If memory access takes 20 ns with cache and 110 ns with out it, then the ratio (cache uses a 10 ns memory) is
A. 93%
B. 90%
C. 88%
D. 87%
Answer:B
If memory access takes 20 ns with cache and 110 ns with out it, then the ratio (cache uses a 10 ns memory) is
A. 93% B. 90% C. 88% D. 87%