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Computer Architecture and Operation
Quick questions on The memory hierarchy and cache explained: H2 Computing
6short Q&A pairs drawn directly from our worked dot-point answer. For full context and worked exam questions, read the parent dot-point page.
What is the memory hierarchy?Show answer
Computer memory is arranged in levels, fastest at the top:
What is the trade-off?Show answer
The levels trade three things against each other:
What is locality of reference?Show answer
Caching works because programs access memory predictably - locality of reference:
What is q1?Show answer
List the memory hierarchy from fastest to slowest. [2 marks]
What is q2?Show answer
Distinguish between temporal and spatial locality of reference. [2 marks]
What is q3?Show answer
What happens on a cache miss? [1 mark]
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