt+F3 (B) Alt+F7 (C) Alt+F11 (D) Alt+F1 50. A process where the software adds new pixels to an image based on the color values of the

surrounding pixels is _______. (A) Sampling (B) Quantization

(C) Interpolation

(D) Rasterization

SPACE FOR ROUGH WORK

Copyright©2015. Science Olympiad Foundation (SOF)

Class 10 14th

Set A Year 2014

Copyright©2015. Science Olympiad Foundation (SOF)

14th NCO - Set-A

2

LOGICAL REASONING 1.

Select a figure which will continue the series as established by the five Problem Figures.



A.





B.





C.





D.

2.

A word and number arrangement machine when given a particular input, rearranges them following a particular rule. The following is the illustration of the input and the steps of arrangement. Input : 95 is 11 my are Step I : is 95 11 my are Step II : is 11 95 my are Step III : is 11 my 95 are Step III is the last step for this input. Now study the logic given above and answer the questions that follow : If step III of an input is 'mare 1665 meat 1885 saves 20171 19199', then which of the following will definitely be the input?







A.

meat saves 20171 1885 mare 1665 19199



B.

19199 saves mare meat 1885 1665 20171



C.

mare 1885 saves meat 1665 19199 20171



D.

Can't be determined

3.

Study the following information to answer the given question. In a certain code 'had to look' is written as ti re zi, 'look for me' is written as di re ha and 'for help' is written as di na. Which of the following is the code for 'help'?



A.

di



B.

na



C. D.

ti re

4.

There is a definite relationship between figures P and Q. Establish a similar relationship between figures R and S by selecting a suitable figure from the options that would replace the question mark (?) in fig. (S).



A.





B.





C.





D.

5.

Select a Venn diagram from the options which best illustrates the relation amongst "Boys, Athletes, Singers"?



A.



B.



C.



D.

6.

Find the missing character in given figure.



D15 F9

C18 B21 ?

H3

Copyright©2015. Science Olympiad Foundation (SOF)

A24 G6

14th NCO - Set-A

3



A.

E31



B.

E12



C.

F12



D.

H8

7.

'A @ B' means 'A is added to B'.



'A * B' means 'A is multiplied by B'.



'A # B' means 'A is divided by B'.



'A $ B' means 'B is subtracted from A'. In the question, some information is given. You have to find out which expression correctly represents the given below statement. Salary of Mr. X (S1) is more than 40% of Mr. Y's salary (S2) by ` 8,000.



A.

S1 = [S2 * (40 @ 100)] #8,000



B.

S1 = [S2 * (40 # 100)] @8,000



C.

S2 = [S1 * (40 # 100)] @8,000



D.

S2 = [S1 * (40 @ 100)] #8,000

8.

In the given question, two rows of numbers are given. The resultant number in each row is to be worked out separately based on the following rules and the question below the row of numbers is to be answered. The operations of numbers progress from left to right.

9.

Find the number of triangles in the given figure.



A.

28



B.

32



C.

36



D.

40

10. Q, R, S, T, U and V are seated in a straight line facing North. S is second to the right of T and T is second to the right of Q. R is to the left of Q and second to the left of V. What is Q's position with respect to S?

A.

Third to left



B.

Fourth to left



C.

Second to left



D.

Fifth to left

11. In which of the following options, Fig. (X) is embedded as one of its part?

Rules:







(i)

If an odd number is followed by another odd number which is a perfect square then they are to be added.



A.



(ii) If an even number is followed by an odd number or an odd number is followed by an even number, they are to be multiplied.



B.





C.





D.

(iii) If an even number is followed by another even number, the first number is to be divided by the second number. (iv) If an even number which is a multiple of 5 is followed by an odd number which is also a multiple of 5, then the second number is to be subtracted from the first number. 248 8 25 3 x 28 If x is the resultant of the first row, what is the resultant of the second row?

12. If ‘×’ means ‘is father of’, ‘+’ means ‘is sister of’, ‘–’ means ‘is brother of’, and ‘÷’ means ‘is mother of’ then which of the following statements means ‘S is granddaughter of P’?



A.

12



B.

6



A.

P×T+R÷S



C.

18



B.

P ÷ Q – R ÷ S – T



D.

16



C.

P×R–T×S



D.

P÷Q–R×S+T

Copyright©2015. Science Olympiad Foundation (SOF)

14th NCO - Set-A

4

13. Raman starts from point P and walks towards South and stops at point Q. He now takes a right turn followed by a left turn and stops at point R. He finally takes a left turn and stops at point S. If he walks 5 km before taking each turn, towards which direction will Raman have to walk from point S to reach point Q?

A.

North



B.

South



C.

West



D.

East

Fig. (X)

14. Study the following arrangement carefully and answer the question given below : 1 H # U J 9 B $ R 2 K • E L 8 G P A % T 3CMV@7DOS=6Z How many such numbers are there in the above arrangement, each of which is immediately preceded by a letter and immediately followed by a symbol?

A.

None



B.

One



C. D.

Two Three

15. From amongst the figures marked (A), (B), (C) and (D), select a figure which satisfies the same conditions of placement of the dots as in fig. (X).



A.



B.



C.



D.

Computers and information technology 16. What is a Dual Core Processor?



A.

OEM



A CPU with two distinct processors that work simultaneously in the same integrated circuit.



B.

Counter



C.

Manufacturer



D.

Adhoc

A.



B.

A CPU with one processor that can do a minimum of two jobs simultaneously.



C.

It is just a CPU model name.



D.

A CPU with one processor that can start a minimum of two or more threads to do the different parts of the same job.

17. In the Windows operating system, the _________ is a hierarchical database that stores configuration settings and options. It also provides a means to access counters for profiling system performance.

A.

Dynamic Link Library



B.

Windows Registry



C.

Windows Help Module



D.

Windows Initialization File

18. The third-party software that comes with your digital camera, graphics tablet, printer or scanner is an example of _____ software.

19. Asha was entering data into MS-Excel 2010 worksheet and in the cell A3 she entered the formula, = A1+A2 +A3. What would be the result after pressing the enter key?

A.

Sum of A1, A2 and A3



B.

Name Error



C.

####



D.

Circular Reference Warning

20. Which of the following is NOT a category of frames in temporal compression of videos?

A.

I-frame



B.

P-frame



C.

S-frame



D.

B-frame

Copyright©2015. Science Olympiad Foundation (SOF)

14th NCO - Set-A

5

21. On-line storage devices do not need any human intervention. It is directly accessed by the processing unit of the computer. Which of the following storage devices are oftenly used for on-line storage?

A. B. C. D.

Hard disk Redundant array of inexpensive disks Flash drive Both A and B

22. Which of the following statements is incorrect in context of OCR devices?

A.



B.



C. D.

OCR devices can read text from paper and translates the images into a form that the computer can manipulate. OCR software uses standard type of fonts like OCR-A and OCR-B to recognize the text. OCR does not allow to edit the converted text. All of these

23. Identify the following.









A. B. C. D.

It is a graphics tablet produced by U.S. company Koala Technologies. It is developed for several early 8-bit home computers including Apple-II family as well as for the IBM PC. KoalaPad KokoPad KoloPad KokaPad

24. Match the viruses given in Column-I with their caused behaviour given in Column-II. Column-I Column-II (a) Brain (i) It destroyed data by overwriting a random sector of the disk at every 16th run of an infected program. (b) Bomber (ii) First computer virus for MSDOS. It infects boot sector of storage media formatted with FAT file system (c) Dark Avenger (iii) Polymorphic virus known for its technique of patchy infection. A. (a)-(iii), (b)-(i), (c)-(ii) B. (a)-(i), (b)-(ii), (c)-(iii) C. (a)-(iii), (b)-(ii), (c)-(i) D. (a)-(ii), (b)-(iii), (c)-(i) 25. Which of the following statements is incorrect about newsgroup service of the internet?

A.



B.

It is an internet-based discussion about a particular topic. Users post messages to a news server which then sends them to a bunch of other participating servers.



C.



D.

To participate in a newsgroup, it is not compulsory to subscribe to it. Nearly all newsgroups are found on Usenet, which is a collection of servers around the world.

26. Select the INCORRECT match of 4xx Client Error codes with their names.

A. B. C. D.

401 402 403 404

-

Unauthorized Payment Required Bad request Not found

27. Dolphin is a mobile browser for the Android and iOS, developed by Mobotap. Which of the following features of this browser allows users to search, share and navigate by their voice, without typing a word? A. Dolphin Sonar B. Dolphin Gesture C. Dolphin Voice D. Dolphin Speak 28. _______ is a device specially designed for the education purpose which is having the flexibility and mobility of tablets as well as the performance and productivity of laptops launched by Intel on June 25, 2014.

A. B. C. D.

Ultrabook 2 in 1 Laptop Tablet 2 in 1 Study 2 in 1 Education 2 in 1

29. In HTML, the ____ element enables you to specify that you are introducing a special term. A. B. C. D. 30. What does the error #DIV/0! represents in MS-Excel 2010? A. When the formula attempts to divide by what's in a cell that is empty. B. When the cell used in the formula is not having correct reference. C. When the cell used in the formula is not formatted. D. All of these 31. ____ is a computer bus used by CPU for communicating with other devices connected to the computer. It carries commands from the CPU and returns status signals from the devices. A. Data bus B. Cache bus C. Address bus D. Control bus

Copyright©2015. Science Olympiad Foundation (SOF)

14th NCO - Set-A

6

32. The _____ element defines a table row in HTML.

37. LynxOS is an example of ____ operating system.





A.

Fastest



B.

Real-time



C.

Single user



D.

Single tasking

A. B. C. D.



33. Which of the following is a tiny postage stamp size brain-like chip, unveiled by IBM, that delivers the performance of a supercomputer using a process that mimics the human brain?

A.

TrueNorth



B.

TrueBrain



C.

Neural Chip



D.

Brain Chip

34. Which of the following views of MS-Word 2010, represents the document as it would look as a web page?

A.



B.



C. D.

35. _______ is the term given to software that routinely issues a pop-up window or other form of visual interface asking the user to register a product, purchase an application or take another form of action.

A.

Troubelware



B.

Popware



C. D.

Adware Nagware

36. Which of the following operations in MS-PowerPoint 2010 will change the shape from image-I to image-II?

Image I

A. B. C. D.

Crop Crop to Shape Fit Picture Effects

Image II

38. The given image occurs in _____ tab of MS-PowerPoint 2010.



A.

Home



B.

Design



C.

Insert



D.

Slide show

39. Which of the following smartphones has been launched by Lenovo in August 2014, that runs on Android 4.4 KitKat operating system and supports dual-sim functionality?

A.

OPPO Find 7



B.

Vibe Z2 Pro



C.

Lenovo L60



D.

Lenovo Z

40. Which of the following type of operating systems manages a group of independent computers and makes them appear to be a single computer?

A.

Real-time



B.

Multiuser



C.

Multiprogramming



D.

Distributed

41. Which of the following formulas is CORRECT to see if an error condition exists in cell B2? If so, the IF function returns the message "An error occurred." If no error exists, the IF function performs the calculation B2*3 + B3 *2?

A.

=IF(ISERROR(B2), "An error occurred.", B2*3 + B3 *2)



B.

=IF(ERROR(B2), "An error occurred.", B2*3 + B3 *2)



C.

=IF(CELL(B2), "An error occurred.", B2*3 + B3 *2)



D.

=IF(ISERROR(B2), "An error occurred.", “B2*3 + B3 *2”)

Copyright©2015. Science Olympiad Foundation (SOF)

14th NCO - Set-A

7

42. A video that becomes popular through video sharing websites, social media and e-mail is called ____ video.

A. B. C. D.

Popular Shared Viral All of these

43. _______ is a type of RAM, that contains its data even if power is turned OFF.

A. B. C. D.

DRAM SRAM DDR NVRAM

44. In video quality requirements, the range of light and dark values in a picture or the ratio between the maximum and the minimum brightness values is known as ______.

A. B. C. D.

Dithering Pixel Contrast Graphics

45. Which of the following types of values gives a numeric spin box in browser in the HTML?

A. B. C. D.

Week Data Number Range

Achievers Section 46. Which of the following is the CORRECT formula, to determine whether a particular year is leap year or not, if the value of cell A1 is 8/8/2014 in MS-Excel 2010?

A.

IF (MONTH (DATE (YEAR (A1), 2, 29)) = 2, TRUE, FALSE)



B.

= IF (YEAR (MONTH (DATE (A1), 2, 29)) = 2, TRUE, FALSE)



C.

= IF (MONTH (DATE (YEAR (A1), 2, 29)) = 2, TRUE, FALSE)



D.

= IF (YEAR (MONTH (DATE (A1), 2, 29)) = 2, FALSE, TRUE)

47. Which of the following statements is incorrect about Sparklines in MS-Excel 2010?

A.

They are alternatives to charts.



B.

A chart cannot be placed in a cell while sparkline can be placed in a cell.



C.

You can create a single sparkline and then use the fill handle to automatically create sparklines for the remaining rows.



D.

There are four types of sparklines named Line, Column, Win/Loss and Area.

48. Which of the following statements is incorrect in context of UDP, TCP and IP protocols of the internet?

A.

IP is not designed to be reliable and is a best effort delivery protocol.



B.



C.



D.

TCP provides both data integrity and delivery guarantee by re-transmitting until the receiver acknowledges the reception of the packet. UDP provides data integrity via a checksum but does not guarantee delivery. IP is designed to be reliable and is a best effort delivery protocol.

49. What would be the output of the given HTML code?



I have a bike I have a car



A.



B.



C.



D.



I have a bike I have a car I have a bike I have a car I have a bike I have a car I have a bike I have a car

Copyright©2015. Science Olympiad Foundation (SOF)

14th NCO - Set-A

8

50. W h a t i s t h e f u n c t i o n o f g i v e n i c o n o f MS-Word 2010?



A.

Require a password to open the document.



B.



C.



D.

Let readers know the document is final and make it read-only. Grant people access while removing their ability to edit, copy or print. Add a digital signature.

SPACE FOR ROUGH WORK

Copyright©2015. Science Olympiad Foundation (SOF)

Class 10 14th

Set B Year 2014

Copyright©2015. Science Olympiad Foundation (SOF)

14th NCO - Set-B

2

LOGICAL REASONING 1.

There is a definite relationship between figures (i) and (ii). Establish a similar relationship between figures (iii) and (iv) by selecting a suitable figure from the options that would replace the question mark (?) in fig. (iii).

5.

Select a figure from the options which will continue the pattern established by the Problem Figures. Problem Figures ?

? (i)

(ii)

(iii)

(iv)

A.



B.



C.



D.

6.

Which of the following options represents the correct relationship as indicated in the given Venn diagram?



A. B. C. D.

7.

There are certain common characteristics/properties between the two Problem Figures. Select a figure from the options which shows similar characteristics/ properties as shown by the Problem Figures. Problem Figures



A.



B.



C.



D.

A. B. C.



D.

2.

Following question is based on five words given below : AND FOR THE BIG SUM If second alphabet in each of the words is changed to next alphabet in the English alphabetical order, how many words having two vowels (same or different vowels) will be formed?







A. B. C. D.

None One Two Three

3.

Nihal is taller than Sumit, who is shorter than Rohit. Vipin is taller than Akash. Anshu is shorter than Vivek. Neither Vipin nor Vivek is the tallest. If Rohit is standing second in decreasing order of height, who will stand in the middle in the group of these seven persons?



A. B. C. D.

4.

In a row of thirty boys, R is fourth from the right end and W is tenth from the left end. How many boys are there between R and W?



A. B. C. D.

Vipin Vipin or Vivek Anshu Can’t be determined

15 16 17 None of these

Vegetables, Apples, Fruits Gears, Tyres, Cars Cone, Cylinder, Sphere Planets, Solar system, Galaxy

Copyright©2015. Science Olympiad Foundation (SOF)

14th NCO - Set-B

8.

3

A cube has six different symbols drawn over its six faces. Three positions of cube are shown below.



Which symbol is opposite to the symbol ( A. B. C. D.

)?

9.

Study the following information to answer the given question : In a certain code if 'it is rush hour traffic' is written as sa le do mi ru, 'go to school' is written as be no pa, 'one hour to go' is written as mi fi pa be, 'rush to one' is written as fi be sa and 'traffic is fine' is written as ga ru do, then mi fi le would best mean ____.



A. B. C. D.

it one to to rush one rush hour it it one hour

to the right of V, who is not an immediate neighbour of T. W sits third to the right of Q, who sits second to the right of V.

What is the position of P with respect to W? A. Third to the left B. Third to the right C. Second to the left D. Second to the right

13. If 'M × N' means 'M is the daughter of N', 'M + N' means 'M is the father of N', 'M ÷ N' means 'M is the mother of N' and 'M – N' means 'M is the brother of N', then in the expression 'P ÷ Q + R – T × K' how is P related to K ?

A. B. C. D.

Mother-in-law Sister-in-law Aunt Daughter-in-law

14. Study the Venn diagram given below. 3 12

10. Select a option which most closely resembles the water-image of the given combination.

9

A. B. C. D.

3W5M4Q19SU US91Q4M5W3

11. Arun and Amit started walking from two different points ‘P’ and ‘Q’ respectively. Arun walks 2 kms North and turns to the East and walks 3 kms and again turns to North walks 4 kms and finally turns to East and walks 5 kms to reach point ‘R’. Similarly, Amit walks 2 kms North and turns to West and walks 3 kms and finally turns to North, walks 4 kms and meets Arun at point ‘R’. The distance between P and Q is _______.

A. B. C. D.

11 km 10 km 8 km 9 km

12. P, Q, R, S, T, U, V and W are eight friends sitting around a circular table facing the centre. P sits second to the left of S, who is third to the left of T. R sits third

6

7 13

5

US91Q4M5W3

4 11

10



(1) Rectangle represents males. (2) Triangle represents educated. (3) Circle represents urban. (4) Square represents civil servants. Who among the following is neither a civil servant nor educated but is urban and not a male? A. 2 B. 3 C. 6 D. 10

15. If all the odd numbers are dropped from the given arrangement, which of the following elements would be seventh to the right of twelfth element from the right end?

J K P D F G H 6 9 2 8 Q E M 7 4 3 Z Y B T 5 4 2 3



A. B. C. D.

B Z Y 4

Copyright©2015. Science Olympiad Foundation (SOF)

14th NCO - Set-B

4

Computers and information technology 16. Identify the following :









– A. B. C. D.

These printers use CIJ and Drop-on-demand printing method. Its cartridges dry out if left unused for a long period of time. It is a type of non-impact printer. Inkjet Printer Laser Printer Dot-Matrix printer Daisy Wheel Printer

17. Mouse chording is the capability of performing actions when multiple mouse buttons are held down. Which of the following applications support Mouse chording?

A. B. C. D.

Rocker Navigation Minesweeper CATIA-CAM/CAD/CAE software All of these

18. Oompa-Loompa malware, also called OSX/Oomp-A or Leap.A, is an application - infecting, LAN-spreading ____ for Mac OS X, discovered by the Apple security firm Intego on February 14, 2006. A. iChat files

B. C. D.

Worm Bonjur Spyware

A.



B.



C.



D.

A.



B.



C.



D.



A. B. C. D.

Review References Insert Page Layout

22. Identify the following.









A. B. C. D.

It is a multimedia software which is used to add animation and interactivity to web pages. It was initially developed by Macromedia and acquired by Adobe systems in 2005.

Adobe Adobe Adobe Adobe

Pagemaker Director Flash Player Shockwave



A. B. C. D.

IAB IBA InterNIC IMTF

24. Which of the following formulas in MS-Excel 2010 rounds a number to a specified number of decimals and returns the result as text with or without commas?

20. Which of the following options is used to show the comments and other annotations in the slides in MS-PowerPoint 2010?



23. _______ is a volunteer organisation that governs the internet. It is responsible for providing registration services to Internet Community.

19. Which of the following options allows you to quickly format a cell by choosing predefined cell styles in MS-Excel 2010?

21. In which of the following tabs given set of options are present in MS-Word 2010?



A. B. C. D.

Find Fixed Round Lower

25. Which of the following statements is NOT correct about optical disk?

A. B. C.



D.

It is a direct access storage device. It has several concentric tracks. It uses laser beam technology to read or write data. Its storage capacity is calculated as = Number of sectors × number of bytes per sector.

Copyright©2015. Science Olympiad Foundation (SOF)

14th NCO - Set-B

5

26. Select the INCORRECT match.

A.



B.



C. D.

Domain suffix – h elps to identify the type of website URL – address of the documents and other resources on the world wide web URI – subset of URL DNS – translates domain names to IP address

27. Identify it.





– –



A. B. C. D.

It is a type of wearable technology with an optical head-mounted display. It is developed by Google X. Camera, display and touchpad are some of its features. Google Play Google Glass Google Wear 3D Google Path

28. What would be the output if a user types the following formula = Power(4, new) in cell A1 in MS-Excel 2010?

A. B. C. D.

It will display # NULL It will display #NAME? New 4 New4

29. Which of the following statements is NOT correct about Line Numbers in MS-Word 2010?

A.



B.



C.



D.

It is present under Page Setup group of Page Layout tab. It adds line number alongside of each line of the document. Line numbers appears in the right margin of the document. You can set the line numbers to restart at each page in the document.

30. Identify it.









– A. B. C. D.

It is a screenshot editing and sharing utility for Mac OS X which was originally developed by Plasq. It permits users to add shapes and text to an image and then share it online. It was acquired by Evernote on 18 Aug 2011. Doozla Skitch Conic Touch Comic Life

31. Geetika has inserted an image in a slide and she wants to add a caption to the image. Which of the following options will help her to do so in MS-PowerPoint 2010?

A. B. C. D.

Picture Layout Picture Effects Corrections Artistic Effects

32. Which of the following is a not a valid value for type attribute for Unordered list in HTML?

A. B. C. D.

Disc Square Heart Circle

33. _____ are digital media files produced in a series which is delivered via RSS feed.

A. B. C. D.

Podcast Broadcast Mediacast Digicast

34. LPFK is a type of keyboard designed by IBM. What does LPFK stand for?

A. B. C. D.

Low Price Functional Keyboard Lighted Program Function Keyboard Light Programmable Functional Keyboard Logical Program Function Keyboard

35. The file management system in an Operating System does not ___________.

A. B. C. D.

Keep track of files Provide strict file protection Keep track of I/O devices and channels Allocate a file for use and close the file

36. What is Stop Motion Animation?

A.



B.



C.



D.

Using moving clay figures, puppets and miniatures to create an animation. Moving a static object in increments while filming a frame with each increment. Animating objects while playing a video on the screen with a special start/stop button. All of these

37. _______ is the free web browser for Linux. It offers support for FTP. You can login to FTP sites with a username and password like you type the URL of a website, but the prototype 'http:' should be replaced with 'ftp:'.

A. B. C. D.

gFTP Zilla File Konqueror Linux Zilla

Copyright©2015. Science Olympiad Foundation (SOF)

14th NCO - Set-B

6

38. Which of the following is a use of a proxy server?

A.



B.



C.



D.

It provides internal security system and an ability to scan viruses and malware. To bypass special controls, such as parental or security controls. To apply access policies for tracking organizational internet use. All of these

39. Which of the following is NOT a physical tag in HTML?

A. B. C. D.

. . . . . . . . . . . .

40. Which of the following is NOT an antivirus software?

A. B. C. D.

Vipre Norton Commodore AVG

41. Look at the given table regarding networking. P Guided





A.



B.



C.



D.

43. ______ animation technique which combines handdrawn characters into live action shots. This technique was used in Space Jam and Osmosis Jones.

Twisted-pair Coaxial R Free space Cable cable P, Q and R respectively are ____. A. Multimode Fiber, Unguided, Unshielded optic B. Transmission Media, Unguided, Fiber optic C. Unshielded Media, Insulator, RJ45 D. Metallic Media, Unguided, Fiber-optic

42. What is the function of device management module of an operating system?

A. B. C. D.

Rotoscoping Live-action Limited All of these

44. Features like Windows Aero, Multitouch and Windows Media Center is NOT available in _____ edition of Windows 7.

Q

It provides a set of commands which users use to give instructions to a computer for execution of their jobs. It bridges the gap between functionality of an operating system and needs of users for frequently used programs. It deals with protecting various resources such as access control, authentication and cryptography with the help of I/O devices. It takes care of controlling all I/O devices of a computer system and provides a simple and easy to use interface to these devices.

A. B. C. D.

Home Basic Starter Professional Ultimate

45. ____ is the use of the Internet or other electronic means to stalk or harass an individual, a group, or an organization. It is often accompanied by realtime of offline stalking and is a criminal offense under various state anti-stalking, slander, and harassment laws.

A. B. C. D.

Cybernet Cyberlibel Cyberstalking Cyberpolicing

Achievers Section



Statement-1 : Windows Essentials was formerly known as Windows Live Essentials and Windows Live Installer.



Statement-2 : Windows Essentials 2012 includes an application Family Safety which is available in Windows 7 only.



A. B. C. D.

Only statement-1 Only statement-2 Both statement-1 and statement-2 Neither statement-1 nor statement-2

47. Which of the following process management technique has been illustrated in the given diagram? Main memory Operating system Execution in progress

46. Which of the following statements is CORRECT?



A. B. C. D.

User program (Job A) CPU

Multiprogramming Uniprogramming Multithreading Double Threading

Copyright©2015. Science Olympiad Foundation (SOF)

14th NCO - Set-B

7

48. What would be the output of the given HTML code?

















ADMISSION NO



NAME



F NAME



DOB











1234



MOHIT



RAKESH



20-JAN-1995















A.

ADMISSION NO NAME F NAME 1234 MOHIT RAKESH

DOB 20-JAN-1995



B.

ADMISSION NO NAME NAME 1234567 MOHIT RAKESH

DOB 20-JAN-1995



C.

ADMISSiON NO F NAME 1234 RAKESH



D.

ADMISSION NO NAME F NAME 1234 MOHIT RAKESH

49. Which of the following shows the INCORRECT difference between SRAM (Static RAM) and DRAM (Dynamic RAM)? SRAM DRAM A. A bit of data is stored A bit of data stored using the state of flip- using a transistor and flop. capacitor pair. B. It is more expensive to It is less expensive to produce. produce. C. S R A M s t a n d s f o r D R A M s t a n d s f o r static random access dynamic random access memory memory D. It needs to be refreshed It does not need to be with a burst of power refreshed periodically. every few milliseconds. 50. Given below is the FTP service diagram. Identify the area marked as P and Q respectively.

NAME DOB MOHIT 20-JAN-1995 DOB 20-JAN-1995

GUI Protocol Interpreter Client Data Transfer Processor User File System



A. B. C. D.

P

Q

Protocol Interpreter Server Data Transfer Processor Server File System

P-Control channel, Q-Data channel P-Data channel, Q-Control channel P-Response channel, Q-Data channel P-Command channel, Q-Response channel

SPACE FOR ROUGH WORK

Copyright©2015. Science Olympiad Foundation (SOF)

ANSWER KEYS 10TH  NCO  1.  (B)  11.  (A)  21.  (A)  31.  (B)  41.  (D) 

2.  (C)  12.  (A)  22.  (D)  32.  (C)  42.  (D) 

3.  (A)  13.  (A)  23.  (A)  33.  (D)  43.  (A) 

4.  (D)  14.  (A)  24.  (A)  34.  (A)  44.  (A) 

5.  (B)  15.  (C)  25.  (C)  35.  (A)  45.  (C) 

6.  (C)  16.  (C)  26.  (B)  36.  (B)  46.  (C) 

7.  (A)  17.  (C)  27.  (A)  37.  (A)  47.  (A) 

8.  (B)  18.  (C)  28.  (A)  38.  (C)  48.  (A) 

9.  19.  29.  39.  49. 

(C)  (A)  (C)  (D)  (C) 

10.  20.  30.  40.  50. 

(C)  (A)  (A)  (D)  (A) 

7.  (A)  17.  (A)  27.  (D)  37.  (B)  47.  (C) 

8.  (C)  18.  (D)  28.  (D)  38.  (C)  48.  (A) 

9.  19.  29.  39.  49. 

(D)  (C)  (D)  (C)  (D) 

10.  20.  30.  40.  50. 

(D)  (C)  (B)  (B)  (A) 

(A)  (B)  (D)  (A)  (A) 

7. 17. 27. 37. 47.

(B)  (C)  (B)  (A)  (C) 

8. 18. 28. 38. 48.

(C)  (C)  (B)  (C)  (D) 

9. 19. 29. 39. 49.

(B)  (B)  (A)  (C)  (D) 

10. 20. 30. 40. 50.

(A)  (D)  (C)  (A)  (D) 

(D)  (D)  (C)  (B)  (D) 

7. 17. 27. 37. 47.

(D)  (A)  (A)  (A)  (B) 

8. 18. 28. 38. 48.

(B)  (C)  (D)  (B)  (A) 

9. 19. 29. 39. 49.

(B)  (A)  (A)  (C)  (D) 

10. 20. 30. 40. 50.

(A)  (D)  (A)  (D)  (C) 

11TH  NCO  1.  (D)  11.  (B)  21.  (C)  31.  (B)  41.  (D) 

2.  (D)  12.  (A)  22.  (C)  32.  (C)  42.  (C) 

3.  (A)  13.  (A)  23.  (A)  33.  (D)  43.  (D) 

4.  (B)  14.  (A)  24.  (C)  34.  (C)  44.  (D) 

5.  (C)  15.  (B)  25.  (A)  35.  (D)  45.  (C) 

6.  (B)  16.  (B)  26.  (D)  36.  (C)  46.  (D) 

12TH  NCO  SET A  1. 11. 21. 31. 41.

(C)  (D)  (A)  (B)  (A) 

2. 12. 22. 32. 42.

(A)  (C)  (D)  (C)  (B) 

3. 13. 23. 33. 43.

(A)  (D)  (B)  (B)  (A) 

4. 14. 24. 34. 44.

(A)  (D)  (A)  (A)  (B) 

5. 15. 25. 35. 45.

(D)  (A)  (D)  (A)  (D) 

6. 16. 26. 36. 46.

SET B  1. 11. 21. 31. 41.

(D)  None  (A)  (C)  (A) 

2. 12. 22. 32. 42.

(C)  (C)  (C)  (C)  (B) 

3. 13. 23. 33. 43.

(C)  (A)  (A)  (B)  (B) 

4. 14. 24. 34. 44.

None  (B)  (A)  (C)  (B) 

5. 15. 25. 35. 45.

(D)  (D)  (D)  (D)  (D) 

6. 16. 26. 36. 46.

13TH  NCO  SET A  1. 11. 21. 31. 41.

(B)  (C)  (C)  (B)  (A) 

2. 12. 22. 32. 42.

(C)  (B)  (D)  (D)  (B) 

3. 13. 23. 33. 43.

(A)  (D)  (C)  (A)  (C) 

4. 14. 24. 34. 44.

(A)  (A)  (A)  (C)  (B) 

5. 15. 25. 35. 45.

(D)  (C)  (A)  (B)  (A) 

6. 16. 26. 36. 46.

(A)  (B)  (D)  (C)  (D) 

7. 17. 27. 37. 47.

(A)  (A)  (D)  (A)  (B) 

8. 18. 28. 38. 48.

(B)  (B)  (A)  (A)  (D) 

9. 19. 29. 39. 49.

(A)  (D)  (C)  (C)  (C) 

10. 20. 30. 40. 50.

(C)  (B)  (B)  (D)  (A) 

1. 11. 21. 31. 41.

(D)  (D)  (C)  (A)  (D) 

2. 12. 22. 32. 42.

(B)  (B)  (D)  (D)  (B) 

3. 13. 23. 33. 43.

(B)  (D)  (C)  (A)  (D) 

4. 14. 24. 34. 44.

(A)  (D)  (B)  (B)  (D) 

5. 15. 25. 35. 45.

SET B  (B)  6. (A)  16. (A)  26. (A)  36. (B)  46.

(D)  (C)  (D)  (C)  (B) 

7. 17. 27. 37. 47.

(D)  (A)  (A)  (D)  (C) 

8. 18. 28. 38. 48.

(B)  (D)  (D)  (A)  (A) 

9. 19. 29. 39. 49.

(C)  (D)  (B)  (C)  (C) 

10. 20. 30. 40. 50.

(A)  (A)  (A)  (B)  (C) 

14TH  NCO 

1.  (C)  11.  (A)  21.  (D)  31.  (D)  41.  (A) 

2.  (D)  12.  (D)  22.  (C)  32.  (B)  42.  (C) 

3.  (B)  13.  (A)  23.  (A)  33.  (A)  43.  (D) 

4.  (C)  14.  (A)  24.  (D)  34.  (C)  44.  (C) 

SET A  5.  (C)  6.  (B)  15.  (C)  16.  (A)  25.  (C)  26.  (C)  35.  (D)  36.  (B)  45.  (C)  46.  (C) 

7.  (B)  17.  (B)  27.  (A)  37.  (B)  47.  (D) 

8.  (B)  18.  (A)  28.  (D)  38.  (C)  48.  (D) 

9.  19.  29.  39.  49. 

(C)  (D)  (B)  (B)  (B) 

10.  20.  30.  40.  50. 

(B)  (C)  (A)  (D)  (B) 

1.  (B)  11.  (A)  21.  (B)  31.  (A)  41.  (B) 

2.  (C)  12.  (D)  22.  (D)  32.  (C)  42.  (D) 

3.  (D)  13.  (A)  23.  (C)  33.  (A)  43.  (B) 

4.  (B)  14.  (B)  24.  (B)  34.  (B)  44.  (B) 

SET B  5.  (C)  6.  (A)  15.  (C)  16.  (A)  25.  (B)  26.  (C)  35.  (C)  36.  (B)  45.  (C)  46.  (C) 

7.  (C)  17.  (D)  27.  (B)  37.  (C)  47.  (B) 

8.  (A)  18.  (B)  28.  (B)  38.  (D)  48.  (A) 

9.  19.  29.  39.  49. 

(D)  (C)  (C)  (D)  (D) 

10.  20.  30.  40.  50. 

(B)  (A)  (B)  (C)  (A)

Copyright©2015. Science Olympiad Foundation (SOF)

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