Computer Science GCSE
Cache performance
What Cache performance means in Computer Science GCSE, as defined for OCR.
Definition of Cache performance
Check what you remember
Read the wording for your board, then hide it and explain Cache performance in your own words. Rough notes are fine. This is a self-check, with no mark or grade.
Reference: OCR
Fast memory close to the CPU that stores frequently used instructions and data to reduce slower main memory access.
Topics that use Cache performance
- Architecture of the CPU (OCR GCSE)
Related terms
- CPU purpose
- Execute stage
- Fetch stage
- MAR (Memory Address Register)
- Program Counter
- Von Neumann architecture
- ALU operations
- Control unit coordination
Using Cache 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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