A write-through cache update occurs _______________. i. when a processor’s cache

Question

A write-through cache update occurs _______________. i. when a processor’s cached value is updated before the memory is update. ii. When memory is updated prior to updating cache. iii. when a processor’s cached value is updated concurrently with the update to memory A write-through cache update occurs _______________. i. when a processor’s cached value is updated before the memory is update. ii. When memory is updated prior to updating cache. iii. when a processor’s cached value is updated concurrently with the update to memory A write-through cache update occurs _______________. i. when a processor’s cached value is updated before the memory is update. ii. When memory is updated prior to updating cache. iii. when a processor’s cached value is updated concurrently with the update to memory

Explanation / Answer

A write-through cache update occurs _______________.

ans:iii.

when a processor’s cached value is updated concurrently with the update to

memory

Reason:As write-through cache update is a storage method in which an application update the data in the cache and in the corresponding memory location concurrently.

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