1CP2 Topic 2 (Data) Keywords

The smallest unit of data in a computer, representing a binary value of 0 or 1.

A group of four bits.

A group of eight bits, commonly used as the basic unit of storage in computing.

The base-2 number system used by computers, consisting of only 0s and 1s.

The base-10 number system used in everyday counting.

A base-16 number system commonly used in computing for compact representation of binary values.

A whole number that can be either positive or negative, represented in binary using two’s complement.

A whole number that can only be positive or zero, represented in binary without a sign bit.

A method used to represent negative numbers in binary, where the MSB acts as a negative weight.

An error that occurs when a binary operation results in a value too large for the allocated number of bits.