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Oracle database 10g:Administration I Sample Questions:

1. You require the Oracle server to manage the undo segments and space among various active sessions automatically. You created an undo tablespace, UNDO_TBS1, in your database. Which two additional steps would you perform to achieve this? (Choose two.)

A) Enable the retention guarantee for the undo tablespace.
B) Set the UNDO_TABLESPACE parameter to UNDO_TBS1.
C) Create an initial undo segment in the undo tablespace.
D) Set the UNDO_MANAGEMENT initialization parameter to AUTO.
E) Set the UNDO_RETENTION parameter to 900 or more.

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

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

3. You are working on the 24X7 database with high transaction volume, to ensure faster instance recovery on your database you set the FAST_START_MTTR_TARGET initialization parameter to a very low value. What effect it will have on the database?

A) The redo log files would be get filled more frequently.
B) The overall database performance would be degraded.
C) The mean time to recover (MTTR) would be increased.
D) The database performance would be enhanced.

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

5. The SAVE_AMT column in the ACCOUNTS table contains the balance details of customers in a bank. As part of the year-end tax and interest calculation process, all the rows in the table need to be accessed. The bank authorities want to track access to the rows containing balance amounts exceeding $200,000, and then send an alert message to the administrator. Which method would you suggest to the bank for achieving this task?

A) performing standard database auditing to audit SQL statements with granularity level set to ACCESS
B) implementing value-based auditing by using triggers
C) implementing fine-grained auditing with audit condition and event handler
D) performing standard database auditing to audit object privileges by setting the AUDIT_TRAIL parameter to EXTENDED

Solutions: