Question 1

The Do…Loop statement can be used to code a pretest loop as well as a posttest loop.

Accepted Answer

A) True 
 B)False  True

Question 2

In the pretest syntax, the condition is evaluated after the loop instructions are processed.

Accepted Answer

A) True 
 B)False

Question 3

In the pretest syntax for a Do…Loop statement, the {While | Until} condition section is part of the ____ clause.

Accepted Answer

A)   Execute
B)   Process
C)   Do
D)   LoopE) B) and D)
F) B) and C)

Question 4

Pretest loops should be used only when their instructions must be processed at least once.

Accepted Answer

A) True 
 B)False

Question 5

____ loops should be used only when their instructions must be processed at least once.

Accepted Answer

A)   Posttest
B)   Pretest
C)   DoAfter
D)   ProcessAfterE) B) and D)
F) None of the above

Question 6

The ____ loop condition is evaluated before the instructions within the loop are processed.

Accepted Answer

A)   posttest
B)   pretest
C)   before
D)   afterE) None of the above
F) All of the above

Question 7

One problem with posttest loops is that they always execute at least once. You can fix the problem in the Posttest Loop button's code by placing the posttest loop in a(n)  ____ structure.

Accepted Answer

A)   selection
B)   execute
C)   iterative
D)   another posttest loopE) A) and D)
F) B) and C)

Question 8

Most programmers use posttest loops.

Accepted Answer

A) True 
 B)False

Question 9

A repetition structure can be either a pretest loop or a posttest loop.

Accepted Answer

A) True 
 B)False

Question 10

In the posttest syntax, the condition is evaluated before the loop instructions are processed.

Accepted Answer

A) True 
 B)False

Question 11

A pretest loop is easier to write and understand than a posttest loop with a selection structure.

Accepted Answer

A) True 
 B)False  True

Question 12

The difference between pretest and posttest loops pertains to how the accumulator is evaluated.

Accepted Answer

A) True 
 B)False

Question 13

The instructions in a posttest loop ____.

Accepted Answer

A)   may never be processed
B)   should only be processed once
C)   always will be processed at least twice
D)   always will be processed at least onceE) A) and B)
F) A) and C)

Question 14

You may test an initial condition of a posttest loop by ____.

Accepted Answer

A)   using a nested loop for the initial condition
B)   placing the posttest loop inside a selection structure
C)   resetting the counter variable on each pass of the loop
D)   initializing all loop variables to zeroE) B) and D)
F) C) and D)

Question 15

The instructions in a pretest loop will be processed at least once.

Accepted Answer

A) True 
 B)False

Question 16

You are given the following statement: Do ... Loop Until intCounter > intNumTimes.
The Until intCounter > intNumTimes represents a _____.

Accepted Answer

A)   loop condition
B)   loop exit condition
C)   loop full condition
D)   loop retreat conditionE) B) and C)
F) A) and D)

Question 17

In the ____ loop, the condition appears in the last line.

Accepted Answer

A)   sequential
B)   pretest
C)   posttest
D)   iterativeE) B) and D)
F) B) and C)

Question 18

The diamond that represents the condition appears at the top of the loop in the flowchart of a posttest loop.

Accepted Answer

A) True 
 B)False

Question 19

In the posttest syntax, the only purpose of the Do clause is to mark the beginning of the loop.

Accepted Answer

A) True 
 B)False

Question 20

When a posttest loop is placed in a selection structure, the loop will be processed only when the selection structure's condition evaluates to True.

Accepted Answer

A) True 
 B)False  True

Exam 13: Do It, Then Ask Permission Posttest Loops

The Do…Loop statement can be used to code a pretest loop as well as a posttest loop.

Correct AnswerverifiedTrue

In the pretest syntax, the condition is evaluated after the loop instructions are processed.

Correct AnswerverifiedShow Answer

In the pretest syntax for a Do…Loop statement, the {While | Until} condition section is part of the ____ clause.

Correct AnswerverifiedShow Answer

Pretest loops should be used only when their instructions must be processed at least once.

Correct AnswerverifiedShow Answer

____ loops should be used only when their instructions must be processed at least once.

Correct AnswerverifiedShow Answer

The ____ loop condition is evaluated before the instructions within the loop are processed.

Correct AnswerverifiedShow Answer

One problem with posttest loops is that they always execute at least once. You can fix the problem in the Posttest Loop button's code by placing the posttest loop in a(n) ____ structure.

Correct AnswerverifiedShow Answer

Most programmers use posttest loops.

Correct AnswerverifiedShow Answer

A repetition structure can be either a pretest loop or a posttest loop.

Correct AnswerverifiedShow Answer

In the posttest syntax, the condition is evaluated before the loop instructions are processed.

Correct AnswerverifiedShow Answer

A pretest loop is easier to write and understand than a posttest loop with a selection structure.

Correct AnswerverifiedTrue

The difference between pretest and posttest loops pertains to how the accumulator is evaluated.

Correct AnswerverifiedShow Answer

The instructions in a posttest loop ____.

Correct AnswerverifiedShow Answer

You may test an initial condition of a posttest loop by ____.

Correct AnswerverifiedShow Answer

The instructions in a pretest loop will be processed at least once.

Correct AnswerverifiedShow Answer

You are given the following statement: Do ... Loop Until intCounter > intNumTimes. The Until intCounter > intNumTimes represents a _____.

Correct AnswerverifiedShow Answer

In the ____ loop, the condition appears in the last line.

Correct AnswerverifiedShow Answer

The diamond that represents the condition appears at the top of the loop in the flowchart of a posttest loop.

Correct AnswerverifiedShow Answer

In the posttest syntax, the only purpose of the Do clause is to mark the beginning of the loop.

Correct AnswerverifiedShow Answer

When a posttest loop is placed in a selection structure, the loop will be processed only when the selection structure's condition evaluates to True.

Correct AnswerverifiedTrue

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