Computer Science GCSE
Speed and performance
What Speed and performance means in Computer Science GCSE, as defined for OCR.
Definition of Speed and performance
Check what you remember
Read the wording for your board, then hide it and explain Speed and performance in your own words. Rough notes are fine. This is a self-check, with no mark or grade.
Reference: OCR
Primary storage is much faster than secondary storage, and too little memory forces swapping to slower secondary storage, reducing performance.
Topics that use Speed and performance
- Primary storage (memory) (OCR GCSE)
Related terms
- Cache
- Cache size
- Computer start-up sequence
- CPU access to instructions and data
- Page file or swap file
- Primary storage
- Start-up and firmware
- Swapping
Using Speed and performance 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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