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Oracle database 10g:Administration I Sample Questions:

1. You specified extent management as local for a tablespace. How will it affect space management in the tablespace?

A) All the extents will be of the same size.
B) Free extents will be managed by the data dictionary tables.
C) The tablespace will be system managed and the users cannot specify the extent size.
D) Bitmap will be used to record free and allocated extents.

2. View the Exhibit, and examine the alert messages.
You added space to the TEST tablespace to bring the space usage below the threshold value.
Which statement is true about the Tablespace Full alert?

A) The alert is automatically cleared and sent to the alert history.
B) The alert is cleared and transferred to the alert log file.
C) The alert appears in Oracle Enterprise Manager Database Control until it is manually cleared.
D) The alert is purged because it is a threshold alert.

3. Your database is functional with peak load for one hour. You want to preserve the performance statistics collected during this period so that they can be used for comparison while analyzing the performance of the database in the future. What action would you take to achieve this task?

A) Set the STATISTICS_LEVEL initialization parameter to ALL.
B) Decrease the snapshot interval in the AWR to collect more number of snapshots during the peak-load period.
C) Set the snapshot retention period in the Automatic Workload Repository (AWR) to zero to avoid the automatic purging of the snapshots.
D) Create a baseline on a pair of snapshots that have the statistics of the peak-load period in the database.

4. View the Exhibit.
Which statement regarding the dept and emp tables is true?

A) When you delete a row from the emp table, automatically the corresponding rows are deleted from the dept table.
B) When you delete a row from the dept table, you would receive a constraint violation error.
C) When you delete a row from the dept table, automatically the corresponding rows are deleted from the emp table.
D) When you delete a row from the emp table, you would receive a constraint violation error.
E) When you delete a row from the emp table, automatically the corresponding rows are updated with null values in the dept table.
F) When you delete a row from the dept table, automatically the corresponding rows are updated with null values in the emp table.

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

Solutions: