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

2. The ST_INFO master table has millions of rows that are updated very rarely. It has a STATE_CODE column that contains the value for 25 states. The table is frequently queried on the STATE_CODE column. Which type of index would you suggest to improve the query performance?

A) function based
B) bitmap
C) B-tree
D) reverse key

3. Which two database operations can be performed at the MOUNT stage of database startup? (Choose two.)

A) renaming of data files
B) multiplexing of control files
C) configuring the database in ARCHIVELOG mode
D) renaming of control files
E) dropping the database user

4. The junior DBA in your organization has accidentally deleted the alert log file. What will you do to create new alert log file?

A) You have to recover the alert log file from the valid backup.
B) Change the value for the BACKGROUND_DUMP_DEST parameter.
C) Create the new text file file as ALERT.LOG.
D) No action required.The file would be created automatically by the instance.

5. Your database is configured with the following parameters related to SGA:
SGA_TARGET=256MB
SHARED_POOL_SIZE=32MB
DB_CACHE_SIZE=100MB
LARGE_POOL_SIZE=0
JAVA_POOL_SIZE=0
STREAMS_POOL_SIZE=0
Which two statements are true about the configuration? (Choose two.)

A) 124 MB (256 minus 132) of memory is available for use by all the manually sized components.
B) 124 MB (256 minus 132) of memory is available for use by all the manually and automatically sized components.
C) The SGA_TARGET value cannot be sized smaller than 100 MB.
D) The shared pool and the default buffer pool will not be sized bigger than 32 MB and 100 MB, respectively.
E) The shared pool and the default buffer pool will not be sized smaller than 32 MB and 100 MB, respectively.

Solutions: