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1. After running SQL
Performance Analyzer (SPA), you observe a few
regressed SQL statements in the SPA output. 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 shows that 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
3.A batch workload that historically completed in the maintenance
window between 10:00 PM and midnight is currently showing poor
performance and completing at 2 AM.
To help in the diagnosis of the performance degradation, the senior DBA
in your organization asks you to execute the awrddrpt.sql script to
produce a Compare Periods report.
Which two statements are true about the report produced by this script?
(Choose two.)
A. It is refreshed automatically based on the moving window baseline.
B. It compares details between any two selected time periods of the same
duration.
C. It normalizes the statistics by the amount of time spent on the
database for each time period.
D. It compares details between two consecutive time periods of the same
or different durations and is refreshed every 60 minutes.
Answer: BC
Related Exams:
1Z0-108
- Oracle-WebLogic-Server-10g-System-Administration
1z0-600 -
99-product-knowledge-Exam
1z0-140 -
oracle9i-forms-developer:new-features
1Z0-109 -
Oracle-WebLogic-Server-10g-Developer
1z0-043 -
oracle-database-10g:administration-ii
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