Question 1

A is a special variable that receives a value being passed into a procedure or function.

Accepted Answer

A)  temporary variable 
B)  pseudo-constant 
C)  class-level variable 
D)  parameter 
A)  temporary variable 
B)  pseudo-constant 
C)  class-level variable 
D)  parameter D

Question 2

Which of the following procedure declarations matches the call to the IsLetter procedure below? Dim strText as String = txtInput.Text
Dim blnLetter as Boolean = IsLetterstrText)

Accepted Answer

A)  Sub IsLetterByVal strInput as String) as Boolean 
B)  Sub IsLetterByVal blnResult as Boolean) as String 
C)  Function IsLetterByVal strInput as String) as Boolean 
D)  Function IsLetterByVal blnResult as Boolean) as String 
A)  Sub IsLetterByVal strInput as String) as Boolean 
B)  Sub IsLetterByVal blnResult as Boolean) as String 
C)  Function IsLetterByVal strInput as String) as Boolean 
D)  Function IsLetterByVal blnResult as Boolean) as String C

Question 3

When debugging a program in break mode, the Step Into command causes the currently highlighted line of code to execute.

Accepted Answer

A) True 
 B)False  True

Question 4

By writing your own procedures, you can _an applications code, that is, break it into small, manageable procedures.

Accepted Answer

A)  streamline 
B)  duplicate 
C)  modularize 
D)  functionalize 
A)  streamline 
B)  duplicate 
C)  modularize 
D)  functionalize

Question 5

When a procedure finishes execution, .

Accepted Answer

A)  control returns to the point where the procedure was called and continues with the next statement 
B)  the application terminates unless the procedure contains a Return statement 
C)  control transfers to the next procedure found in the code 
D)  the application waits for the user to trigger the next event 
A)  control returns to the point where the procedure was called and continues with the next statement 
B)  the application terminates unless the procedure contains a Return statement 
C)  control transfers to the next procedure found in the code 
D)  the application waits for the user to trigger the next event

Question 6

All of the following are true about functions except .

Accepted Answer

A)  you can use a function call in an expression 
B)  they can return one or more values 
C)  they must contain at least one Return statement 
D)  you can assign the return value from a function to a variable 
A)  you can use a function call in an expression 
B)  they can return one or more values 
C)  they must contain at least one Return statement 
D)  you can assign the return value from a function to a variable

Question 7

Choose a new, more descriptive name for the WhatIsIt function based on the result of the code below. Function WhatIsItByVal intRepeat as Integer) as Integer
Dim intResult as Integer = 1
Dim intCount as Integer
For intCount = 1 to intRepeat
IntResult = intResult * 2
Next intCount
Return intResult
End Function

Accepted Answer

A)  PowersOfTwo 
B)  SquareRootsOfTwo 
C)  MultiplyByTwo 
D)  TwoPlusTwo 
A)  PowersOfTwo 
B)  SquareRootsOfTwo 
C)  MultiplyByTwo 
D)  TwoPlusTwo

Question 8

What will be the value of dblSum after the button btnAdd is clicked, assuming that 25 is entered by the user into txtNum1, and 35 is entered into txtNum2? Private Sub btnAdd_ClickByVal sender As System.Object, _
ByVal e As System.EventArgs) Handles btnAdd.Click
Dim dblNum1, dblNum2, dblSum As Double
DblNum1 = CDbltxtNum1.Text)
DblNum2 = CDbltxtNum2.Text)
DblSum = SumdblNum1, dblNum2)
LblSum.Text = dblSum.ToString)
End Sub
Function SumByVal dblNum1 As Double, ByVal dblNum2 As Double) as Double
Return dblNum1 + dblNum2
End Function

Accepted Answer

A)  60 
B)  50 
C)  0 
D)  70 
A)  60 
B)  50 
C)  0 
D)  70

Question 9

Which of the following does not apply to procedures and functions?

Accepted Answer

A)  they help to break up a large body of code into smaller chunks 
B)  they make it easier to maintain and modify code 
C)  the execution time is significantly reduced by calling procedures and functions 
D)  they permit the same sequence of code statements to be called from multiple places 
A)  they help to break up a large body of code into smaller chunks 
B)  they make it easier to maintain and modify code 
C)  the execution time is significantly reduced by calling procedures and functions 
D)  they permit the same sequence of code statements to be called from multiple places

Question 10

Which of the following calls to the GetNumber procedure is not valid? Sub GetNumberByVal intNumber as Integer)
' procedure body)
End Sub

Accepted Answer

A)  GetNumberintX) 
B)  GetNumber3 + 5 * 8 + intX) 
C)  GetNumberintX + 3, intY) 
D)  GetNumberCInttxtNumber.Text)) 
A)  GetNumberintX) 
B)  GetNumber3 + 5 * 8 + intX) 
C)  GetNumberintX + 3, intY) 
D)  GetNumberCInttxtNumber.Text))

Question 11

Which is the correct way to define a function named Square that receives an integer and returns an integer representing the square of the input value?

Accepted Answer

A)  Function SquareByVal intNum as Integer) As Integer Return intNum * intNum
End Function 
B)  Function SquareByVal intNum as Integer) Return intNum * intNum
End Function 
C)  Function SquareByVal intNum as Integer) As Double Return intNum * intNum
End Function 
D)  Function SquareByVal intNum as Integer) As Double Dim dblAns as Double
DblAns = intNum * intNum
Return dblAns
End Function 
A)  Function SquareByVal intNum as Integer) As Integer Return intNum * intNum
End Function 
B)  Function SquareByVal intNum as Integer) Return intNum * intNum
End Function 
C)  Function SquareByVal intNum as Integer) As Double Return intNum * intNum
End Function 
D)  Function SquareByVal intNum as Integer) As Double Dim dblAns as Double
DblAns = intNum * intNum
Return dblAns
End Function

Question 12

A procedure may not be accessed by procedures from another class or form if the _access specifier is used.

Accepted Answer

A)  Private 
B)  Public 
C)  Static 
D)  Scope 
A)  Private 
B)  Public 
C)  Static 
D)  Scope

Question 13

Which debugging command executes a function call without stepping through function's statements?

Accepted Answer

A)  Step Into 
B)  Step Over 
C)  Step Out 
D)  Step All 
A)  Step Into 
B)  Step Over 
C)  Step Out 
D)  Step All

Question 14

When calling a procedure, passed arguments and declared parameters must agree in all of the following ways except .

Accepted Answer

A)  the order of arguments and parameters must correspond 
B)  the names of the arguments and parameters must correspond 
C)  the types of the arguments and parameters must correspond 
D)  the number of arguments and the number of parameters must be the same 
A)  the order of arguments and parameters must correspond 
B)  the names of the arguments and parameters must correspond 
C)  the types of the arguments and parameters must correspond 
D)  the number of arguments and the number of parameters must be the same

Question 15

Which of the following procedures will keep track of the number of times it was called?

Accepted Answer

A)  Private Sub KeepTrackByVal intCount As Integer) intCount += 1
End Sub 
B)  Private Sub KeepTrack) Dim intCount As Integer
IntCount += 1
End Sub 
C)  Private Sub KeepTrack) Static intCount As Integer
IntCount += 1
End Sub 
D)  Private Sub KeepTrack) Public intCount As Integer
IntCount += 1
End Sub 
A)  Private Sub KeepTrackByVal intCount As Integer) intCount += 1
End Sub 
B)  Private Sub KeepTrack) Dim intCount As Integer
IntCount += 1
End Sub 
C)  Private Sub KeepTrack) Static intCount As Integer
IntCount += 1
End Sub 
D)  Private Sub KeepTrack) Public intCount As Integer
IntCount += 1
End Sub

Question 16

Which of the following functions accepts a parameter named dblSales and returns the commission to the calling statement? Assume that the commission should equal the sales multiplied by the commission rate. Use the following table as a guide to the calculation of the commission rate.

Accepted Answer

A)   
B)   
C)   
D)   
A)   
B)   
C)   
D)

Question 17

Although you can omit the ByVal keyword in a parameter variable declaration, it is still a good idea to use it.

Accepted Answer

A) True 
 B)False

Question 18

If you do not provide an access specifier for a procedure, it will be designated _by default.

Accepted Answer

A)  Private 
B)  Protected 
C)  Friend 
D)  Public 
A)  Private 
B)  Protected 
C)  Friend 
D)  Public

Question 19

When a parameter is declared using the _qualifier, the procedure has access to the original argument variable and may make changes to its value.

Accepted Answer

A)  ByValue 
B)  ByAddress 
C)  ByRef 
D)  ByDefault 
A)  ByValue 
B)  ByAddress 
C)  ByRef 
D)  ByDefault

Question 20

What is the value of intTotal after the following code executes? Dim intNumber1 As Integer = 2
Dim intNumber2 As Integer = 3
Dim intTotal As Integer
IntTotal = AddSquaresintNumber1, intNumber2)
Function AddSquaresByVal intA As Integer, ByVal intB As Integer) As Integer
IntA = intA * intA
IntB = intB * intB
Return intA + intB
IntA = 0
IntB = 0
End Function

Accepted Answer

A)  0 
B)  5 
C)  10 
D)  13 
A)  0 
B)  5 
C)  10 
D)  13

A is a special variable that receives a value being passed into a procedure or function.

Which of the following procedure declarations matches the call to the IsLetter procedure below? Dim strText as String = txtInput.Text Dim blnLetter as Boolean = IsLetterstrText)

When debugging a program in break mode, the Step Into command causes the currently highlighted line of code to execute.

By writing your own procedures, you can _an applications code, that is, break it into small, manageable procedures.

When a procedure finishes execution, .

All of the following are true about functions except .

Which of the following does not apply to procedures and functions?

Which of the following calls to the GetNumber procedure is not valid? Sub GetNumberByVal intNumber as Integer) ' procedure body) End Sub

Which is the correct way to define a function named Square that receives an integer and returns an integer representing the square of the input value?

A procedure may not be accessed by procedures from another class or form if the _access specifier is used.

Which debugging command executes a function call without stepping through function's statements?

When calling a procedure, passed arguments and declared parameters must agree in all of the following ways except .

Which of the following procedures will keep track of the number of times it was called?

Which of the following functions accepts a parameter named dblSales and returns the commission to the calling statement? Assume that the commission should equal the sales multiplied by the commission rate. Use the following table as a guide to the calculation of the commission rate.

Although you can omit the ByVal keyword in a parameter variable declaration, it is still a good idea to use it.

If you do not provide an access specifier for a procedure, it will be designated _by default.

When a parameter is declared using the _qualifier, the procedure has access to the original argument variable and may make changes to its value.

Introduction to Programming and Visual Basic

Creating Applications With Visual Basic

Variables and Calculations

Making Decisions

Lists and Loops

Multiple Forms, Modules, and Menus

Arrays and More

Files, Printing, and Structures

Working With Databases

Developing Web Applications

Classes, Collections, and Inheritance

Filters

Exam 6: Procedures and Functions

A is a special variable that receives a value being passed into a procedure or function.

Which of the following procedure declarations matches the call to the IsLetter procedure below? Dim strText as String = txtInput.Text Dim blnLetter as Boolean = IsLetterstrText)

When debugging a program in break mode, the Step Into command causes the currently highlighted line of code to execute.

By writing your own procedures, you can _an applications code, that is, break it into small, manageable procedures.

When a procedure finishes execution, .

All of the following are true about functions except .

Which of the following does not apply to procedures and functions?

Which of the following calls to the GetNumber procedure is not valid? Sub GetNumberByVal intNumber as Integer) ' procedure body) End Sub

Which is the correct way to define a function named Square that receives an integer and returns an integer representing the square of the input value?

A procedure may not be accessed by procedures from another class or form if the _access specifier is used.

Which debugging command executes a function call without stepping through function's statements?

When calling a procedure, passed arguments and declared parameters must agree in all of the following ways except .

Which of the following procedures will keep track of the number of times it was called?

Which of the following functions accepts a parameter named dblSales and returns the commission to the calling statement? Assume that the commission should equal the sales multiplied by the commission rate. Use the following table as a guide to the calculation of the commission rate.

Although you can omit the ByVal keyword in a parameter variable declaration, it is still a good idea to use it.

If you do not provide an access specifier for a procedure, it will be designated _by default.

When a parameter is declared using the _qualifier, the procedure has access to the original argument variable and may make changes to its value.

Introduction to Programming and Visual Basic

Creating Applications With Visual Basic

Variables and Calculations

Making Decisions

Lists and Loops

Multiple Forms, Modules, and Menus

Arrays and More

Files, Printing, and Structures

Working With Databases

Developing Web Applications

Classes, Collections, and Inheritance

Filters