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Oracle 1Z0-048 Exam Syllabus Topics:

Oracle Database 10g R2: Administering RAC Sample Questions:

Question 1

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

Question 2

Which four statements contain accurate information regarding RAC VIPs and application VIPs? (Choose four.)

A. It is not recommended to share a RAC VIP among several database instances.
B. A failed over application VIP does accept new connections.
C. A failed over RAC VIP does accept new connections.
D. A RAC VIP fails over if the listener fails.
E. It is recommended to share a RAC VIP among several database instances.
F. An application VIP fails over if the associated application fails over.
G. It is not recommended to share an application VIP among several applications.
H. It is recommended to share application VIPs among multiple applications.

Question 3

You decide to implement a Dataguard configuration for your RAC installation to support your disaster recovery architecture. There are two instances on the primary and two on the physical standby. Which are the two appropriate settings for the DG_BROKER_CONFIG_FILE1 and DG_BROKER_CONFIG_FILE2 initialization parameters? (Choose two.)

A. DG_BROKER_CONFIG_FILE1 set to a nonshared location for each primary database instance and DG_BROKER_CONFIG_FILE2 set to a shared location for each primary database instance on the primary database cluster.
B. DG_BROKER_CONFIG_FILE1 set to a location shared between each primary database instance and DG_BROKER_CONFIG_FILE2 set to a different location shared between each primary database instance on the primary database cluster.
C. DG_BROKER_CONFIG_FILE1 set to the same shared location shared between the first instance of both the primary and the standby databases.
D. DG_BROKER_CONFIG_FILE1 set to a location shared between each standby database instance and DG_BROKER_CONFIG_FILE2 set to a different location shared between each standby database instance on the standby database cluster.
E. DG_BROKER_CONFIG_FILE1 set to a nonshared location for each secondary database instance and DG_BROKER_CONFIG_FILE2 set to a shared location for each secondary database instance on the secondary database cluster.
F. DG_BROKER_CONFIG_FILE2 set to the same shared location for the second instance of both the primary and the standby databases.

Question 4

Your company requires that certain database systems be made continuously available because there are revenue-earning applications using Oracle databases. You already use RAC; it is a requirement for the applications to have continuous read and write access to all schema objects in the database during routine DBA maintenance activities. Which three technologies would you recommend for minimizing planned downtime for the application caused by unavailability of data due to those activities? (Choose three.)

A. Rolling Release Upgrades
B. Hardware-Assisted Resilient Data
C. Bigfile Tablespaces
D. Fast Start Fault Recovery
E. Online Table Redefinition
F. Online Index Rebuild

Question 5

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. Change the VIP addresses in DNS and the cluster would pick up the new addresses automatically.
B. Reinstall the Oracle Clusterware layer of your cluster.
C. 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.
D. Stop all VIP-dependent components on all cluster nodes, make the necessary changes in DNS, and then restart all VIP-dependent components.
E. Change the VIP addresses on the cluster using SRVCTL while the cluster is fully functional.

Solutions: