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Oracle Oracle Database 11g: Performance Tuning 1Z0-054
Exam Number/Code : 1Z0-054
Exam Name : Oracle Database 11g: Performance Tuning
One year free update
Once failed,100% refund
Questions and Answers : 192Q&As
Update Time : 2013-12-31
Price : $79.00
Exam Number/Code : 1Z0-054
Exam Name : Oracle Database 11g: Performance Tuning
One year free update
Once failed,100% refund
Questions and Answers : 192Q&As
Update Time : 2013-12-31
Price : $79.00
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1. After running SQL Performance Analyzer (SPA), you observe a few regressed SQL statementsin the
SPAoutput. Identify the two actions that you would suggest for these regressed SQL statements.
(Choose two.)
A.Running SQL Access Advisor
B.Adding them to SQL Plan Baseline
C.Submitting them to SQL Tuning Advisor
D.Running Automatic Database Diagnostic Monitor (ADDM)
ANSWER: BC
1. After running SQL Performance Analyzer (SPA), you observe a few regressed SQL statementsin the
SPAoutput. Identify the two actions that you would suggest for these regressed SQL statements.
(Choose two.)
A.Running SQL Access Advisor
B.Adding them to SQL Plan Baseline
C.Submitting them to SQL Tuning Advisor
D.Running Automatic Database Diagnostic Monitor (ADDM)
ANSWER: BC
2. You are working on an online transaction processing (OLTP) system. You detected free buffer waits
events for your database instance running in a machine that has multiple CPUs. You increased the
database buffer cache size as the first step. After a few hours of work on the database, further
investigation showsthat the same event is being recorded.
What would be your next step to avoid this event in future?
A. Decrease the value of the DBWR_IO_SLAVES parameter.
B. Set the USE_INDIRECT_DATA_BUFFERS parameter to TRUE.
C. Increase the value of the DB_WRITER_PROCESSES parameter.
D. Increase the value of the DB_FILE_MULTIBLOCK_READ_COUNT parameter.
ANSWER: C
events for your database instance running in a machine that has multiple CPUs. You increased the
database buffer cache size as the first step. After a few hours of work on the database, further
investigation showsthat the same event is being recorded.
What would be your next step to avoid this event in future?
A. Decrease the value of the DBWR_IO_SLAVES parameter.
B. Set the USE_INDIRECT_DATA_BUFFERS parameter to TRUE.
C. Increase the value of the DB_WRITER_PROCESSES parameter.
D. Increase the value of the DB_FILE_MULTIBLOCK_READ_COUNT parameter.
ANSWER: C
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