Unit 4: Variables, Conditionals, & Functions (APCSP '23-'24)

Front

The equality operator is used to compare two values, and returns a Boolean (true/false).

Back

==

Front

A precise sequence of instructions for processes that can be executed by a computer

Back

Algorithm

Front

In programming, an expression that evaluates to True or False.

Back

Boolean Expression

Front

A variable with local scope is one that can only be seen, used and updated by code within the same scope. Typically this means the variable was declared (created) inside a function -- includes function parameter variables.

Back

Local variable

Front

Any sequence of characters between quotation marks (ex: "hello", "42", "this is a string!").

Back

String

Front

On-screen objects, like buttons, images, text boxes, pull down menus, screens and so on.

Back

UI Elements

Front

The visual elements of a program through which a user controls or communicates with the application.

Back

User Interface

Front

Dictates what portions of the code can "see" or use a variable, typically derived from where the variable was first created. (See Global v. Local)

Back

Variable Scope

Front

A placeholder for a piece of information that can change.

Back

Variable

Front

What will be displayed if grade is set to 70?

Back

You passed!