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Oracle 1Z0-048 Exam Syllabus Topics:

Oracle Database 10g R2: Administering RAC Sample Questions:

1. Which two statements regarding Oracle Clusterware are correct? (Choose two.)

A) The installation of Oracle Clusterware is not necessary if you have already installed vendor-specific clusterware.
B) The Oracle Database 10g CRS stack is compatible with Oracle 9i Group Services (GSD) processes.
C) The Oracle9i srvConfig.loc file still exists for backward compatibility in Oracle Database 10g.
D) The Oracle Database 10g version of the srvConfig.loc file is the ocr.loc file.

2. You defined the HR service using the following command:
srvctl add service -d RACDB -s HR -r RAC02.RAC03 -a RAC01
After a while, you realize that there is a workload peak on the HR service, and you decide to temporarily start HR on the RAC04 instance.
Which command or series of commands would you use to start HR on RAC04?

A) srvctl modify service -d RACDB -s HR -i RAC02.RAC03.RAC04 -a RAC01
B) srvctl remove service -d RACDB -s HR Srvctl add service -d RACDB -s Hr-r RAC02.RAC03.RAC04 -a RAC01 srvctl start service -d RACDB -s HR
C) srvctl remove service -d RACDB -s HR Srvctl add service -d RACDB -s Hr-r RAC02.RAC03.RAC04 -a RAC01
D) srvctl modify service -d RACDB -s HR -i RAC02.RAC03.RAC04 -a RAC01 srvctl stop service -d RACDB -s HR srvctl start service -d RACDB -s HR
E) srvctl start service -d RACDB -s HR -i RAC04

3. Your company asked you to implement RAC to enhance the scalability and availability of the database that you manage. Your coworker suggested that you use ASM as the only storage option. However, you implemented RAC with Automatic Storage Management (ASM) as well as OCFS as storage options. What are the reasons for implementing both OCFS and ASM as storage options? (Choose all that apply.)

A) You want to avoid keeping Oracle binaries on local storage.
B) You do not want to use raw devices to store voting and OCR files.
C) You do not want to store any file other than voting and OCR files in ASM.
D) You want to use the Oracle Managed Files (OMF) feature but that is not supported by ASM.
E) You require OCFS to store archive log files because ASM does not support these files.

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

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

5. Read the following statements about the ASM and OCFS file systems:
1) t is compatible with Oracle 9i and Oracle 10g.
2) t is one of the solutions for managing Oracle binaries in a RAC environment.
3) t relies on storage hardware or host-based RAID functionality to support high availability.
4) t is a shared storage file system designed to eliminate the need for raw partitions to store
certain files.
5) t is has integrated volume management with superior extent-based striping and mirroring.
6) t is a cluster file system with a volume manager built into the Oracle 10g kernel to manage
Oracle database files.
Identify the correct grouping where Group A represents true statements about ASM and Group B
represents true statements about OCFS.

A) 2 3,4 Group
B) 1 3,4 Group B: 3 4,5
C) Group
D) 3 4 Group
E) 1 5,6
F) Group A: 5 6 Group B: 1 2,3,4
G) 1 2,5,6
H) Group
I) Group

Solutions: