Computer System Architecture - Memory Hierarchy

Consider a computer with a 4-ways set-associative mapped cache of the following characteristics : a total of 1 MB of main memory, a word size of 1 byte, a block size of 128 words and a cache size of 8 KB.

46. The number of bits in the TAG, SET and WORD fields, respectively are :

  • Option : D
  • Explanation : Size of main Memory = 1 MB = 220 byte
    Size of cache Memory = 8 KB
    Block Size = 128 words = 27
    memory-hierarchy
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Consider a computer with a 4-ways set-associative mapped cache of the following characteristics : a total of 1 MB of main memory, a word size of 1 byte, a block size of 128 words and a cache size of 8 KB.