Section 1 Quiz

Section 1 Quiz (Answer all questions in this section) 1. Given below are the parts of a PL/SQL block: 1. END; 2. EXCEPTION 3. DECLARE 4. BEGIN

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 Arrange the parts in order. 2,1,4,3 3,2,4,1 3,4,2,1 (*) 4,3,2,1

Correct 2. This PL/SQL anonymous block will execute successfully. True or False? DECLARE v_date DATE := SYSDATE; DBMS_OUTPUT.PUT_LINE(v_date); END;

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True False (*)

Correct 3. Which statements are mandatory in a PL/SQL block? (Choose two.)

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(Choose all correct answers) BEGIN (*) DECLARE END; (*) EXCEPTION

Correct 4. Which PL/SQL block type must return a value?

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Function (*)  Anonymous Procedure Package

Correct 5. In which part of the PL/SQL block are declarations of variables defined?

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Definition Exception Declarative (*) Executable

Correct 6. Which of the following statements about PL/SQL and SQL is true?

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PL/SQL and SQL are both ANSI-compliant. PL/SQL and SQL can be u sed with many types of databases, i ncluding Oracle. PL/SQL and SQL are both Oracle proprietary programming languages. PL/SQL allows basic program logic and control flow to be combined with SQL statements. (*) Correct 7. Third-generation programming languages include all except _____ and _____.

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(Choose all correct answers) Java SQL (*) MySQL (*) C++

PL/SQL

Incorrect. Refer to Section 1 Lesson 1. 8. Which of the following statements is true?

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None of these are correct.  You can embed PL/SQL statements within SQL code.  You can embed procedural constructs within SQL code.  You can embed SQL statements within PL/SQL code. (*)

Correct 9. Nonprocedural languages allow the programmer to produce a result when a series of steps are followed. True o r False?

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True False (*)

Incorrect. Refer to Section 1 Lesson 1. 10. In which three ways does PL/SQL extend the SQL programming language?

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(Choose all correct answers) By adding compound constructs. By adding conditional control. (*) By adding procedural constructs. (*) By adding iterative control. (*)

Correct 11. When multiple SQL statements are combined into PL/SQL blocks, performance will typically improve.

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True or False? True (*) False

Incorrect. Refer to Section 1 Lesson 2. 12. The fact that PL/SQL is portable is a good thing because:

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PL/SQL code can be developed on one platform and deployed on another (*) Exceptions can be ported to different operating systems Blocks can be sent to the operating system. PL/SQL code can be run on any operating system without a database

Correct 13. Which of the following statements about exception handling in PL/SQL is false?

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None of these are false (*)  All of these are false Exception handling code tells your program what to do when an error is encountered.  You can prepare for database exceptions by creating exception handlers.  You can prepare for application exceptions by creating exception handlers. Incorrect. Refer to Section 1 Lesson 2. 14. PL/SQL differs from C and Java in which of the following ways? (Choose two.)

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(Choose all correct answers) It does not support object-oriented programming. It is not portable to other operating systems. It is the most efficient language to use with an Oracle database. (*) It is the most complex programming language to learn. It requires an Oracle database or tool. (*)

Correct 15. Using Oracle Application Express, you can create Web applications that include PL/SQL. True or False?

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TRUE (*) FALSE

Correct