Teaching UGC NET Mock Test Series 2025 (Paper 1 & 2) Computer Organization and Architecture Memory Management Memory Hierarchy
Consider a system with 2 level cache. Access times of Level 1, Level 2 cache and main memory are 0.5 ns, 5 ns and 100 ns respectively. The hit rates of Level 1 and Level 2 caches are 0.7 and 0.8 respectively. What is the average access time of the system ignoring the search time within cache?
1
20.75 ns
2
7.55 ns
3
24.35 ns
4
35.20 ns