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Oracle database 10g:Administration I Sample Questions:

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

2. View the Exhibit.
Your Oracle 10g database has 6 tablespaces in which:
-TEMP is the default temporary tablespace
-UNDOTBS1 is the default undo tablespace
-USERS is the default permanent tablespace
In this database, which three tablespaces can be made offline? (Choose three.)

A) UNDOTBS1
B) SYSTEM
C) SYSAUX
D) USERS
E) PROD
F) TEMP

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

4. You executed the STARTUP MOUNT command to start your database. For which database operation do you need to start the database in the MOUNT state?

A) re-creating the control files, after you lost all the control files in your database
B) dropping a tablespace in your database
C) dropping a user in your database
D) renaming the control files
E) enabling or disabling redo log archiving

5. You have a large amount of historical data in an operating system file. Some analysts in your organization need to query this data. The file is too large to load into your current database. Which is the most effective method to accomplish the task?

A) Give analysts DBA privilege, so that they can query DBA_EXTERNAL_TABLES.
B) Upgrade the hardware/memory to accommodate the data.
C) Load the data into your database by using the PARALLEL clause.
D) Use an external table so you can have the metadata available in your database, but leave the data in the operating system files.

Solutions: