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Computer Science
Key terms
Power of 2

GCSE Computer Science · key term

Power of 2

Definition

A number obtained by multiplying 2 by itself a whole number of times, such as $2^1 = 2$ , $2^2 = 4$ or .

How each exam board covers it

AQA GCSE Computer Science · 8525

Paper 2

The number of places is the exponent in the power of 2.
Revise: Applications of Binary Shifts

AQA Computer Science past papers

Related key terms

Logical binary shift
Overflow
Unsigned integer

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Power of 2 — AQA GCSE Computer Science Definition

=

4

2^3 = 8

Used by AQA