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Oracle database 10g:Administration I Sample Questions:

1. Which two statements about Flashback Query are true? (Choose two.)

A) It helps in row-level recovery from user errors.
B) The database has to be opened with the resetlogs option after performing Flashback Query.
C) It fails when undo data pertaining to the transaction is overwritten.
D) It can be performed to recover ALTER TABLE statements
E) It is generated by using the redo log files.

2. Your database is not configured for session failover. Your tnsnames.ora file contains the following details:
test.us.oracle.com= (DESCRIPTION= (ADDRESS_LIST= (LOAD_BALANCE=off) (FAILOVER=ON) (ADDRESS=(PROTOCOL=tcp)(HOST=test1-server)(PORT=1521)) (ADDRESS=(PROTOCOL=tcp)(HOST=test2-server)(PORT=1521)))
(CONNECT_DATA=(SERVICE_NAME=test.us.oracle.com)))
Which feature is enabled in this case?

A) Load balancing
B) Connect-time failover
C) Database failover
D) Instance failover
E) Transparent Application Failover (TAF)

3. You want to set up the Oracle Database 10g installation to follow the French language, with France as the territory, and the date to be displayed in French for all users' sessions. Which environmental variable would you set to achieve this objective?

A) NLS_TERRITORY
B) NLS_LENGTH_SEMANTICS
C) NLS_CHARACTERSET
D) NLS_LANGUAGE
E) NLS_NCHAR_CHARACTERSET
F) NLS_LANG
G) NLS_DATE_LANGUAGE

4. User SCOTT executes the following command on the EMP table but has not issued COMMIT, ROLLBACK, or any data definition language (DDL) command:
SQL> SELECT job FROM emp
2 WHERE job='CLERK' FOR UPDATE OF empno;
SCOTT has opened another session to work with the database. Which three operations would wait when issued in SCOTT's second session? (Choose three.)

A) INSERT INTO emp(empno,ename) VALUES (1289,'Dick');
B) SELECT job FROM emp WHERE job='CLERK' FOR UPDATE OF empno;
C) DELETE FROM emp WHERE job='MANAGER';
D) LOCK TABLE emp IN EXCLUSIVE MODE;
E) LOCK TABLE emp IN SHARE MODE;

5. While running the Oracle Universal Installer on a Unix platform to install Oracle Database 10g software, you are prompted to run orainstRoot.sh script. What does this script accomplish?

A) It modifies the Unix kernel parameters to match Oracle's requirement.
B) It creates the base directory.
C) It creates the Inventory pointer file.
D) It creates the Oracle user for installation.
E) It creates the pointer file.

Solutions: