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Translation Look-aside Buffer (TLB) is

  1. a cache-memory in which item to be searched is compared one-by-one with the keys
  2. a cache-memory in which item to be searched is compared with all the keys simultaneously
  3. An associative memory in which item to be searched is compared one-by-one with the keys
  4. An associative memory in which item to be searched is compared with all the keys simultaneously
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Translation Look-aside Buffer (TLB) is an associative memory in which item to be searched is compared with all the keys simultaneously.When the associative memory is presented with an item, the item is compared with all keys simultaneously. If the item is found, the corresponding value field is returned.

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But TLB is implemented using cache menory. Then why it is not option B
Answer:

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