AP Computer Science Principles-Vocabulary Review

Lossless Compression

• A data compression algorithm that allows the original data to be perfectly reconstructed from the compressed data.

• A method of reducing file size by removing some data permanently.

• A technique that increases the size of data to improve quality.

• A process that only compresses audio files without affecting video files.

Parameter

• An extra piece of information that you pass to the function to customize it for a specific need.

• A variable that holds a constant value throughout the function.

• A type of function that does not return any value.

• A method used to define the scope of a variable.

Modulo

• A mathematical operation that returns the quotient after integer division.

• A mathematical operation that returns the remainder after integer division.

• A mathematical operation that adds two integers together.

• A mathematical operation that multiplies two integers together.

Loop

• The action of doing something repeatedly.

• A type of computer program that runs only once.

• A method of organizing data in a database.

• A visual representation of a process.

ASCII

• The universally recognized raw text format that any computer can understand.

• A type of image file format used for graphics.

• A programming language used for web development.

• A database management system for storing data.

URL

• An easy-to-remember address for calling a web page (like www.code.org).

• A type of programming language used for web development.

• A protocol for transferring files over the internet.

• A software application for browsing the internet.

Library

• A collection of commands/functions, typically with a shared purpose.

• A place where books are stored and borrowed.

• A type of software that manages hardware resources.

• A system for organizing and retrieving data.

Innovation

• A traditional method of doing things

• A novel or improved idea, device, product, etc., or the development thereof.

• A process of eliminating old ideas

• A strategy for maintaining the status quo

Image

• A type of data used for graphics or pictures.

• A type of data used for text documents.

• A type of data used for audio files.

• A type of data used for video files.

Event-driven program

• A program that runs continuously without user interaction.

• A program designed to run code or functions in response to specified events (e.g., a mouse click).

• A program that executes tasks in a sequential manner without interruptions.

• A program that requires constant internet connectivity to function.