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| Section | Objectives |
|---|---|
| Performance and Troubleshooting | - Diagnosing RAC interconnect and cache fusion issues - RAC performance tuning and monitoring |
| Oracle Real Application Clusters Architecture | - Clusterware components and architecture - RAC instance architecture and Cache Fusion |
| Installation and Configuration | - RAC database creation and configuration - Oracle Clusterware installation and setup |
| Administration and Maintenance | - Node management and cluster administration - Service management and workload balancing |
| Storage Management | - Shared storage configuration and best practices - Automatic Storage Management (ASM) in RAC |
| High Availability and Recovery | - Failover and recovery mechanisms in RAC - Backup and recovery strategies in clustered environments |
1. You want check whether the group services node application is running on all the nodes in your cluster before you create a cluster database. Which utility can you use to make sure the node application is running on all nodes in the cluster?
A) onsctl
B) crsctl
C) crs_stat
D) Isnrctl
E) addnode.sh
2. 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) 1158
B) 5561
C) 4889
D) 1521
E) 3938
3. 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) Load Balancing Advisory FAN events to control ASM I/O workload
C) Load Balancing Advisory FAN events to control workload per instance for each service
D) JDBC Implicit Connection Cache
E) the continuous availability of services due to FAN events
F) ODP.Net connection pool
4. 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 DATABASE ADD LOGFILE THREAD 3 GROUP 7;
C) ALTER SYSTEM ADD LOGFILE THREAD 3 GROUP 7;
D) ALTER DATABASE ADD LOGFILE THREAD 3 GROUP 8;
E) ALTER DATABASE ENABLE THREAD 3;
F) ALTER SYSTEM ADD LOGFILE THREAD 3 GROUP 8;
5. According to the Maximum Availability Architecture, which case is best?
A) Run two identical sites with a primary RAC database on the first site, and only a RAC physical standby database on the second site.
B) Run two identical sites with a primary RAC database on the first site, and RAC physical and logical standby databases on the second site.
C) Run two identical sites with a primary RAC database on the first site, and non-RAC physical and logical standby databases on the second site.
D) Run two identical sites with a primary RAC database on the first site, and only a RAC logical standby database on the second site.
Solutions:
| Question # 1 Answer: C | Question # 2 Answer: D | Question # 3 Answer: C,D,E | Question # 4 Answer: B,D,E | Question # 5 Answer: B |
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