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Oracle 1Z0-048 Exam Syllabus Topics:

Oracle Database 10g R2: Administering RAC Sample Questions:

1. Your four-node RAC cluster is no longer coping with workloads for one of its databases at peak periods and you decide to add another node to the cluster. The current configuration has two RAC databases, each with four instances with only the second database using ASM as a clustered database file system. ASM is installed in a separate home. Which five steps must you take to add all the software components and processes to the new node before you run DBCAto add database and ASM instances on the new cluster nodes. Do not be concerned with the correct sequence for the steps. (Choose five.)

A) Run addNode.sh in the RDBMS home/oui/bin directory from one of the existing nodes.
B) Run netca from the new node to add a listener to the new node.
C) Run addnode.sh in the Clusterware home/oui/bin directory from one of the existing nodes to define the new node to all existing nodes.
D) Run addnode.sh in the Clusterware home/oui/bin directory from each of the existing nodes once to define the new node to each existing node.
E) Run cluvfy stage -pre crsinst <list of all nodes> from one of the existing nodes to verify the cluster configuration.
F) Run racgons add_config from one of the existing nodes to add the ONS metadata to the OCR.
G) Run addNode.sh in the ASM home/oui/bin directory from one of the existing nodes.

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

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

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

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

4. To install Oracle Database 10g RAC on a UNIX platform, which four directories will you identify for use? (Choose four.)

A) Oracle inventory directory
B) group services directory (GSDJHOME)
C) NET_ADMIN directory
D) Oracle base directory (ORACLE_BASE)
E) Oracle home directory (ORACLE_HOME)
F) CRS home directory (ORA_CRS_HOME)

5. You have migrated your 10g R1 cluster to 10g R2. You wish to create multiple copies of the voting disk. What must you consider when doing this?

A) If multiplexing, two voting disks on independent devices is ideal.
B) If multiplexing, three voting disks on independent devices is ideal.
C) Since ASM is the stated direction of Oracle, ASM is the best storage for voting disks.
D) For the voting disk, it is better to rely on multipathing solutions instead of multiplexing.

Solutions: