Question 1

A variable that can be used in multiple regions of code is called a universal variable.

Accepted Answer

A) True 
 B)False

Question 2

In an assignment statement, the value to the right of the equal sign will be ____________________ to the variable on the left.

Accepted Answer

The answer of In an assignment statement, the value to...

Question 3

When the user interacts with an object in the graphical user interface, the ____ shifts to that object.

Accepted Answer

A)  scope 
B)  focus 
C)  visibility 
D)  precision

Question 4

____ is an arithmetic operation.

Accepted Answer

A)  Comparison 
B)  Division 
C)  Addition 
D)  Multiplication

Question 5

A variable that will be used to contain only nondecimal whole numbers should be declared as a(n) ____ data type.

Accepted Answer

A)  Decimal 
B)  Double 
C)  Integer 
D)  Single

Question 6

A prefix of ____ is used for variables defined as a String data type.

Accepted Answer

A)  chr 
B)  wrd 
C)  str 
D)  txt

Question 7

A(n) green squiggly underline beneath a variable name in a declaration statement indicates that the variable is not references within the program.

Accepted Answer

A) True 
 B)False

Question 8

To force a literal value to be treated as a specific data type, you must use a literal-type character designator.

Accepted Answer

A) True 
 B)False

Question 9

Case 4-1 Brian is trying his best to understand the concept of variable scope, so he calls his friend Molly for guidance.
Brian has defined a variable named strNumberOfSongs within the click event handle for a Submit button, and he has been frustrated in his efforts to refer to this variable in the click event handler for a Clear button. What does Molly tell him is going on?

Accepted Answer

A)  The variable strNumberOfSongs has no scope. 
B)  The variable strNumberOfSongs is a local variable. 
C)  The variable strNumberOfSongs was not declared correctly. 
D)  The variable strNumberOfSongs is a global variable.

Question 10

A variable that will be used to hold only True or False values should be declared as a(n) ____ data type.

Accepted Answer

A)  Boolean 
B)  Decimal 
C)  Integer 
D)  Single

Question 11

The event handler of a button designated as the Cancel button will be processed when the user presses the ____ key on the keyboard.

Accepted Answer

A)  ESC 
B)  ENTER 
C)  CTRL 
D)  ALT

Question 12

A(n) ____________________ text box allows the user to enter multiple lines in a text box.

Accepted Answer

The answer of A(n) ____________________ text box allows the user...

Exam 4: Variables and Arithmetic Operations

A variable that can be used in multiple regions of code is called a universal variable.

In an assignment statement, the value to the right of the equal sign will be ____________________ to the variable on the left.

When the user interacts with an object in the graphical user interface, the ____ shifts to that object.

____ is an arithmetic operation.

A variable that will be used to contain only nondecimal whole numbers should be declared as a(n) ____ data type.

A prefix of ____ is used for variables defined as a String data type.

A(n) green squiggly underline beneath a variable name in a declaration statement indicates that the variable is not references within the program.

To force a literal value to be treated as a specific data type, you must use a literal-type character designator.

A variable that will be used to hold only True or False values should be declared as a(n) ____ data type.

The event handler of a button designated as the Cancel button will be processed when the user presses the ____ key on the keyboard.

A(n) ____________________ text box allows the user to enter multiple lines in a text box.