Question

In associative mapping during LRU, the counter of the new block is set to ‘0’ and all the others are incremented by one when _____ occurs.

(a) Delay

(b) Miss

(c) Hit

(d) Delayed hit

I have been asked this question by my school principal while I was bunking the class.

I need to ask this question from Replacement Algorithms in section Memory System of Computer Architecture

Answer 1

Correct option is (b) Miss

For explanation I would say: Miss usually occurs when the memory block required is not present in the cache.