Question

In a computer, we have primary memory that accesses the processor directly and secondary memory for permanent storage of data. Then why do we need cache memory? Explain in detail

Answer 1

Answer -

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• The purpose of cache memory is to store program instructions and data that are used repeatedly in the operation of programs or information that the CPU is likely to need next. The computer processor can access this information quickly from the cache rather than having to get it from computer's main memory.

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Answer 2

Answer:

The purpose of cache memory is to store program instructions and data that are used repeatedly in the operation of programs or information that the CPU which is likely to need next. The computer processor can access this information quickly from the cache rather than having to get it from computer's main memory.