top of page
OCR GCSE Computer Science Exam Questions
1.1 Systems Architecture
1.1 question 51
Explain how increasing cache size can improve CPU performance.
2
MARKS
Mark scheme
With a larger cache, more frequently used instructions/data are stored closer to the CPU, reducing the time taken to fetch from RAM and speeding up processing.
Exam guidance
Identification of larger cache and explicit link to faster access = 2 marks.
bottom of page