Oracle 11gocmu

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Oracle 11gocmu Exam Syllabus Topics:

Oracle Database 11g Certified Master Upgrade Sample Questions:

1. The Automatic Database Diagnostic Monitor (ADDM) analysis runs every 60 minutes on your database. Your database is facing a series of interrelated problems over a period of two hours. You need to ensure that the ADDM analysis is run over a time span of two hours in future. What would you do?

A) Create two custom ADDM tasks.
B) Create a new scheduler window for a time period of two hours.
C) Modify the AWR snapshot time interval to two hours.
D) Modify the Automatic Workload Repository (AWR) snapshot retention period to two hours.

2. You plan to control the sessions performing a huge number of I/O operations. Your requirement is to kill the session when it exceeds a specified number of I/Os. Which statement describes a solution to the above?

A) Add directives to the Automatic Database Diagnostic Monitor (ADDM).
B) Set a threshold for the default system-defined moving window baseline.
C) Implement the database resource manager to add the SWITCH_IO_REQS and SWITCH_GROUP directives.
D) Modify the profile for the targeted users for which control needs to be imposed.

3. Which of these formats represents the correct hierarchy for the ADR?

A) <diagnostic_dest>/rdbms/diag/<dbname>/<instname>
B) <diagnostic_dest>/diag/rdbms/<dbname>/<instname>
C) <diagnostic_dest>/diag/rdbms/<instname>/<dbname>
D) None of the above

4. A database is running in ARCHIVELOG mode and regular backups are performed. A user receives the following error message:

Which is the recommended sequence of operations you need to perform for the query successfully?

A) Take the affected datafile offline (if not already offline), restore the damaged image of the datafile, and then bring it online.
B) Drop the affected tablespace, re-create the tablespace, restore the datafiles, and the tablespace.
C) Put the database in RESTRICTED mode, restore all the datafiles in the affected datafile and recover the tablespace, and then put the database in normal operational mode.
D) Restart the database in MOUNT mode, restore the damaged datafile, recover the datafile and then open the database with resetlogs.

5. The OPTIMIZER_USE_PLAN_BASELINES parameter is set to TRUE. The optimizer generates a plan for a SQL statement but does not find a matching plan in the SQL plan baseline. Which two operations are performed by the optimizer in this scenario? (Choose two.)

A) The optimizer adds the new plan to the plan history.
B) The optimizer adds the new plan to the SQL plan baseline but not in the ENABLED state.
C) The optimizer costs each of the accepted plans in the SQL plan baseline and picks the one with the lowest cost.
D) The optimizer selects the new plan for the execution of the SQL statement.
E) The optimizer adds the new plan to the SQL plan baseline as an accepted plan.

Solutions: