OM Quiz Merged

11/10/2013

OM2 Quiz 1.html

Test: Operations Management2 Quiz1 DivB User: Mayank Ashok Kumar Garg Garg [Taken On: 10/18/2010] Section 2: Operations Management2 Quiz1 DivB Q. 1 Lead-time is currently one week. The average demand during the week is 100 units with a standard deviation of 20 units. If the supplier increases lead-time to 9 weeks, what will be the standard deviation of lead-time demand? Actual

Correct

Result

Selected Choices display ed

Correct

60

Correct

44.72

Correct

40

Correct

17.89 Correct

Q. 2 The safety stock for fixed order quantity system with no more than a 2 percent chance of running out of inventory between orders (Z=2.05), daily demand 20units, 3 day lead time, and a 2.83 daily standard deviation of demand. Actual

Correct

Result

Selected Choices display ed

Correct

70

Correct

20

Correct

None of the options

Correct

10 Correct

Q. 3 The demand of calendars has been approximated by a normal distribution with Mean =350 and standard deviation 50. The calendars cost Rs. 35 each, and it can be sold for Rs.70 each. If the salvage value is nil, the optimum order quantity will be: Actual

Correct

Result

Selected Choices display ed

Correct

350

Correct

575

Correct

None of the options

Correct

500 Correct

Q. 4 The basis of ABC classification of materials Actual

Correct

Result

Selected Choices display ed

Correct

Annual consumption value

Correct

Unit cost of inventory

Correct

Annual cost of inventory

Correct

Annual rate of consumption Correct

Q. 5 News boy problem is an example of: Actual

Correct

Result

Selected Choices display ed

InCorrect

Dynamic inventory problem

InCorrect

Multi-period inventory

InCorrect

Static inventory problem

InCorrect

P- system Incorrect

Q. 6 A company has a product with a daily demand of 20 items, and a daily standard deviation file:///C:/Users/Rahul/Desktop/New folder/SP - Academic Stuff/Cluster-1/Quizzes and QP/Quiz Papers/OM2 Quiz 1.html

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OM2 Quiz 1.html

of 2.43 items. The lead-time for this item is 4 days. If this company is willing to accept a stockout one cycle out of twenty, what is the reorder point (P(stock out)=0.05, Z=1.645). Actual

Correct

Result

Selected Choices display ed

Correct

96 items

Correct

88 items

Correct

84 items

Correct

80 items Correct

Q. 7 Which of the following is an advantage of perpetual inventory system? Actual

Correct

Result

Selected Choices display ed

Correct

Low cost of record keeping

Correct

Fixed order quantity

Correct

Periodic review of inventory

Correct

Economies in shipping orders Correct

Q. 8 The safety stock for a fixed period system with no more than a 2 percent chance of running out of inventory (Z=2.05), daily demand 20units, order interval 13 days, 3 day lead time, and a 2.83 daily standard deviation of demand. Actual

Correct

Result

Selected Choices display ed

InCorrect

10

InCorrect

70

InCorrect

20

InCorrect

none of the options Incorrect

Q. 9 ________ is the result of dividing the annual demand by the quantity ordered (Q) each time. Actual

Correct

Result

Selected Choices display ed

Correct

Average inventory

Correct

Annual number of orders placed

Correct

Maximum inventory

Correct

The time between successive orders Correct

Q. 10 Which is not an advantage of the periodic review system? Actual

Correct

Result

Selected Choices display ed

Correct

C onsolidated shipments lower freight costs

Correct

Useful when a large number of items is ordered from the same supplier

Correct

Helps to control "A" type items

Correct

Inventory need not be monitored continually Correct

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OM2 Quiz 2.html

Test: OM2 Quiz2 DivB User: Mayank Ashok Kumar Garg Garg [Taken On: 10/26/2010] Section 2: OM2 Quiz2 Div B Q. 1 If the highest priority is to minimize the average job-lateness, then the jobs sequence should begin with those jobs requiring Actual

Correct

Result

Selected Choices display ed

InCorrect

The longest processing time

InCorrect

The least remaining operations

InCorrect

The smallest critical ratio

InCorrect

The shortest processing time Incorrect

Q. 2 When backward scheduling is used to determine to which time slots jobs are assigned within work centers, which of the following does NOT apply: Actual

Correct

Result

Selected Choices display ed

Correct

accurate lead times are required

Correct

jobs are assigned to the latest possible time slots in work centers

Correct

the starting point for planning is the promised delivery date to the customer

Correct

jobs are assigned to the earliest unassigned time slots in work centers Correct

Q. 3 Which aggregate planning strategy generally would result in the least amount of inventory? Actual

Correct

Result

Selected Choices display ed

InCorrect

Level

InCorrect

C hase

InCorrect

Lot-for-Lot (LFL)

InCorrect

Mixed Incorrect

Q. 4 A _____________ is a statement of how many finished items are to be produced and when they are to be produced. Actual

Correct

Result

Selected Choices display ed

Correct

Master Production Schedule

Correct

Material Requirements Planning

Correct

Aggregate Plan

Correct

Shop Floor C ontrol Correct

Q. 5 Manufacturing Resource Planning (MRP II) Actual

Correct

Result

Selected Choices display ed

Correct

Handles materials but not capacity

Correct

Is a major input to aggregate planning

Correct

Integrates accounting and financial data

Correct

Directly schedules vendors Correct

Q. 6 Lot-for-Lot (LFL) Actual

Result

Selected Choices display ed

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Correct

Correct

Is best applied when inventory carrying costs are high and setup/order costs are low

Correct

Is best used for low inventory carrying costs and high purchase order costs

Correct

Minimizes purchase or setup costs

Correct

Masks the true nature of dependent demand Correct

Q. 7 Which of the following is NOT an input into the MRP: Actual

Correct

Result

Selected Choices display ed

Correct

inventory status file

Correct

bills of material file

Correct

master production schedule

Correct

planned order schedule Correct

Q. 8 Which of the following is not an aggregate planning decision option? Actual

Correct

Result

Selected Choices display ed

InCorrect

Promotion and advertising

InCorrect

Subcontracting

InCorrect

Building a new plant

InCorrect

Layoffs Incorrect

Q. 9 Dependent-demand inventory means: Actual

Correct

Result

Selected Choices display ed

InCorrect

materials that have already been assigned to specific orders

InCorrect

materials that are on order, but not yet arrived

InCorrect

None of the alternatives is correct.

InCorrect

materials that are service parts Incorrect

Q. 10 Scheduled receipts are: Actual

Correct

Result

Selected Choices display ed

Correct

materials that are on order and scheduled to be received in a specific period

Correct

also called planned order receipts

Correct

used to meet unforeseen demand during lead times

Correct

materials reserved for spare parts demand Correct

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OM2 Quiz 3.html

Test: OM2 Quiz3 Div B User: Mayank Ashok Kumar Garg Garg [Taken On: 11/23/2010] Section 2: OM2 Quiz3 DivB Q. 1 For variables data, the sample means are assumed to be Actual

Correct

Result

Selected Choices display ed

Correct

densely distributed

Correct

correlated

Correct

poisson distributed

Correct

normally distributed Correct

Q. 2 If a process is neither capable nor in control, the desired first step is to Actual

Correct

Result

Selected Choices display ed

Correct

redesign the equipment.

Correct

remove common causes.

Correct

remove sources of assignable causes of variation.

Correct

determine the process capability index. Correct

Q. 3 Which of the following is a likely cause of the control chart pattern known as a "trend" ? Actual

Correct

Result

Selected Choices display ed

InCorrect

a mixture of two materials

InCorrect

change in setup method

InCorrect

new operator

InCorrect

aging equipment Incorrect

Q. 4 The output of a process is stable and normally distributed. If the process mean equals 23.5, what percent of output will be smaller than the mean? Actual

Correct

Result

Selected Choices display ed

Correct

10%

Correct

50%

Correct

30%

Correct

C annot be determined without the standard deviation Correct

Q. 5 A p-chart is also called a Actual

Correct

Result

Selected Choices display ed

Correct

fraction defective chart.

Correct

fraction conforming chart.

Correct

process capability chart.

Correct

probability chart. Correct

Q. 6 If the lower limit for a p-chart computes to a number less that zero, this indicates Actual

Correct

Result

Selected Choices display ed

Correct

an incorrect use of an attribute measure.

Correct

None of the options.

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Correct

a calculation error has been made.

Correct

an out of control process. Correct

Q. 7 Which of the following charts is used to monitor the average number of defects per unit when subgroup sizes are variable? Actual

Correct

Result

Selected Choices display ed

Correct

c-chart

Correct

p-chart

Correct

u-chart

Correct

s-chart Correct

Q. 8 Twenty-five samples, of size 30 were collected and a total of 48 nonconforming items were found. The three sigma upper control limit for a p-chart would be Actual

Correct

Result

Selected Choices display ed

Correct

0.833.

Correct

0.091.

Correct

0.211.

Correct

0.198. Correct

Q. 9 The Cp equals 2.00 and the process standard deviation equals 1.00. Determine the tolerance spread. Actual

Correct

Result

Selected Choices display ed

Correct

6.0

Correct

12.0

Correct

1.0

Correct

2.0 Correct

Q. 10 Which is a major advantage of np-charts? Actual

Correct

Result

Selected Choices display ed

InCorrect

simplicity of understanding relative to a p-charts.

InCorrect

can be used for variable sample sizes unlike the p-chart.

InCorrect

more accurate than p-charts.

InCorrect

requires a smaller sample size than p-charts. Incorrect

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OM2 Quiz 4.html

Test: OM2 Quiz4 DivB User: Mayank Ashok Kumar Garg Garg [Taken On: 11/29/2010] Section 2: OM2 Quiz4 DivB Q. 1 Which term refers to inventory oscillations in a supply chain? Actual

Correct

Result

Selected Choices display ed

Correct

C ross docking

Correct

Fill rate

Correct

Bullwhip effect

Correct

Delayed differentiation Correct

Q. 2 Configuration activities of the supply chain include all of the following except: Actual

Correct

Result

Selected Choices display ed

InCorrect

What the product-service bundle will include

InCorrect

Where facilitates will be located

InCorrect

How communication between customers and suppliers will be handled

InCorrect

C ommunicating demand, performance expectations and performance results with suppliers and customers Incorrect

Q. 3 Which of the following is not one of the seven principles of improving supply chains? Actual

Correct

Result

Selected Choices display ed

InCorrect

Global sourcing

InCorrect

Product postponement

InCorrect

Listen to the signals of the marketplace and plan accordingly

InCorrect

Segment customers based upon service needs Incorrect

Q. 4 The causes of bull whip effect include except: Actual

Correct

Result

Selected Choices display ed

InCorrect

Demand forecast updating

InCorrect

Product postponement

InCorrect

Order batching

InCorrect

Price fluctuations Incorrect

Q. 5 Which of the following is NOT a waste as determined by Shigeo Shingo: Actual

Correct

Result

Selected Choices display ed

Correct

motion and effort

Correct

work in process inventories

Correct

transportation

Correct

communication Correct

Q. 6 Very small production lots in JIT manufacturing result in: Actual

Correct

Result

Selected Choices display ed

Correct

reduced work in process inventory levels

Correct

increased set up time

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Correct

lost capacity because of idle machines

Correct

increased production costs Correct

Q. 7 In a Kanban system, cards serve this purpose: Actual

Correct

Result

Selected Choices display ed

Correct

punched Kanban cards are used to program machines

Correct

None of the alternatives is correct.

Correct

product quality is recorded on Kanban cards

Correct

workers record maintenance information on Kanban cards Correct

Q. 8 In a pull system like JIT, what do we look at to determine what to produce next? Actual

Correct

Result

Selected Choices display ed

Correct

the next stage of production

Correct

schedules

Correct

the previous stage of production

Correct

the forecasted demand Correct

Q. 9 For Daily demand 1,500 units, Production lead-time 1 day, Safety stock 1 day and Kanban size 250 units: The number of Kanbans would be Actual

Correct

Result

Selected Choices display ed

Correct

10

Correct

14

Correct

None of the options

Correct

12 Correct

Q. 10 Machine reliability is best defined by which of the following: Actual

Correct

Result

Selected Choices display ed

Correct

the likelihood that the machine can be kept operational under normal conditions of use

Correct

the likelihood that a particular number of machines will fail in a given time period or number of hours of use

Correct

the likelihood that a group of machines will not fail

Correct

the likelihood of a machine not breaking down or needing repairs in a given time period or number of hours of use Correct

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Operations Management Quiz - 2

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1. The Process Mapping technique is used in which of the following

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[C]Definition of measurements for supporting the system

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[D]Accounts payable Definition of measurements for supporting the system

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3. Which of the following is not true with respect to Gantt Charts? [A]They are simple bar charts used to schedule operations [B]Their purpose is to provide ease and clarity in communicating the important job shop information to managers

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[C]They are basically of two types: Workload charts and Scheduling

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[D]They also help managers to identify hurdles like production breakdown

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They also help managers to identify hurdles like production breakdown and human performance

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4. The Municipal Corporation of Hyderabad used the JIT approach to cut the time to record a deed transfer by 50 percent. This application of JIT approach is an example of [A]Organizing problem-solving [B]Clarifying process flows [C]Upgrading housekeeping [D]Upgrading quality Clarifying process flows

5. Three Sigma Level puts the defects count at __________ in a million.

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6. While servicing a car, the mechanics change the lubricant, rotate the tyres, tune up the engine, replace the key components or overhaul certain systems (if necessary), clean the windows and apply a sticker on the front windscreen that indicates the date of next service. All these activities are aimed at avoiding failure or unsafe operation of the automobile, and hence come under the scope of

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QuizMantra: Operations Management Quiz - 2 [A]Preventive Maintenance [B]Remedial Maintenance [C]Centralized Maintenance [D]Decentralized Maintenance

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7. Which of the following is not true with respect to Project Crashing? [A]The process of reducing the time of the project by reducing some of the activity times is called crashing [B]Subcontracting, using the services of overtime labour and adding an extra shift are some of the general approaches for crashing the project

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time [C]As the Project Crashing approaches are expensive, managers need to make an analysis of timecost tradeoffs that reduce the project duration with a minimum increase in cost

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[D]We select the critical activity that has the minimum completion time We select the critical activity that has the minimum completion time

8. The difficulties involved in transporting products and accessing established distribution channels impede the process of globalization. This is an example of [A]Economic Impediment [B]Managerial Impediment [C]Institutional Impediment [D]Cultural Impediment Economic Impediment

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9. Roshni Ltd., a bulb manufacturing company, has earned reputation in the market because of long life of its bulb filaments. This is an appropriate

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[A]Features

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[B]Conformance [C]Serviceability [D]Durability Durability

10. Variable-sequence robots are most useful for which of the following production systems? [A]Product focused [B]Process focussed [C]Flow-shop [D]Assembly line Process focussed

11. Which of the following is not a feature of JIT Purchasing? [A]There is usually a single source of supply for a given part in nearby geographical area with a longterm contract [B]Purchasing is carried out in small lots, with frequent deliveries [C]Suppliers have less freedom in design specifications [D]There is less formal paperwork Suppliers have less freedom in design specifications

12. The purchase department wants to procure a specific quantity of inventory items required for use in a specific period. For this purpose, the shop-floor manager has to prepare which of the following documents? [A]Change Report [B]Control Report [C]Planning Report [D]Authorized order releases Authorized order releases

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QuizMantra: Operations Management Quiz - 2

13. Which of the following is false in relation to Demand Chain? [A]Instead of building and operating their supply chain from manufacturer to market, Demand Chain leaders are creating alliances with those channel partners best able to fulfill consumers’ needs and wants [B]The players in today’s emerging Demand Chains are different from those in traditional supply chains [C]Responsibilities are assumed by the Demand Chain as a whole [D]In a Demand Chain, products don’t necessarily originate from manufacturers The players in today’s emerging Demand Chains are different from those in traditional supply chains

14. Forward scheduling is used in which of the following situations? [A]Organizations that produce customized products whose demand is not known until the customer releases an order [B]Manufacturing organizations that use MRP systems [C]Service organizations that can anticipate the demand for their services ahead of time [D]Event-management organizations that make arrangements for special events such as trade fairs, corporate get-togethers etc. Organizations that produce customized products whose demand is not known until the customer releases an order

15. Which of the following is not true regarding Acceptance Plans used in quality control? [A]They help to decide whether lots of raw materials, purchased parts and finished goods meet prescribed quality standards [B]On the basis of Acceptance Plans, operations managers can either accept or reject a lot [C]Acceptance Plans have large sample sizes [D]Acceptance Plans protect an organization by limiting the percentage of defective products that are shipped to customers Acceptance Plans have large sample sizes

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