Userscomplainabouttheslowresponsetimeofqueries.WhileinvestigatingthecauseyoufindthattheOracleInstanceisnotconfiguredtocacheallofthedatablockstosatisfytheusers’queries.WhichcomponentoftheOracleInstancewouldyouchangetoimproveperformance？（）
A.Javapool
B.Largepool
C.Sharedpool
D.Streamspool
E.Librarycache
F.Redologbuffer
G.Datadictionarycache
H.Databasebuffercache
正确答案：参考H
