Deck 7: Sub and Function Procedures

Question 1

A Sub procedure will never return a value after code execution.

Answer 1

True

Question 2

The first item in a ListBox list carries an index value of 1.

Answer 2

False

Question 3

A user-defined Sub procedure can contain only one parameter which is in the procedure header.

Answer 3

False

Question 4

When the ByVal keyword is used on a parameterlist the original data may be changed.

Question 5

The keyword Public indicates that only the procedures in the current form can access the procedure.

Question 6

In Visual Basic .NET, the Value keyword is used to pass a variable by value.

Question 7

In Visual Basic .NET the default method of passing variable data is "by value."

Question 8

A Function procedure will always return a value after execution.

Question 9

All procedures, including user-defined Sub procedures, have a procedure header and a procedure footer.

Question 10

The e parameter of an event procedure provides additional information provided by the object that raised the event.

Question 11

A block of program code that performs a specific task is called a procedure.

Question 12

In Visual Basic .NET, passing a variable's address is referred to as passing by reference and the keyword to do this is ByRef.

Question 13

All event procedures have at least two parameters, sender and e, when the procedure is invoked.

Question 14

Functions are different from Sub Procedures in that you cannot pass (send) information to functions.

Question 15

The number, type, and order of the arguments in an argumentlist on a Call statement must match the parameters in the parameterlist on the Sub procedure header.

Question 16

The sender parameter of an event procedure contains the internal memory address of the object that raised the event.

Question 17

The Math.Round() method has an optional third argument.

Question 18

When a TextBox control's KeyPress event occurs, the address of the text box is passed to the KeyPress event procedure and stored in the procedure's sender parameter.

Question 19

A user-defined Sub procedure will return a value after code execution.

Question 20

The procedure footer for a Sub procedure is always End Procedure.

Question 21

The maximum number of items that should be displayed in a ListBox is ____.

A) 2
B) 4
C) 6
D) 8

Question 22

In Visual Basic .NET, the Reference keyword is used when passing the address of the variable.

Question 23

The Items collection's ____ method is used to specify the items to be displayed in a list box control.

A) Add( )
B) Display( )
C) List( )
D) Insert( )

Question 24

When the ListBox sorted property is true, items in the collection are listed in ____.

A) reverse of the order received
B) order received
C) ascending order
D) descending order

Question 25

When an application is started, Visual Basic .NET automatically processes the code contained in the Startup object.

Question 26

Which accessibility provides unlimited access to procedures in the current form?

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

Question 27

When the ListBox sorted property is false, items in the collection are listed in ____.

A) reverse of the order received
B) order received
C) ascending order
D) descending order

Question 28

To determine which item in a ListBox was selected you could use the ____ property.

A) ItemSelected
B) SelectedIndex
C) CheckedItem
D) CheckedIndex

Question 29

Math.Round(3.234, 2) returns the number 3.24.

Question 30

The keyword in a function that causes the data to be returned is the ____ keyword.

A) Send
B) DataType
C) Submit
D) Return

Question 31

The code to insert a pet type of "parakeet" into a ListBox collection called PetsListBox at the last slot when "dog", "cat", and "horse" already exist, is ____.

A) Me.PetsListBox.Items.Insert(4, "parakeet")
B) Me.PetsListBox.Items.Insert(0, "parakeet")
C) Me.PetsListBox.Items.add("parakeet")
D) Me.PetsListBox.Items.addLast("parakeet")

Question 32

The variables passed in a Call statement are separated by commas.

Question 33

The Me method used to close a form is ____.

A) Terminate()
B) Stop()
C) Close()
D) End()

Question 34

The minimum number of items that should be displayed in a ListBox is ____.

A) 1
B) 2
C) 3
D) 4

Question 35

Which accessibility limits access to procedures in the current form?

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

Question 36

When the sorted property of a ListBox control is true, the ASCII collating sequence would put which category of data first?

A) Lowercase letters
B) Uppercase letters
C) Numbers
D) Symbols

Question 37

Some functions like Val and InputBox are referred to as intrinsic functions in Visual Basic .NET.

Question 38

The keyword in a function header that identifies the data type of the data being returned is the ____ keyword.

A) Is
B) DataType
C) As
D) Return

Question 39

The ____ method allows a programmer the control to display a form object on the screen.

A) ShowScreen( )
B) ShowDialog( )
C) ShowPanel( )
D) ShowForm()

Question 40

The default number of choices that a user can make from a ListBox control is ____.

A) zero
B) one
C) two
D) six

Question 41

When passing arguments, if the programmer wants to protect the original variable, the programmer should pass the variable by ____.

A) reference
B) value
C) argument
D) parameter

Question 42

A list box's ____ property can be used to select a list box item from code.

A) ItemChosen
B) SelectedItem
C) ListedItem
D) CheckedItem

Question 43

To place the state name "Ohio" in the Items collection you use the ____ method.

A) Add
B) Increase
C) Include
D) New

Question 44

When passing arguments, if the programmer wants to grant access to the original variable, the programmer should pass the variable by ____.

A) reference
B) value
C) parameter
D) argument

Question 45

To remove the TabIndex boxes from the form the programmer would press the ____ key.

A) Enter
B) Esc
C) Shift
D) Ctrl

Question 46

The number of choices a user may select from a listbox control is set on the ____ property.

A) ChoicesMode
B) SelectionMode
C) ItemsMode
D) SelectedItem

Question 47

The following items are included in a Listbox Items Collection: 1, 2, 10, 3, 20 If the Sorted property is set to true, in what order will the values appear?

A) 1, 2, 10, 3, 20
B) 1, 2, 3, 10, 20
C) 1, 10, 2, 20, 3
D) 20, 10, 3, 2, 1

Question 48

The procedure header for a Sub procedure will show the variables, which are called ____.

A) arguments
B) parameters
C) values
D) references

Question 49

The expression Math.Round(287.876, 2) yields a value of ____.

A) 287.87
B) 287.88
C) 290.00
D) 288.00

Question 50

A list box's ____ event occurs each time a different value is selected in the list box.

A) ValueChanged
B) SelectedValueChanged
C) SelectedTextChanged
D) ItemSelected