What is meant by cache hit rate or ratio?
A.
the percentage of times the cache was hit successfully over the total number of tries
B.
the percentage of times the cache was refreshed from the back-end database
C.
the number of servers the cache is replicated to
D.
the ratio of cache objects in a server to the total number of cache objectsin the server cluster
Explanation:
Cache hit rate or ratio: The percentage of times the cache was hit successfully over
the total
number of tries is called the hit ratio.
Reference: Oracle Reference Architecture, Application Infrastructure Foundation, Release 3.0