56.View Exhibit1 and Exhibit2 to examine the current memory allocation and parameter settings, respe

最新推荐文章于 2016-08-01 23:37:24 发布

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本文探讨了在Automatic Shared Memory Management (ASMM)启用的情况下，为何针对shared pool及buffer cache不再提供顾问建议的原因。文章指出，在ASMM模式下，这些内存区域会自动调整大小，因此无需额外的人工干预。

56.View Exhibit1 and Exhibit2 to examine the current memory allocation and parameter settings,

respectively.

Why are advisors not available for the shared pool and the buffer cache?
A.because the DB_CACHE_ADVICE parameter is set to OFF
B.because Automatic Memory Management (AMM) is disabled for the database instance
C.because Automatic Shared Memory Management (ASMM) is enabled for the database instance
D.because the values for the DB_CACHE_SIZE and SHARED_POOL_SIZE parameters were not set initially
答案：C
题目说为什么shared pool 和 the buffer cache没有提供建议，从图中可以看出由于启用了asmm，所以share pool和buffer cache不需要
进行调整，他们会动态调整