AP COMPUTER SCIENCE UNIT 3

User Interface

the inputs and outputs that allow a user to interact with a piece of software. User interfaces can include a variety of forms such as buttons. menus, images, text, and graphics.

Input

data that are sent to a computer for processing by a program. Can come in a variety of forms, such as tactile interaction, audio, visuals, or text.

Output

any data that are sent from a program to a device. Can come in a variety of forms, such as tactile interaction, audio, visuals, or texts.

Program Statement

a command or instruction. Sometimes also referred to as a code statement.

Program

a collection of program statements. Programs run (or “execute”) one command at a time.

Sequential Programming

program statements run in order, from top to bottom.

Event Driven Programming

some program statements run when triggered by an event, like a mouse click or a key press

Debugging

the process of finding and fixing problems in code

Documentation

a written description of how a command or piece of code works or was developed.

Comment

form of program documentation written into the program to be read by people and which do not affect how a program runs.