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Oracle 1Z0-048 Exam Overview:

Oracle 1Z0-048 Exam Syllabus Topics:

Oracle Database 10g R2: Administering RAC Sample Questions:

1. You decide to implement Fast Start Failover for your RAC Data Guard configuration to improve your high availability strategy. Which are the two valid locations for the DG Broker configuration files? (Choose two.)

A) on the local storage at the observer location
B) on the shared storage at the primary location
C) on the shared storage at the standby location
D) on the storage that is shared between the observer location and at least one of the instances that is part of the data guard configuration
E) on the shared storage at the observer location

2. Which three statements about patching Oracle products in a clustered environment are true? (Choose three.)

A) OUI manages patches in a clustered environment only if a shared ORACLEJHOME is employed.
B) The Oracle Universal Installer (OUI) is cluster-aware and able to manage patches on all nodes in your cluster.
C) The OUI automatically manages the patch installation progress, including the copying of files to remote nodes, just as it does with the CRS and database binary installations.
D) OUI prevents potentially destructive concurrent patch installations through the use of Inventory List Locks.

3. You are running a two-instance database with six redo log groups defined and decide to add a third thread to support a third database instance on the third node of the cluster. Which three commands would you issue to achieve this using command line administration? (Choose three.)

A) ALTER SYSTEM ENABLE THREAD 3;
B) ALTER SYSTEM ADD LOGFILE THREAD 3 GROUP 8;
C) ALTER DATABASE ENABLE THREAD 3;
D) ALTER DATABASE ADD LOGFILE THREAD 3 GROUP 8;
E) ALTER DATABASE ADD LOGFILE THREAD 3 GROUP 7;
F) ALTER SYSTEM ADD LOGFILE THREAD 3 GROUP 7;

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

5. The maximum number of redo threads for a database from 10g R2 is

A) determined by the maxthreads setting
B) determined by the number of nodes in the cluster
C) determined by the maxinstances setting
D) determined by the maxlogfiles setting
E) not limited because the control file can extend for more thread records if required to

Solutions: