Q.

An unpaged cache associates disk domains with the address of the read and continues for a specific length. The major disadvantage of unpaged cache is that

A. it allows cache domain to contain redundant data
B. it does not allow writes to be cached
C. its access time is greater than that of paged caching
D. read ahead cache domain blocks are necessarily fixed in size
Answer» A. it allows cache domain to contain redundant data
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