AP CSP Big Idea 2 & 4 Flashcards

Front

Bit

Back

Shorthand for binary digit.

Front

Binary digit

Back

Either 0 or 1.

Front

Byte

Back

8 bits.

Front

Decimal base

Back

Uses only combinations of the digits 0 – 9.

Front

Abstraction

Back

The process of reducing complexity by focusing on the main idea and hiding irrelevant details.

Front

Analog data

Back

Values that change smoothly over time, like music or colors.

Front

Data compression

Back

Reduces the size (number of bits) of transmitted or stored data.

Front

Lossy

Back

Data compression that allows reconstruction of an approximation of the original data.

Front

Information

Back

The collection of facts and patterns extracted from data.

Front

Cleaning data

Back

Making data uniform without changing its meaning.