Multiple choice

Consider a 4-way set associative cache consisting of 128 lines with a line size of 64 words. The CPU generates a 20-bit address of a word in main memory. The number of bits in the TAG, LINE and WORD fields are respectively:

  1. 9, 6, 5

  2. 7, 7, 6

  3. 7, 5, 8

  4. 9, 5, 6
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D Correct answer
Explanation

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