1Z0-053
单选题You want to enable automatic PGA memory management in your database. Which setting is required to achieve this？（）ASet MEMORY_TARGET to zeroBSet the STATISTICS_LEVEL parameter to BASICCSet the WORKAREA_SIZE_POLICY parameter to MANUALDSet the PGA_AGGREGA
题目
Set MEMORY_TARGET to zero
Set the STATISTICS_LEVEL parameter to BASIC
Set the WORKAREA_SIZE_POLICY parameter to MANUAL
Set the PGA_AGGREGATE_TARGET parameter to nonzero value
相似问题和答案
第1题：
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.
正确答案:B,D
第2题：
Automatic Shared Memory Management is disabled for your database instance. You realize that there arecases of SQL statements performing poorly because of repeated parsing activity， resulting in degradation ofperformance. 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
正确答案:D
第3题：
A. Set MEMORY_TARGET to zero
B. Set the STATISTICS_LEVEL parameter to BASIC
C. Set the WORKAREA_SIZE_POLICY parameter to MANUAL
D. Set the PGA_AGGREGATE_TARGET parameter to nonzero value
第4题：
By setting the value of MEMORY_TARGET to zero and setting the value of SGA_TARGET to a nonzero value， you will enable which of the following memory-management options？（）
- A、 Automatic PGA Memory Management
- B、 Automatic SGA Memory Management
- C、 Automatic Shared Memory Management
- D、 Automatic Memory Management
- E、 Manual SGA Memory Management
- F、 None of the above
正确答案:C
第5题：
For Oracle 11g， Oracle strongly recommends that you configure your database to use which of the following memory-management features？（）
- A、 Automatic PGA Memory Management
- B、 Automatic SGA Memory Management
- C、 Automatic Shared Memory Management
- D、 Automatic Memory Management
- E、 Manual SGA Memory Management
- F、 None of the above
正确答案:D
第6题：
You specify a nonzero value for the MEMORY_TARGET initialization parameter，but do not set the PGA_AGGREGATE_TARGET or the SGA_TARGET parameters. You restart your database instance. Which statement about the result is true？（）
- A、 The database instance starts，and Oracle sets the default value of SGA_TARGET to the same value as SGA_MAX_SIZE
- B、 The database instance starts，and Oracle automatically tunes memory and allocates 60 percent to the SGA and 40 percent to the PGA
- C、 The database instance starts，but Automatic Memory Management is disabled
- D、 The database instance will not start because you did not specify the PGA_AGGREGATE_TARGET or SGA_TARGET parameter
正确答案:B
第7题：
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.
正确答案:D
第8题：
A. You cannot specify MEMORY_TARGET if you explicitly specify SGA_TARGET or PGA_AGGREGATE_TARGET values that are greater than zero in your parameter file.
B. Oracle can reallocate memory between the SGA and PGA automatically as needed.
C. To use Automatic Memory Management, you must explicitly set both the MEMORY_TARGET and MEMORY_MAX_TARGET parameters in your parameter file.
D. You can set the MEMORY_TARGET parameter to a maximum value of the current SGA size plus the current PGA size.
第9题：
In Oracle 11g，by default which one of the following conditions implicitly enables Automatic PGA Memory Management？（）
- A、 Setting a nonzero value for SGA_TARGET
- B、 Configuring Automatic Shared Memory Management
- C、 Configuring Automatic Memory Management
- D、 Setting a nonzero value for SGA_MAX_SIZE and PGA_AGGREGATE_TARGET
- E、 None of the above
正确答案:B
第10题：
You cannot specify MEMORY_TARGET if you explicitly specify SGA_TARGET or PGA_AGGREGATE_TARGET values that are greater than zero in your parameter file.
Oracle can reallocate memory between the SGA and PGA automatically as needed.
To use Automatic Memory Management, you must explicitly set both the MEMORY_TARGET and MEMORY_MAX_TARGET parameters in your parameter file.
You can set the MEMORY_TARGET parameter to a maximum value of the current SGA size plus the current PGA size.