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单选题
Users complain about the slow response time of queries. While investigating the cause you find that the Oracle Instance is not configured to cache all of the data blocks to satisfy the users’queries. Which component of the Oracle Instance would you change to improve performance？（）
A
Java pool
B
Large pool
C
Shared pool
D
Streams pool
E
Library cache
F
Redo log buffer
G
Data dictionary cache
H
Database buffer cache
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set the CPU time per call in the users profileB
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单选题The main idea of Paragraph Three is that ______.A
most people feel life is easyB
the writer feels life is easyC
the writer likes to complain about his problemsD
most people complain about how hard their lives are
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填空题My mother did nothing but (complain) ____ about it all the time when she was here.
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