AP COMPUTER SCIENCE UNIT 3

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unit 3 of computer science A

Last updated 7:42 PM on 9/8/25
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15 Terms

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User Interface

The inputs and outputs that allow a user to interact with a piece of software.

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Input

Data that are sent to a computer for processing by a program.

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Output

Any data that are sent from a program to a device.

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Program Statement

A command or instruction, sometimes referred to as a code statement.

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Program

A collection of program statements that run one command at a time.

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Sequential Programming

Programming where statements run in order, from top to bottom.

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Event Driven Programming

Programming where some statements run when triggered by an event, such as a mouse click.

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Debugging

The process of finding and fixing problems in code.

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Documentation

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

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Comment

A form of program documentation written into the program for people to read that does not affect how a program runs.

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Metadeta
deta about deta
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Bar Chart
Count how many times each value in the column appears and make a bar at that height.
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Histogram
similar to a bar chart, but first all numbers in a range or "bucket" are grouped together.
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Cross Tab
Counts how often pairs of values in two columns appear.
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Scatter
Shows combinations of values from two columns