试题详情
- 单项选择题 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.
- A
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