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Oracle Database 10g R2: Administering RAC Sample Questions:

1. Which two tools will prompt you for the possible creation of ASM instances in a RAC environment? (Choose two.)

A) DBCA
B) VIPCA
C) ASMCMD
D) SRVCTL
E) OUI

2. Which two statements are true regarding high availability in a RAC environment? (Choose two.)

A) You can have multiple RAC instances apply standby redo log files to the standby database.
B) When you have a serious crash of your primary site, Data Guard Broker automatically initiates the failover to the standby site.
C) It is the Data Guard Broker's responsibility to communicate with CRS during a switchover operation to stop and start services according to each Data Guard site role.
D) When you have a serious crash of your primary site, it is your responsibility to initiate the failover to the standby site in case you are not using the Fast-Start Failover feature.
E) Each primary RAC instance must send its redo stream to the same standby RAC instance.

3. Your storage administrator informs you about some disk corruption issues in the disk subsystem where your Oracle Cluster Registry (OCR) is located. Your storage administrator has resolved these corruption issues by applying a patch to the storage subsystem, but to be sure that the OCR is not affected by this problem the administrator wants you to check the integrity of the OCR. How would you do this?

A) There is no easy way to check your OCR for corruptions.
B) You create a physical backup of the OCR by using the OCRCONFIG command, and if this succeeds without errors you know that the OCR is not corrupted.
C) You dump the OCR contents into a text file by using the OCRDUMP command, and if that succeeds without errors you know that your OCR is not corrupted.
D) You create a logical export from the OCR by using the OCRCONFIG command and analyze the export file for errors.
E) You can check whether the OCR is not corrupted by using the OCRCHECK command.

4. What does your client connection do using this connect string?
n et_s e rvi c e_n a m e=
(DESCRIPTION
(LOAD_BALANCE=on)
(ADDRESS=(PROTOCOL=tcp)(HOST=sales1 -svr-vip)(PORT=1521))
(ADDRESS=(PROTOCOL=tcp)(HOST=sales2-svr-vip)(PORT=1521)))
(CONNECT_DATA=(SERVICE_NAME=sales. us. acme, com))

A) It connects you to the least loaded instance.
B) It randomizes its connection request on the available listeners.
C) It connects you to the least loaded node.
D) It connects you to the instance on the least loaded node that currently accepts logins for the SALES.US.ACME.COM service.

5. You are creating a database in your RAC implementation. You are using the DBCA to create the database, and you selected the Raw Devices Mapping file on one of the screens of the DBCA. What is the reason for selecting this file?

A) You want the DBCA to bind the partitions to raw devices.
B) You want to set the appropriate raw partition for each database file.
C) You want to provide the DBCA with a list of all the storage devices that are currently bound to a raw interface.
D) You want to configure an ASM diskgroup containing raw devices.

Solutions: