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READ Free Dumps For Oracle- 1z0-062





Question ID 2358

The following parameter are set for your Oracle 12c database instance:
OPTIMIZER_CAPTURE_SQL_PLAN_BASELINES=FALSE OPTIMIZER_USE_SQL_PLAN_BASELINES=TRUE
You want to manage the SQL plan evolution task manually. Examine the following steps:
1.    Set the evolve task parameters.
2.    Create the evolve task by using the DBMS_SPM.CREATE_EVOLVE_TASK function.
3.    Implement the recommendations in the task by using the DBMS_SPM.IMPLEMENT_EVOLVE_TASK function.
 
Oracle 1z0-062 Exam
4.    Execute the evolve task by using the DBMS_SPM.EXECUTE_EVOLVE_TASK function.
5.    Report the task outcome by using the DBMS_SPM.REPORT_EVOLVE_TASK function.
Identify the correct sequence of steps:
 

Option A

A. 2,    4,    5    
 

Option B

B. 2,    1,    4,    3, 5
 

Option C

C. 1,    2,        3,        4,    5
 

Option D

D. 1,    2,    4,    5
 

Correct Answer B
Explanation


Question ID 2359

In a recent Automatic Workload Repository (AWR) report for your database, you notice a high number of buffer busy waits. The database consists of locally managed tablespaces with free list managed segments.
On further investigation, you find that buffer busy waits is caused by contention on data blocks. Which option would you consider first to decrease the wait event immediately?
 

Option A

A.    Decreasing PCTUSED
 

Option B

B.    Decreasing PCTFREE
 

Option C

C.    Increasing the number of DBWN process
 

Option D

D.    Using Automatic Segment Space Management (ASSM)

 

Option E

E.    Increasing db_buffer_cache based on the V$DB_CACHE_ADVICE recommendation

Correct Answer D
Explanation

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