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The LRU provides very bad performance when it comes to _________

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The LRU provides very bad performance when it comes to _________

(a) Blocks being accessed is sequential

(b) When the blocks are randomised

(c) When the consecutive blocks accessed are in the extremes

(d) None of the mentioned

I got this question by my college director while I was bunking the class.

Asked question is from Replacement Algorithms topic in chapter Memory System of Computer Architecture

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Correct option is (a) Blocks being accessed is sequential

The explanation is: The LRU in case of the sequential blocks as to waste its one cycle just incrementing the counters.

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