Problem

The plus (+) indicates a more advanced problem and the asterisk (*) indicates that a solut...

The plus (+) indicates a more advanced problem and the asterisk (*) indicates that a solution is available on the Companion Website for the text.

*A cache memory has an access time from the CPU of 4 ns, and the main memory has an access time from the CPU of 40 ns. What is the effective access time for the cache–main memory hierarchy if the hit ratio is:

(a) 0.91,

(b) 0.82, and (c) 0.96?

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Solutions For Problems in Chapter 12