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043-150

原创 Linux操作系统 作者:jbymy2000 时间:2012-03-09 16:29:12 0 删除 编辑
150. From the V$SESSION_LONGOPS view, you find that some of the datab
ase users have long-running queries that consume a lot of CPU time. T
his causes performance problems for other users in the database, who
have much shorter queries. You would like to make sure that the users
with large queries do not use all the CPU time, but you still do not
want to terminate them with an error message. Which method would you
follow to achieve this?
A. set the CPU time per call in the users profile
B. set the CPU time per session in the users profiles
C. set the TIMED_STATISTICS parameter to TRUE in the parameter fi
le
D. set the CPU levels for the users' group using Resource Manager
Answer: D

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