Question 1

The value of strVar.Length is the number of characters in the value of strVar.

Accepted Answer

A) True 
 B)False  True

Question 2

What will be displayed when the following lines are executed? 
Dim x As Double = 2 
'x = 3
 txtBox.Text = CStr(x)

Accepted Answer

A)  3 
B)  0 
C)  2 
D)  None of the above 
A)  3 
B)  0 
C)  2 
D)  None of the above C

Question 3

When using the equal sign to assign values, the variable on the left hand side of the equal sign will always receive the value.

Accepted Answer

A) True 
 B)False  True

Question 4

What is the value of Int(8.9)?

Accepted Answer

A)  8 
B)  8.9 
C)  9 
D)  1 
A)  8 
B)  8.9 
C)  9 
D)  1

Question 5

Which of the following is not used to assign a value to a variable?

Accepted Answer

A)  InputBox statement 
B)  Dim statement 
C)  an assignment statement 
D)  MessageBox.Show statement 
A)  InputBox statement 
B)  Dim statement 
C)  an assignment statement 
D)  MessageBox.Show statement

Question 6

Given x = 3 and y = 1, what value will be assigned to the Double variable w when the following statement is executed? 
w = (x + y) / (x - y)

Accepted Answer

A)  1 
B)  2 
C)  3 
D)  None of the above 
A)  1 
B)  2 
C)  3 
D)  None of the above

Question 7

Suppose the Double variable num has the value 123.4567. What value will the following statement assign to num? 
num = Math.Round(num, 2)

Accepted Answer

A)  123.4567 
B)  123.457 
C)  123.45 
D)  123.46 
A)  123.4567 
B)  123.457 
C)  123.45 
D)  123.46

Question 8

The value of (11 Mod 2) is 1.

Accepted Answer

A) True 
 B)False

Question 9

What is the value of ("12/15/09").Substring(3,2)?

Accepted Answer

A)  /15 
B)  15 
C)  /15/ 
D)  12/15/09 
A)  /15 
B)  15 
C)  /15/ 
D)  12/15/09

Question 10

The empty string is the same as a string that contains one space.

Accepted Answer

A) True 
 B)False

Question 11

When a variable declared in one event procedure has the same name as a variable declared in another event procedure, any change to the value of one of the variables will affect the value of the other variable.

Accepted Answer

A) True 
 B)False

Question 12

Which statement will display the words "Hello World" in a text box?

Accepted Answer

A)  txtBox.Text = Hello & World 
B)  txtBox.Text = "Hello " & World 
C)  txtBox.Text = Hello & " World" 
D)  txtBox.Text = "Hello" & " World" 
A)  txtBox.Text = Hello & World 
B)  txtBox.Text = "Hello " & World 
C)  txtBox.Text = Hello & " World" 
D)  txtBox.Text = "Hello" & " World"

Question 13

What is the correct syntax for displaying the value of the String variable myString in a text box?

Accepted Answer

A)  txtBox.Text = "myString" 
B)  txtBox.Text = myString 
C)  txtBox.Text.myString 
D)  txtBox.Text = Str(myString) 
A)  txtBox.Text = "myString" 
B)  txtBox.Text = myString 
C)  txtBox.Text.myString 
D)  txtBox.Text = Str(myString)

Question 14

Which of the following is a valid name for a variable?

Accepted Answer

A)  Two_One 
B)  2One 
C)  Two One 
D)  Two.One 
A)  Two_One 
B)  2One 
C)  Two One 
D)  Two.One

Question 15

If the value of the Date variable currently is the first day of 2011, then what is displayed by the statement txtBox.Text = CStr(currently.AddMonths(1))?

Accepted Answer

A)  1/2/2011 
B)  2/1/2011 
C)  February 1, 2011 
D)  Tuesday February 1, 2011 
A)  1/2/2011 
B)  2/1/2011 
C)  February 1, 2011 
D)  Tuesday February 1, 2011

Question 16

The value returned by InputBox is a string.

Accepted Answer

A) True 
 B)False

Question 17

The value of DateDiff(DateInterval.Day, #1/1/2014#, #2/1/2014#) is 31.

Accepted Answer

A) True 
 B)False

Question 18

The following statement contains what type of error? 
txtAverage.Txt = CStr(CDbl(txtNum1.Text) + CDbl(txtNum2.Text) / 2)

Accepted Answer

A)  a syntax error only 
B)  a logic error only 
C)  both a syntax error and a logic error 
D)  no errors 
A)  a syntax error only 
B)  a logic error only 
C)  both a syntax error and a logic error 
D)  no errors

Question 19

Which of the following code statements generates an error?

Accepted Answer

A)  txtFirst.Text = "Hello" 
B)  txtFirst.Text = Hello 
C)  txtFirst.Text = "My Text" 
D)  txtFirst.Text = Me.Text 
A)  txtFirst.Text = "Hello" 
B)  txtFirst.Text = Hello 
C)  txtFirst.Text = "My Text" 
D)  txtFirst.Text = Me.Text

Question 20

The statement Const TAX_RATE As Double is not valid.

Accepted Answer

A) True 
 B)False

The value of strVar.Length is the number of characters in the value of strVar.

What will be displayed when the following lines are executed? Dim x As Double = 2 'x = 3 txtBox.Text = CStr(x)

When using the equal sign to assign values, the variable on the left hand side of the equal sign will always receive the value.

What is the value of Int(8.9)?

Which of the following is not used to assign a value to a variable?

Given x = 3 and y = 1, what value will be assigned to the Double variable w when the following statement is executed? w = (x + y) / (x - y)

Suppose the Double variable num has the value 123.4567. What value will the following statement assign to num? num = Math.Round(num, 2)

The value of (11 Mod 2) is 1.

What is the value of ("12/15/09").Substring(3,2)?

The empty string is the same as a string that contains one space.

When a variable declared in one event procedure has the same name as a variable declared in another event procedure, any change to the value of one of the variables will affect the value of the other variable.

Which statement will display the words "Hello World" in a text box?

What is the correct syntax for displaying the value of the String variable myString in a text box?

Which of the following is a valid name for a variable?

If the value of the Date variable currently is the first day of 2011, then what is displayed by the statement txtBox.Text = CStr(currently.AddMonths(1))?

The value returned by InputBox is a string.

The value of DateDiff(DateInterval.Day, #1/1/2014#, #2/1/2014#) is 31.

The following statement contains what type of error? txtAverage.Txt = CStr(CDbl(txtNum1.Text) + CDbl(txtNum2.Text) / 2)

Which of the following code statements generates an error?

The statement Const TAX_RATE As Double is not valid.

An Introduction to Computers and Problem Solving

Visual Basic, Controls, and Events

Decisions

General Procedures

Repetition

Arrays

Text Files

Additional Controls and Objects

Databases

Object-Oriented Programming

Filters

Exam 3: Variables, Input, and Output

The value of strVar.Length is the number of characters in the value of strVar.

What will be displayed when the following lines are executed? Dim x As Double = 2 'x = 3 txtBox.Text = CStr(x)

When using the equal sign to assign values, the variable on the left hand side of the equal sign will always receive the value.

What is the value of Int(8.9)?

Which of the following is not used to assign a value to a variable?

Given x = 3 and y = 1, what value will be assigned to the Double variable w when the following statement is executed? w = (x + y) / (x - y)

Suppose the Double variable num has the value 123.4567. What value will the following statement assign to num? num = Math.Round(num, 2)

The value of (11 Mod 2) is 1.

What is the value of ("12/15/09").Substring(3,2)?

The empty string is the same as a string that contains one space.

When a variable declared in one event procedure has the same name as a variable declared in another event procedure, any change to the value of one of the variables will affect the value of the other variable.

Which statement will display the words "Hello World" in a text box?

What is the correct syntax for displaying the value of the String variable myString in a text box?

Which of the following is a valid name for a variable?

If the value of the Date variable currently is the first day of 2011, then what is displayed by the statement txtBox.Text = CStr(currently.AddMonths(1))?

The value returned by InputBox is a string.

The value of DateDiff(DateInterval.Day, #1/1/2014#, #2/1/2014#) is 31.

The following statement contains what type of error? txtAverage.Txt = CStr(CDbl(txtNum1.Text) + CDbl(txtNum2.Text) / 2)

Which of the following code statements generates an error?

The statement Const TAX_RATE As Double is not valid.

An Introduction to Computers and Problem Solving

Visual Basic, Controls, and Events

Decisions

General Procedures

Repetition

Arrays

Text Files

Additional Controls and Objects

Databases

Object-Oriented Programming

Filters