Loading…
Loading…
GCSE Computer Science · key term
A binary digit: either 0 or 1.
Used by OCR
Paper 1
A single binary digit, either 0 or 1; the smallest unit of data.
Revise: Units of Data StorageA bit is one binary digit: either 0 or 1. A nibble contains 4 bits, and a byte contains 8 bits, so two nibbles make one byte.
A single binary digit, either 0 or 1.
Check whether the question asks for bits or bytes: 1 byte = 8 bits, not 1,000 bits.
The three file-size formulae give answers in bits. Divide by 8 before converting to KB, MB or GB.
Count spaces and punctuation as characters, and use the stated number of bits per character.
Create a free account to read GCSE Computer Science revision notes for your exam board and track your progress.
A binary digit with a value of either 0 or 1.
A binary digit, which can be either 0 or 1.
A binary digit with one of two possible values: 0 or 1.