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Oracle 1Z0-048 Exam Syllabus Topics:

Oracle Database 10g R2: Administering RAC Sample Questions:

Question 1

After migrating from a 10g R1 cluster to 10g R2, you decide to multiplex your voting disk. Which are the two ways in which you can accomplish this task? (Choose two.)

A. You must add additional voting disks offline.
B. You should not use symbolic links.
C. You may use the VIPCA utility to add new voting disks.
D. You can add additional voting disks online.
E. You may use the command:
crsctl add ess votedisk <new voting disk path>

Question 2

The maximum number of redo threads for a database from 10g R2 is

A. determined by the maxinstances setting
B. determined by the maxlogfiles setting
C. determined by the maxthreads setting
D. not limited because the control file can extend for more thread records if required to
E. determined by the number of nodes in the cluster

Question 3

Which three statements are correct regarding ASM instances in a RAC environment? (Choose three.)

A. ASM instances must all have the same value for ASM_DISKSTRING.
B. ASM instances can mount different sets of disk groups.
C. ASM instances must all have the same value for ASM DISKGROUPS.
D. ASM instances can use different values for ASM_POWER_LIMIT.
E. ASM instances recognize their disks by looking at their headers.

Question 4

In which directory should you put your callout scripts on your RAC nodes?

A. $ORACLE_HOME/opmn/conf/
B. $ORA_CRS_HOME/opmn/conf/
C. JORACLE_HOME/racg/usrco/
D. $ORA_CRS_HOME/racg/usrco/

Question 5

View the Exhibit, which displays a portion of an ADDM report from a RAC database. Which three statements are true? (Choose three.)

A. The ADDM report output reveals a "hot block" condition.
B. The Findings Path section indicates that the Cluster wait class is consuming a significant proportion of the database time.
C. A LOCK TABLE statement is causing excessive inter-instance messaging.
D. The SQL statement with the ID dqsu2hwys8rcf was executed 40000 times

Solutions: