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A control bit called _________ has to be provided to each block in set-associative.(a) Idol bit(b) Valid bit(c) Reference bit(d) All of the mentionedThe question was asked in unit test.I would like to ask this question from Mapping Functions in portion Memory System of Computer Architecture

Answer»

Correct choice is (b) Valid bit

For EXPLANATION I WOULD SAY: The valid bit is used to indicate that the block HOLDS valid INFORMATION.



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