Oracle 1Z0-048 : 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. Which initialization parameter would you use for each RAC instance to make sure that each listener on each RAC node is aware of the load of all the others?

A) REMOTE_DEPENDENCIES_MODE "
B) REMOTEJJSTENER
C) LOCALJJSTENER
D) PREFER LEAST LOADED NODE <listener-name>

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

3. You are creating a database in your RAC implementation. You are using the DBCA to create the database, and you selected the Raw Devices Mapping file on one of the screens of the DBCA. What is the reason for selecting this file?

A) You want to configure an ASM diskgroup containing raw devices.
B) You want the DBCA to bind the partitions to raw devices.
C) You want to provide the DBCA with a list of all the storage devices that are currently bound to a raw interface.
D) You want to set the appropriate raw partition for each database file.

4. Which two views can be used to identify SQL statements affected by interconnect latencies in your RAC environment? (Choose two.)

A) the VJSQL view
B) the VJSQL CURSOR view
C) the VJSQLTEXT view
D) the VJSQLAREA view
E) the V$SQL_PLAN view

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

Solutions: