Vocabulary

Front

Information or signals entered into a computer system. Examples of devices are buttons, keys on a keyboard, touch screens, and accelerometers.

Back

Input

Front

A function or artifact in an app that you can add in Design view of MIT App Inventor. Examples are: Canvas, Camera, Label, Slider, Sound, Horizontal arrangement, Button.

Back

Component

Front

A process of repeating a set of instructions a specified numbers of times or until a condition is met. Such as in a repetition of a process or a newer version of development in computer science.

Back

Iteration

Front

Information or signals produced or delivered by a computer system.

Back

Output

Front

To identify errors in computer hardware or programs and fix them.

Back

Debugging

Front

An action or occurrence that happens during runtime that will trigger a response or behavior by the software. This can be user input, such as clicking a button, or external, such as a device receiving an SMS text message.

Back

Event

Front

In MIT App Inventor, a control block that looks for inputs or events to know when to perform a specific action.

Back

Event Handler

Front

A sequence of actions or instructions to follow in solving a problem or accomplishing a task. Also called subprogram, it is a group of statements that may be used at one or more points in a computer program.

Back

Procedure

Front

A technique or process that manages complexity in a program or computer system. This "hides" details or removes duplication, allowing the programmer to focus on high-level considerations and functions rather than the rules of a programming language.

Back

Abstraction

Front

A set of steps to accomplish a task. This can be expressed in many kinds of notation, such as natural language, pseudocode, and flowcharts. These are essential to the way computers process data, because they contain the specific instructions for what a computer or program does.

Back

Algorithm