Oracle Database 10g R2: Administering RAC: 1Z0-048 Exam
"Oracle Database 10g R2: Administering RAC", also known as 1Z0-048 exam, is a Oracle Certification. With the complete collection of questions and answers, PrepAwayPDF has assembled to take you through 150 Q&As to your 1Z0-048 Exam preparation. In the 1Z0-048 exam resources, you will cover every field and category in Other Oracle Certification Certification helping to ready you for your successful Oracle Certification.
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Oracle 1Z0-048 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Performance and Tuning | - Load balancing and failover - Monitoring RAC performance - Troubleshooting performance issues |
| Oracle RAC Architecture | - Cluster fundamentals and components - Cache Fusion and interconnect communication - Shared storage concepts |
| Installation and Configuration | - Installing Oracle Clusterware - Installing RAC database software - Preparing RAC environment |
| Cluster and Database Administration | - Managing RAC instances - Backup and recovery in RAC - Services configuration and management |
| High Availability Concepts | - RAC recovery scenarios - Failover mechanisms |
Oracle Database 10g R2: Administering RAC Sample Questions:
Which three statements about patching Oracle products in a clustered environment are true? (Choose three.)
- A. The Oracle Universal Installer (OUI) is cluster-aware and able to manage patches on all nodes in your cluster.
- B. OUI manages patches in a clustered environment only if a shared ORACLEJHOME is employed.
- 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.
Correct Answer: A,C,D 🗳️
Which three statements about deleting instances from a RAC database on a UNIX platform are true? (Choose three.)
- A. To delete an instance, start the DBCA on the node that hosts the instance that you want to delete.
- B. To delete an instance, start the DBCA on a node other than the node that hosts the instance that you want to delete.
- C. During a delete operation, the DBCA removes the instance and the instance Oracle Net configurationDuring a delete operation, the DBCA removes the instance and the instance? Oracle Net configuration.
- D. The DBCA can be used to delete an instance from a RAC database.
Correct Answer: B,C,D 🗳️
Which three types of events can you trap using server-side callouts? (Choose three.)
- A. Shadow application service up
- B. Service cardinality low
- C. Service member down
- D. EM Agent down
- E. Listener down
- F. Oracle instance up
- G. DB Console down
Correct Answer: A,C,F 🗳️
Your network administrator wants to know why you need extra IP addresses for your Oracle Real Applications Cluster now that you are upgrading from OracleSi to Oracle 10g. Which four statements would you use to explain to your network administrator the reason for requiring extra IP addresses? (Choose four.)
- A. The VIP addresses must be on the same subnet as the public host network addresses.
- B. Database clients should connect to a RAC database using VIPs for the best High Availability solution.
- C. The VIPs are used to prevent connection request timeouts during client connection attempts.
- D. The VIPs are used to circumvent network timeouts on the Cluster Interconnect.
- E. The VIPs should be registered in the DNS.
- F. The VIPs should not be registered in the DNS.
- G. A VIP would notify its client when a failure occurs.
- H. A VIP would always accept a connection from a client.
Correct Answer: A,B,C,E 🗳️
You observe a high number of gc current failure on your RAC system. What could be causing this issue?
- A. You are not using the correct private interconnect.
- B. Too much parsing is occurring on your system.
- C. There is too much contention on the High Water Mark enqueue of your tables.
- D. Too much manual locking is occurring.
Correct Answer: A 🗳️
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