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Oracle Database 10g R2: Administering RAC Sample Questions:

1. View the Exhibit and examine the diagram of the RAC environment implemented on a Linux platform in your company.
As a senior DBA, you have been assigned the task to implement ASM in this environment. You configured the raw devices that you plan to add to the ASM disk group.
How would you create an ASM instance on each node? (Choose all that apply.)

A) by using the oracleasm configure command on both the nodes
B) by using DBCA on all nodes
C) by using Database Configuration Assistant (DBCA) on any one of the nodes
D) by using the oracleasm configure command on any of the nodes
E) by using Oracle Universal Installer (OUI) on any one of the nodes
F) by using the ASMCMD command-line utility on both the nodes

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

3. Which background process communicates load information to its listener?

A) PMON
B) MMON
C) LMON
D) SMON

4. Your company is about to switch from one Internet Service Provider (ISP) to another, and this change of ISP comes along with a whole new set of network addresses. Your job is to change the VIP addresses of your company's Oracle Cluster.
How would you apply this change?

A) Stop all VIP-dependent components on all cluster nodes, make the necessary changes in DNS, and then restart all VIP-dependent components.
B) Stop all VIP-dependent cluster components on one node, make the necessary changes in DNS, change the VIP using SRVCTL, restart all VIP-dependent components, and then perform these steps on al the remaining nodes one at a time.
C) Reinstall the Oracle Clusterware layer of your cluster.
D) Change the VIP addresses in DNS and the cluster would pick up the new addresses automatically.
E) Change the VIP addresses on the cluster using SRVCTL while the cluster is fully functional.

5. After the cluster database has been successfully created, several postinstallation tasks should be completed. Identify three of them. (Choose three.)

A) Verify the Enterprise Manager/Oracle Cluster Registry configuration by running srvctl config database -d db_name.
B) Back up the root.sh script.
C) Initialize the cluster backup procedure.
D) Set up additional required user accounts.
E) Create the ASM instance.

Solutions: