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Oracle Database 10g R2: Administering RAC Sample Questions:

1. After a failed cluster database creation process, you realize that the contents of the OCR does not
match the current cluster configuration anymore. Before you started the database creation
process, you created a logical backup of the OCR, and now you want to use this logical backup to
bring the OCR contents in sync with the current cluster configuration.
Which commands would you use and in which order to accomplish this task?
1 OCRCONFIG -REPAIR (on the local cluster node only)
2 OCRCONFIG -REPAIR (on all cluster nodes)
3 OCRCONFIG -RESTORE <path name>
4 OCRCONFIG -IMPORT <path name>
5 CRSCTL STOP CRS (on the local cluster node only)
6 CRSCTL STOP CRS (on all cluster nodes)
7 OCRCONFIG -SHOWBACKUP
8 CRSCTL START CRS (on the local cluster node only)
9 CRSCTL START CRS (on all cluster nodes)

A) 7,6,4,9.
B) 7,6,3,9.
C) 7,6,3,2,9.
D) 6,3,9.
E) 6,4,9.
F) 5,3,8.
G) 5,4,8.

2. On a UNIX platform, which three processes are required to be running on all nodes before initiating a cluster database creation? (Choose three.)

A) ocssd.bin
B) crsd.bin
C) racgmon.bin
D) evmd.bin

3. Which three statements about patching Oracle products in a clustered environment are true? (Choose three.)

A) OUI manages patches in a clustered environment only if a shared ORACLEJHOME is employed.
B) OUI prevents potentially destructive concurrent patch installations through the use of Inventory List Locks.
C) The Oracle Universal Installer (OUI) is cluster-aware and able to manage patches on all nodes in your cluster.
D) The OUI automatically manages the patch installation progress, including the copying of files to remote nodes, just as it does with the CRS and database binary installations.

4. You have a three-tier architecture for your application, which uses an Oracle RAC database and a middle tier that uses Oracle Application Server with Java programming, using JDBC as the standard. There are three RAC services defined, and four instances in the database are using ASM as the cluster file system. Connection pools are also used. Which three features of Fast Application Notification would be beneficial in your environment, and which choices for your application would you recommend? (Choose three.)

A) Load Balancing Advisory FAN events to control ASM I/O workload
B) Load Balancing Advisory FAN events to control workload per instance for each service
C) the continuous availability of services due to FAN events
D) ODP.Net connection pool
E) JDBC Implicit Connection Cache
F) the App Server Up and Down FAN event notifications

5. Which statement is true regarding undo management in a RAC environment?

A) It is possible to store undo tablespaces on nonshared disks.
B) You cannot mix automatic undo management and manual undo management.
C) A RAC database contains one undo tablespace shared by all instances.
D) A RAC database must have defined only one undo tablespace for each instance.

Solutions: