多項(xiàng)選擇題

You are working in a dedicated server environment. Your database is running in the automatic Program Global Area （PGA） memory management mode.
Which two statements are correct in this scenario？（）

A.The WORK_AREASIZE_POLICY initialization parameter cannot be set to AUTO.
B.The Oracle database automatically controls the amount of PGA memory allotted to SQL work areas.
C.Setting the value of the SGA_TARGET initialization parameter to 0 will disable the automatic PGA memory management.
D.The SORT_AREA_SIZE parameter is ignored by all the sessions running in the automatic PGA memory management mode.

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單項(xiàng)選擇題

Your database is using shared server configuration. Which optional memory structure would you configure to store the User Global Area （UGA） information and improve the shared pool performance？（）

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

單項(xiàng)選擇題

In your running instance， some of the initialization parameters are set as shown below： SGA_MAX_SIZE = 14GB
DB_CACHE_SIZE = 1GB
SHARED_POOL_SIZE = 3GB
STATISTICS_LEVEL = BASIC
PGA_AGGREGATE_TARGET = 0
You plan to enable Automatic Shared Memory Management but you are not able to set SGA_TARGET to a nonzero value. What could be the reason？（）

A.The STATISTICS_LEVEL initialization parameter is set to BASIC
B.The PGA_AGGREGATE_TARGET initialization parameter is set to zero.
C.The SGA_MAX_SIZE initialization parameter is set to less than 20 GB
D.The DB_CACHE_SIZE initialization parameter is set to less than 5 GB
E.The SHARED_POOL_SIZE initialization parameter is set to a nonzero value.

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You are working in a dedicated server environment. Your database is running in the automatic Program Global Area （PGA） memory management mode. Which two statements are correct in this scenario？（）

你可能感興趣的試題

Your database is using shared server configuration. Which optional memory structure would you configure to store the User Global Area （UGA） information and improve the shared pool performance？（）

You are working in a dedicated server environment. Your database is running in the automatic Program Global Area （PGA） memory management mode.
Which two statements are correct in this scenario？（）

Your database is using shared server configuration. Which optional memory structure would you configure to store the User Global Area （UGA） information and improve the shared pool performance？（）