Automatic Shared Memo

题目

Automatic Shared Memory Management is disabled for your database instance. You realize that thereare cases of SQL statements performing poorly because of repeated parsing activity, resulting indegradation of performance.  What would be your next step to improve performance? ()

  • A、Run the SQL Access Advisor.
  • B、Run the Memory Advisor for the sga.
  • C、Run the Memory Advisor for the pga.
  • D、Run the Memory Advisor for the shared pool.
  • E、Run the Memory Advisor for the buffer cache.
参考答案和解析
正确答案:D
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相似问题和答案

第1题:

术语翻译:Weight memo()


正确答案: 重量单

第2题:

显示第一个字符为“A”的内存变量的命令是()

  • A、LIST MEMO LIKE ?
  • B、LIST MEMO LIKE A*
  • C、LIST MEMO LIKE A?
  • D、LIST MEMO

正确答案:B

第3题:

Which two initialization parameters would you set to enable Automatic Shared Memory Management?()

A. set SHARED_POOL_SIZE to zero

B. set STATISTICS_LEVEL to BASIC

C. set SGA_TARGET to a non-zero value

D. set DB_CACHE_SIZE to a non-zero value

E. set STATISTICS_LEVEL to TYPICAL or ALL


参考答案:A, C

第4题:

SORT_AREA SIZE and HASH_AREA_SIZE parameters are ignored in some of the user sessions. What could be the reason?()

  • A、The User Global Area (UGA) is not configured.
  • B、The sessions were started using the login name SYS.
  • C、The sessions are running in the Automatic Shared Memory Management mode.
  • D、The sessions are running in the automatic Program Global Area (PGA) memory management mode.

正确答案:D

第5题:

Which statement is true about the Manageability Monitor (MMON) background proces()

  • A、It transfers statistics from memory to disk at regular intervals.
  • B、It coordinates the rebalance activity for disk groups when ASM is used.
  • C、It communicates with the Automatic Storage Management (ASM) instance on behalf of the databaseinstance.
  • D、It performs dynamic memory management when Automatic Shared Memory Management is enabledfor the database instance.

正确答案:A

第6题:

下面对Memo组件Memo1操作正确的语句是()

  • A、Memo1.Clear"";
  • B、Memo1.Lines := ’ Test ’;
  • C、Memo1.Lines.Add(123456)
  • D、Memo1.Lines.Delete(1);

正确答案:D

第7题:

Which background process does Automatic Shared Memory Management use to coordinate the sizing of memory components?()

  • A、PMON
  • B、SMON
  • C、MMNL
  • D、MMAN
  • E、MMON

正确答案:D

第8题:

You are upgrading to the Oracle 10g Database and will use the Automatic Shared Memory Management feature of the Oracle 10g Database. Which background process serves as the SGA memory broker that  coordinates the sizing of the memory components?()  

  • A、 MMAN
  • B、 PMON
  • C、 MMON
  • D、 MMNL

正确答案:A

第9题:

Which two initialization parameters would you set to enable Automatic Shared Memory Management?()

  • A、 set SHARED_POOL_SIZE to zero
  • B、 set STATISTICS_LEVEL to BASIC
  • C、 set SGA_TARGET to a non-zero value
  • D、 set DB_CACHE_SIZE to a non-zero value
  • E、 set STATISTICS_LEVEL to TYPICAL or ALL

正确答案:A,C

第10题:

You are enabling the Automatic Shared Memory Management feature in the Oracle Database 10g to ensure that the important memory structures of the System Global Area (SGA) are automatically adjusted depending on the database workload. You are using Enterprise Manager 10g to enable this feature. You are currently on the Administration tab page.  Which two links should you click to go to the Memory Advisor page?()

  • A、 Advisor Central
  • B、 Global Attributes
  • C、 Resource Monitors
  • D、 Memory Parameters
  • E、 Database Usage Statistics
  • F、 All Initialization Parameters
  • G、 Automatic Workload Repository

正确答案:A,C

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