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The access time of a word in 4 MB main memory is 100 ms. The access time of a word in a 32 kb data cache memory is 10 ns. The average data cache bit ratio is 0.95. The efficiency of memory access time is | |
A. | 9.5 ns [Wrong Answer] |
B. | 14.5 ns [Correct Answer] |
C. | 20 ns [Wrong Answer] |
D. | 95 ns [Wrong Answer] |