Oracle 1Z0-042 Valid Test : Oracle database 10g:Administration I

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Oracle 1Z0-042 Exam Syllabus Topics:

Oracle database 10g:Administration I Sample Questions:

1. User A executes the following command to update the TRANS table:
SQL> UPDATE B.trans SET tr_amt=tr_amt+500 WHERE c_code='C005';
Before user A issues a COMMIT or ROLLBACK command, user B executes the following
command on the TRANS table:
SQl> ALTER TABLE trans MODIFY (tr_type VARCHAR2(3));
What would happen in this scenario?

A) The ALTER TABLE command waits until user A ends the transaction.
B) The transaction for user A is rolled back.
C) The ALTER TABLE command modifies the column successfully.
D) The ALTER TABLE command fails due to the resource being busy.

2. You created a response file and want to check it before starting installations in silent mode. You started installation of Oracle software in interactive mode by providing the response file. In the middle of the installation, you realize that the behavior of the Oracle Universal Installer (OUI) is not consistent with the response file. What action would you take to detect the cause of this behavior?

A) Compare the contents of the install.log file with the response file.
B) Refer to the alert log file for information regarding the actions performed by OUI during installation.
C) Compare the contents of the installActions.log file with that of the response file.
D) Refer to the contents of the oraInst.loc file to verify the steps performed by OUI.

3. Your database is running under automatic undo management and the UNDO_RETENTION parameter is set to 900 sec. You executed the following command to enable retention guarantee:
SQL> ALTER TABLESPACE undotbs1 RETENTION GUARANTEE;
What effect would this statement have on the database?

A) The extents containing committed data in the undo tablespace are not overwritten until the instance is shut down.
B) The extents which no longer contain uncommitted data in the undo tablespace are not overwritten for at least15 minutes.
C) The extents containing committed data in the undo tablespace are never overwritten.
D) The extents in undo tablespace retain data until the next full database backup.

4. Which two statements are true about the roles in the Oracle database? (Choose two.)

A) Roles are owned by the SYS user.
B) A role can contain both system and object privileges.
C) Roles can be granted to other roles.
D) A role can be granted to itself.
E) A role cannot be assigned external authentication.

5. In your database, the snapshot interval is set to 10 minutes for the Automatic Workload Repository (AWR). The database instance is running for the past 30 days.
View the Exhibit to examine the Automatic Database Diagnostic Monitor (ADDM) task.
The ADDM task is performed every 10 minutes, except the last task. What could be the reason for this?

A) The snapshot retention period for the AWR was increased before the last task.
B) The STATISTICS_LEVEL initialization parameter was changed to BASIC and reset to TYPICAL before the last task.
C) The optimizer statistics was collected manually by using the DBMS_STATS package before the last task.
D) The optimizer statistics for few objects in the database were locked before the last task.

Solutions: