APCSPCourseVocabularyFlashcards

Front

Binary

Back

A way of representing information using only two options.

Front

Decimal

Back

A way of representing information using ten options.

Front

Bit

Back

A contraction of 'Binary Digit'; the single unit of information in a computer, typically represented as a 0 or 1.

Front

Byte

Back

8 bits.

Front

Overflow Error

Back

Error from attempting to represent a number that is too large.

Front

Round-off Error

Back

Error from attempting to represent a number that is too precise. The value is rounded.

Front

Analog Data

Back

Data with values that change continuously, or smoothly, over time. Examples include music, colors of a painting, or position of a sprinter during a race.

Front

Digital Data

Back

Data that changes discretely through a finite set of possible values.

Front

Sampling

Back

A process for creating a digital representation of analog data by measuring the analog data at regular intervals called samples.

Front

Lossless Compression

Back

A process for reducing the number of bits needed to represent something without losing any information. This process is reversible.