Teaching Haryana (HPSC) Assistant Professor Mock Test 2025 Computer Organization and Architecture Memory Management Memory Hierarchy
Assume a memory access to main memory on a cache "miss" takes 30 ns and a memory access to the cache (on a cache "hit") takes 3 ns. If 80% of the processor's memory requests results in a cache "hit", what is the average memory access time?
1
8.4 ns
2
9 ns
3
2.2 ns
4
4.4 ns
5
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