Front

An Event

Back

An action taken by the user to interact with what is being displayed on the screen, such as entering user input, clicking buttons, or selecting menu options.

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Event-driven program

Back

An algorithm detailing events that trigger actions, controlled by user input, text input, and networking requests.

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Trigger

Back

The action or event that leads to another action or series of actions.

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Element ID

Back

A unique name/label identifying components of the user interface used within event code.

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Variable

Back

A name given to a piece of information that can be allocated a value which can change during a program.

Front

Debugging

Back

The process of finding and correcting errors in a program or system.

Front

console.log

Back

A simplified output command displaying the value of a variable or a message to help identify program status or errors.

Front

Code tracing

Back

The process of following code execution order, including variable values, useful for debugging.

Front

Screen

Back

A user interface element containing other UI elements visible at any one time.

Front

GUI

Back

Graphical User Interface. Parts displayed on screen that can be interacted with or seen.