Gate2017 cs Q61

0. A cache memory unit with capacity of N words and block size of B words is to be designed. If it is designed as a direct mapped cache, the length of the TAG field is 10 bits. If the cache unit is now designed as a 16-way set-associative cache, the length of the TAG field is ______ bits.

  • Option : A
  • Explanation :

    where T is the required length of TAG field
    ∴ T = 14
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