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Oracle database 10g:Administration I Sample Questions:

1. View the Exhibit to examine the output of the DBA_OUTSTANDING_ALERT view. After 30 minutes, you executed the following command:
SQL> SELECT reason,metric_value FROM dba_outstanding_alerts; REASON METRIC_VALUE
Tablespace [TEST] is [28 perce 28.125 nt] full
What could be the two reasons for the elimination of the other rows in the output? (Choose two.)

A) The threshold alerts related to database metrics are permanently stored in DBA_ALERT_HISTORY but not the threshold alerts related to instance metrics.
B) The threshold alert conditions are cleared.
C) The non-threshold-based alerts are transferred to DBA_ALERT_HISTORY.
D) The threshold alerts are transferred to DBA_ALERT_HISTORY.

2. View the Exhibit to see the structure of the EMPLOYEES and DEPARTMENTS tables.
Your organization plans to dissolve the department with department ID 30. You execute the following command to delete rows from the DEPARTMENTS table: SQL>delete from DEPARTMENTS
where DEPT_ID = 30; The command fails and displays the following error: ERROR at line 1:
ORA-02292: integrity constraint (HR.SYS_C005374) violated - child record found Which two actions would you take to overcome this error? (Choose two.)

A) first, delete all of the rows from EMPLOYEES table and then delete the rows from the DEPARTMENTS table for department id 30
B) alter the foreign key constraint to include the cascade option
C) first, delete rows from the EMPLOYEES table for department id 30 and then delete the rows from the DEPARTMENTS table for department id 30
D) first, drop the DEPARTMENTS table and then delete the rows from the EMPLOYEES table
E) first, drop the EMPLOYEES table and then delete the rows from the DEPARTMENTS table
F) alter the foreign key constraint to include the on delete cascade option

3. 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 Inventory pointer file.
C) It creates the pointer file.
D) It creates the base directory.
E) It creates the Oracle user for installation.

4. You executed the following command to start the database:
SQL> STARTUP ORACLE instance started.
Total System Global Area 281018368 bytes
Fixed Size
789000 bytes
Variable Size
229635576 bytes
Database Buffers
50331648 bytes
Redo Buffers
262144 bytes
ORA-00205: error in identifying controlfile, check alert log for more info
Which view would you query at this stage to investigate this missing control file?

A) V$DATABASE_PROPERTIES
B) V$INSTANCE
C) DBA_CONTROL_FILES
D) V$CONTROLFILE
E) V$CONTROLFILE_RECORD_SECTION

5. Which three pieces of information are considered while deciding the size of the undo tablespace in your database? (Choose three.)

A) the size of the database buffer cache
B) the size of an undo block
C) the value of the UNDO_RETENTION parameter
D) the size of the redo log files
E) undo blocks generated per second

Solutions: