單項(xiàng)選擇題

You noticed that large memory allocations for the Oracle backup and restore operations are causing a performance overhead on the shared pool. Which memory structure would you configure to avoid this performance overhead？（）

A. recycle buffer cache
B. large pool
C. streams pool
D. keep buffer cache
E. redo log buffer

你可能感興趣的試題

From the V$SESSION_LONGOPS view， you find that some of the database users have long-running queries that consume a lot of CPU time. This 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 file
D. set the CPU levels for the users’ group using Resource Manager

多項(xiàng)選擇題

You lost the index tablespace in your database. You decided to re-create the index tablespace and the indexes in the tablespace. What methods can you use to re-create the indexes？（）

A. SQL scripts
B. Recovery Manager （RMAN） script
C. Data Pump
D. SQL*Loader
E. Flashback database

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You noticed that large memory allocations for the Oracle backup and restore operations are causing a performance overhead on the shared pool. Which memory structure would you configure to avoid this performance overhead？（）

你可能感興趣的試題

You lost the index tablespace in your database. You decided to re-create the index tablespace and the indexes in the tablespace. What methods can you use to re-create the indexes？（）

You noticed that large memory allocations for the Oracle backup and restore operations are causing a performance overhead on the shared pool. Which memory structure would you configure to avoid this performance overhead？（）

You lost the index tablespace in your database. You decided to re-create the index tablespace and the indexes in the tablespace. What methods can you use to re-create the indexes？（）