Question 1

In either pretest or posttest loops, the controlling condition is evaluated with each repetition.

Accepted Answer

A) True 
 B)False

Question 2

Case-Based Critical Thinking Questions Case 1 - XYZ Solutions
You have just started working for XYZ Solutions as a programmer. Your first assignment is to review and correct various code so that you can become familiar with the company's programs.
You changed the Do clause to the correct For clause in the previous problem. You also changed the Loop keyword to the Next keyword for the For...Next loop. What else needs to be changed about the Do loop?

Accepted Answer

A)  The statement before the loop declaring the counter variable needs to be removed. 
B)  The statement within the loop incrementing the counter variable needs to be removed. 
C)  You need to add a step value to the For clause because the default step value is 0. 
D)  a and b 
A)  The statement before the loop declaring the counter variable needs to be removed. 
B)  The statement within the loop incrementing the counter variable needs to be removed. 
C)  You need to add a step value to the For clause because the default step value is 0. 
D)  a and b

Question 3

Like the condition in a selection structure, the condition in a loop must evaluate to either True or False.

Accepted Answer

A) True 
 B)False

Question 4

If the stepValue is omitted when coding a For...Next statement, the stepValue is ____ at execution time.

Accepted Answer

A)  -1 
B)  0 
C)  0.1 
D)  1 
A)  -1 
B)  0 
C)  0.1 
D)  1

Question 5

Explain the difference between using the keywords While and Until within a Do...Loop statement.

Accepted Answer

The keyword While is used in a looping c

Question 6

A counter is always incremented by a constant value.

Accepted Answer

A) True 
 B)False

Question 7

Programmers use a(n) ____ when they need the computer to repeatedly process one or more program instructions until some condition is met, at which time the ____ ends.

Accepted Answer

A)  list box 
B)  loop 
C)  index 
D)  counter 
A)  list box 
B)  loop 
C)  index 
D)  counter

Question 8

Case-Based Critical Thinking Questions Case 1 - XYZ Solutions
You have just started working for XYZ Solutions as a programmer. Your first assignment is to review and correct various code so that you can become familiar with the company's programs.
How many times will the message display based on the counter being initialized to 0?
IntCounter = 0
Do While intCounter
MessageBox.Show("OK")
IntCounter = intCounter + 1
Loop

Accepted Answer

A)  zero 
B)  one 
C)  four 
D)  five 
A)  zero 
B)  one 
C)  four 
D)  five

Question 9

Problems - Correcting Logic and Code Errors 
The following sample of code contains errors. Rewrite the incorrect statements to correct all errors. 
An application allows the user to enter a salary amount. The application should then calculate and display the possible bonuses based on that salary, using bonus rates of 3-6% in increments of .5%. 
' displays bonus amounts using rates 
' of 3% - 6% in increments of .5% 
Dim dblSalary As Decimal 
Dim decBonus As Decimal 
TryParse(txtSalary.Text, decSalary) 
lblBonus.Text = String.Empty 
For decRate As Decimal = 0.03 To 0.06 Step 0.5 
decBonus = decSalary + decRate 
lblBonus.Text = lblBonus.Text & decRate.ToString("P1") & " " & decBonus.ToString("C2") & ControlChars.NewLine 
Next decRate

Accepted Answer

Dim decSalary As Decimal 
Deci

Question 10

'fill list boxes with values for men's pant sizes for 
'pant waist and pant length 
For intWaist As Double = 28 to 46 
lstWaist.Items(intWaist.ToString("N0")) 
Next intWaist 
SelectedItem = "28" 
For intLength As Integer = 26 to 36 Step .5 
lstLength.Items.Add(dblLength.ToString("N1")) 
Next dblLength 
lstLength.SelectedIndex = "26"

Accepted Answer

'fill list boxes with values for men's p

Question 11

The startValue in a For...Next loop structure may be omitted.

Accepted Answer

A) True 
 B)False

Question 12

What is a counter-controlled loop and when is it used in a program? What statement provides the most efficient way to write a counter-controlled loop?

Accepted Answer

A counter-controlled loop is a loop whos

Question 13

A(n) ____ read is used to prepare or set up a loop.

Accepted Answer

A)  priming 
B)  initialization 
C)  preparation 
D)  set up 
A)  priming 
B)  initialization 
C)  preparation 
D)  set up

Question 14

The symbol used to represent a loop condition on a flowchart is the ____ symbol.

Accepted Answer

A)  diamond 
B)  rectangle 
C)  hexagon 
D)  parallelogram 
A)  diamond 
B)  rectangle 
C)  hexagon 
D)  parallelogram

Question 15

What is a list box? Provide two of the Windows standards for its use on a form.

Accepted Answer

A list box displays a list of items from

Question 16

____ means assigning a beginning value to a counter or an accumulator.

Accepted Answer

A)  Introducing 
B)  Initializing 
C)  Incrementing 
D)  Updating 
A)  Introducing 
B)  Initializing 
C)  Incrementing 
D)  Updating

Question 17

In a For...Next statement, if stepValue is positive, then startValue must be ____ endValue for the loop instructions to be processed.

Accepted Answer

A)  less than 
B)  more than 
C)  less than or equal to 
D)  more than or equal to 
A)  less than 
B)  more than 
C)  less than or equal to 
D)  more than or equal to

Question 18

Explain the purpose of priming and update reads in a program.

Accepted Answer

A priming read is used to prime (prepare

Question 19

Case-Based Critical Thinking Questions Case 1 - XYZ Solutions
You have just started working for XYZ Solutions as a programmer. Your first assignment is to review and correct various code so that you can become familiar with the company's programs.
Your supervisor wants you to change the Do...Loop in the previous problem to a For...Next loop. He also wants the message to display only three times. Which of the following For clauses should you use?

Accepted Answer

A)  For intCounter As Integer = 1 To 4 
B)  For intCounter As Integer = 1 To 3 
C)  For intCounter As Integer = 0 To 3 
D)  For intCounter = 1 To 3 
A)  For intCounter As Integer = 1 To 4 
B)  For intCounter As Integer = 1 To 3 
C)  For intCounter As Integer = 0 To 3 
D)  For intCounter = 1 To 3

Question 20

Write a pretest loop that adds together the integers 2, 4, 6, 8, 10, 12, 14, 16, 18, and 20. Use the intNum variable to keep track of the integers. Store the result in the intResult variable (which contains the number 0). Use the For...Next statement.

Accepted Answer

For intNum As Intege

In either pretest or posttest loops, the controlling condition is evaluated with each repetition.

Like the condition in a selection structure, the condition in a loop must evaluate to either True or False.

If the stepValue is omitted when coding a For...Next statement, the stepValue is ____ at execution time.

Explain the difference between using the keywords While and Until within a Do...Loop statement.

A counter is always incremented by a constant value.

Programmers use a(n) when they need the computer to repeatedly process one or more program instructions until some condition is met, at which time the ends.

The startValue in a For...Next loop structure may be omitted.

What is a counter-controlled loop and when is it used in a program? What statement provides the most efficient way to write a counter-controlled loop?

A(n) ____ read is used to prepare or set up a loop.

The symbol used to represent a loop condition on a flowchart is the ____ symbol.

What is a list box? Provide two of the Windows standards for its use on a form.

____ means assigning a beginning value to a counter or an accumulator.

In a For...Next statement, if stepValue is positive, then startValue must be ____ endValue for the loop instructions to be processed.

Explain the purpose of priming and update reads in a program.

Write a pretest loop that adds together the integers 2, 4, 6, 8, 10, 12, 14, 16, 18, and 20. Use the intNum variable to keep track of the integers. Store the result in the intResult variable (which contains the number 0). Use the For...Next statement.

An Introduction to Visual Basic 2015

Designing Applications

Using Variables and Constants

The Selection Structure

More on the Selection Structure

Sub and Function Procedures

String Manipulation

Arrays

Structures and Sequential Access Files

Classes and Objects

Web Applications

Working With Access Databases and Linq

Access Databases and Sql

Filters

Exam 6: The Repetition Structure

In either pretest or posttest loops, the controlling condition is evaluated with each repetition.

Like the condition in a selection structure, the condition in a loop must evaluate to either True or False.

If the stepValue is omitted when coding a For...Next statement, the stepValue is ____ at execution time.

Explain the difference between using the keywords While and Until within a Do...Loop statement.

A counter is always incremented by a constant value.

Programmers use a(n) ____ when they need the computer to repeatedly process one or more program instructions until some condition is met, at which time the ____ ends.

The startValue in a For...Next loop structure may be omitted.

What is a counter-controlled loop and when is it used in a program? What statement provides the most efficient way to write a counter-controlled loop?

A(n) ____ read is used to prepare or set up a loop.

The symbol used to represent a loop condition on a flowchart is the ____ symbol.

What is a list box? Provide two of the Windows standards for its use on a form.

____ means assigning a beginning value to a counter or an accumulator.

In a For...Next statement, if stepValue is positive, then startValue must be ____ endValue for the loop instructions to be processed.

Explain the purpose of priming and update reads in a program.

Write a pretest loop that adds together the integers 2, 4, 6, 8, 10, 12, 14, 16, 18, and 20. Use the intNum variable to keep track of the integers. Store the result in the intResult variable (which contains the number 0). Use the For...Next statement.

An Introduction to Visual Basic 2015

Designing Applications

Using Variables and Constants

The Selection Structure

More on the Selection Structure

Sub and Function Procedures

String Manipulation

Arrays

Structures and Sequential Access Files

Classes and Objects

Web Applications

Working With Access Databases and Linq

Access Databases and Sql

Filters

Programmers use a(n) when they need the computer to repeatedly process one or more program instructions until some condition is met, at which time the ends.