Computer Science GCSE
Single-bit rules
What Single-bit rules means in Computer Science GCSE, as defined for OCR.
Definition of Single-bit rules
Check what you remember
Read the wording for your board, then hide it and explain Single-bit rules in your own words. Rough notes are fine. This is a self-check, with no mark or grade.
Reference: OCR
The rules for adding one bit to one bit: 0+0=0, 0+1=1, 1+0=1, 1+1=10₂ (write 0, carry 1), and 1+1+1=11₂ (write 1, carry 1).
Topics that use Single-bit rules
- Data storage (OCR GCSE)
Related terms
- Analogue to digital conversion
- Base 16 place value
- Bit depth
- Character set
- Colour depth
- Discarded carry
- Duration
- File size
Using Single-bit rules in the exam
Check the command word and mark scheme for your exact question. After comparing your explanation with the reference, use the term in an answer on the linked topic. This practice does not predict an exam mark.
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