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Medium 2 Marks

Computer Studies Computer Memory

Why is cache memory more expensive than RAM?

A Because it uses optical technology

B Because it is imported from other countries

C Because of its very high speed which requires expensive manufacturing

D Because it has a larger storage capacity

Explanation

Cache memory is expensive because of its very high speed. The technology required to manufacture extremely fast memory is more costly than standard RAM.

Reference: Computer Studies Textbook , Page 4

Hint

Speed comes at a price — what makes cache so fast also makes it costly.

Explanation

Hint

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