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.

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?

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.