Oracle 1Z0-048 real exam prep : Oracle Database 10g R2: Administering RAC

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Oracle 1Z0-048 Exam Syllabus Topics:

Oracle Database 10g R2: Administering RAC Sample Questions:

1. 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) Bigfile Tablespaces
C) Online Table Redefinition
D) Hardware-Assisted Resilient Data
E) Fast Start Fault Recovery
F) Online Index Rebuild

2. You decide to implement a Data Guard configuration to support a disaster recovery plan for your RAC database. Your primary database has all shared files and the flash recovery area is stored on ASM disk groups. Which three options exist for storing the data guard broker configuration files at the primary location? (Choose three.)

A) must be in the same shared ASM disk group as the Flash Recovery Area if the broker configuration files are stored in ASM disk groups.
B) must be in the same shared ASM disk group as the database data files if the broker configuration files are stored in ASM disk groups
C) can be stored on shared Raw Devices
D) may be stored on any supported cluster file system if a cluster file system is used
E) can be in any shared ASM disk group
F) must be stored on Oracle Cluster File System if a cluster file system is used

3. You need to add a new service to your RAC database, called DBA, to account for all the work done by database administrator sessions performing routine maintenance, to make this visible in the v$service_stats view. The maintenance would be done at quieter times but restricted session is not an option due to round-the-clock access requirements. The database administration team may connect locally or remotely to the RAC database. You decide to use DBCAto create the new service. What must be true to allow client-server connection to the DBA service? (Choose two.)

A) All the listeners must be reloaded using LSNRCTL RELOAD to recognize the dynamically created service.
B) The ALTER SYSTEM REGISTER command must be used to induce PMON to register the service with the listeners.
C) The service must have at least one preferred or available instance that is running and accepting logins.
D) The service must be started using the DBMS_SERVICE.START_SERVICE procedure.
E) The TNSNAMES.ORAfile or a name server must contain the net service entries for the DBA service.
F) The services must be started using the SRVCTL START SERVICE command.

4. After migrating from a 10g R1 cluster to 10g R2, you decide to multiplex your voting disk. Which are the two ways in which you can accomplish this task? (Choose two.)

A) You may use the command:
crsctl add ess votedisk <new voting disk path>
B) You can add additional voting disks online.
C) You must add additional voting disks offline.
D) You should not use symbolic links.
E) You may use the VIPCA utility to add new voting disks.

5. 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) 3938
B) 4889
C) 5561
D) 1158
E) 1521

Solutions: