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Associative Cache Main Memory Analysis

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1. Differences among direct mapping, associative mapping and set-associative mapping are: Direct mapping has the good hit ratio and the best speed search. Associative mapping has best hit ratio and medium search speed. Set associative mapping has very good hit ratio and it improves as the N increases. And good Search speed. But the search speed gets worst as we increase the N. 2. In an associative cache a main memory address is viewed as consisting of these 2 fields they are Tag and Word. Tag field distinctively categorizes a block of main memory. Word is what that is to be placed in a block of memory. 3. In a set associative cache main memory address is viewed as consisting of three fields they are word, tag and set. Tag will identify the

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