Code.org (Units 1, 3 and 4 Vocab)

Front

Binary: A way to represent info using two options.

Back

A way to represent info using two options.

Front

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

Back

Front

8 bits

Back

byte

Front

Error from representing a number that is too large.

Back

Overflow Error

Front

Error from representing a number too precisely; value is rounded.

Back

Round-off Error

Front

Data that changes continuously over time, like music or a sprinter's position.

Back

Analog Data

Front

Digital Data

Back

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

Front

Process of creating a digital representation of analog data by measuring at regular intervals.

Back

Sampling

Front

A process to reduce bits without losing information, reversible.

Back

Lossless Compression

Front

A process to reduce bits with some information lost, not reversible.

Back

Lossy Compression