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OCR GCSE Computer Science Exam Questions

1.1 Systems Architecture

1.1 question 47

Complete the table to show the role of each CPU component.
ComponentRole
Cache
Accumulator

2

MARKS

Mark scheme

Cache: High-speed memory storing frequently used data/instructions for quick access.
Accumulator: Stores the results of calculations carried out by the ALU.

Exam guidance

1 mark for each correct role.
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