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Oracle Database 10g R2: Administering RAC Sample Questions:

1. You decide to change the redo thread of one of your database instances.
Now you have only two threads: thread 1 is currently being used by instance RAC01, and thread 2 is currently being used by instance RAC02.
In which three orders could you perform the following commands to add thread 3 to your
database, and ensure that instance RAC01 is using thread 3? (Choose three acceptable orders.
1 srvctl stop instance -d RACDB -i RAC01
2 ALTER DATABASE ENABLE THREAD 3;
3 ALTER DATABASE ADD LOGFILE THREAD 3 GROUP 6;
4 srvctl start instance -d RACDB -i RAC01
5 ALTER SYSTEM SETthread=3 SCOPE=SPFILE SID='RAC01';
6 ALTER DATABASE ADD LOGFILE THREAD 3 GROUP 5;

A) 6,3,2, 5,1
B) 2,5,1, 4,6
C) 2,6,3, 5,1
D) 3,6,5, 2,1
E) 2,5,1, 4,3
F) 6,3,5, 2,1

2. Which two statements regarding Oracle Clusterware are correct? (Choose two.)

A) The Oracle9i srvConfig.loc file still exists for backward compatibility in Oracle Database 10g.
B) The installation of Oracle Clusterware is not necessary if you have already installed vendor-specific clusterware.
C) The Oracle Database 10g version of the srvConfig.loc file is the ocr.loc file.
D) The Oracle Database 10g CRS stack is compatible with Oracle 9i Group Services (GSD) processes.

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

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

4. Oracle Cluster Registry (OCR) can be recovered on a UNIX platform using which two commands? (Choose two.)

A) cp /app/oracle/product/10.1.0/crs_1/cdata/dbclust01/day. ocr/ocfs/OCR/crs. dbf where /ocfs/OCR/crs. dbf is the cluster registry file
B) ocrconfig -import /u01/logical_ocr/yesterday.ocr_exp where yesterday. ocr_exp is a logical backup created using the ocrconfig -export command
C) ocrconfig -import /u01/logical_ocr/yesterday.ocr where yesterday.ocr is an automatically generated OCR backup
D) ocrconfig -restore /app/oracle/product/10.1.0/crs_1/cdata/dbclust01/day. ocr where day. ocr is an automatically generated OCR backup

5. 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) crs_stat
B) onsctl
C) addnode.sh
D) crsctl
E) Isnrctl

Solutions: