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Oracle Database 10g R2: Administering RAC Sample Questions:

1. Which two statements are true in any RAC environment? (Choose two.)

A) After your redo threads are defined, you cannot add new ones.
B) A redo thread must contain at least two groups of redo log files before it can be enabled.
C) A publicly enabled thread can be used by any instance of your RAC database.
D) A RAC database must contain at most one redo thread for each instance.
E) A RAC database must contain at least two threads of redo log files per instance.

2. View the Exhibit and examine an installation step of Oracle Enterprise Manager Grid Control 10gR2 to manage your RAC installation. You entered the host name but you are not sure about the port number. Thefollowing is the list of port numbers from the host ed-otraclin17b.us.oracle.com:

A) 1521
B) 3938
C) 5561
D) 1158
E) 4889

3. Which three statements regarding the management of Oracle Cluster Registry (OCR) on a UNIX platform are true? (Choose three.)

A) The location of the OCR autobackup can be changed to a shared file system with the ocrconfig -backuploc command.
B) One CRS instance in the cluster automatically creates OCR backups every four hours, at the beginning of each day and of each week.
C) The default target location of each automatically generated OCR backup file is the <CRS Home>/cdata/<cluster name> directory.
D) The OCR autobackups are automatically copied to every ORA_CRS_HOME on each node in the cluster.
E) You can customize the OCR backup frequencies and the number of retained copies.

4. Several steps must be followed to successfully add a node to your cluster database. Assuming that a UNIX platform is used, which of the steps listed below is not correct? (Choose the incorrect step.

A) Configure the OS and hardware for the new node.
B) Add the node to the cluster using the addnode.sh script run from ORA_CRS_HOME.
C) Add the RAC software to the new node using orainstRoot.sh from ORACLEJHOM
D) Add instances via DBC
E) Reconfigure listeners for the new node with netca.

5. To complete a cluster database creation, the DBA must choose the cluster database storage method. Which storage choice is not correct? (Choose the incorrect one.)

A) Raw Devices
B) Standard UNIX file system
C) Supported SAN/NAS storage
D) Automatic Storage Management (ASM)
E) Cluster File System

Solutions:

Question # 1 Answer: B,C

Question # 2 Answer: A

Question # 3 Answer: A,B,C

Question # 4 Answer: C

Question # 5 Answer: B