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Oracle database 10g:Administration I Sample Questions:

1. You want to monitor and control the resource usage by sessions. You want to be warned automatically when more than 100 sessions are opened with your database. What action would you take to achieve this?

A) Use the Database Resource Manager.
B) Modify the SESSIONS initialization parameter.
C) Set the limits in the profiles used by users.
D) Set the warning threshold for the Current Logons Count metric.

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

3. Which two statements are true about a bitmap index? (Choose two.)

A) Updating the key column locks the whole bitmap segment that contains the bit for the key value to be updated.
B) It can be converted to a B-tree index by using the ALTER INDEX command.
C) It is recommended for the columns that have unique values.
D) It has a bitmap segment for each distinct value in the key column, containing a string of bits in which each bit represents the presence or absence of a key column value.

4. You backed up the control file to trace. Which statement is true about the trace file generated?

A) The trace file is an image copy of the control file created during the backup of the control file.
B) The trace file is in binary format.
C) The trace file is a backup set created during the backup of the control file.
D) The trace file contains the instructions to manually re-create the control file.
E) The trace file has a SQL script to re-create the control file.

5. Which two are valid locking levels that are used by transactions in an Oracle database? (Choose two.)

A) database level
B) object level
C) block level
D) schema level
E) row level

Solutions: