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Oracle database 10g:Administration I Sample Questions:

1. After being hired as a database administrator, you find that there is only one database that
is functional and that is being accessed by the applications. You want to create a replica of the database, to be used for testing purposes. What is the best method to create the replica?

A) use DBCA to create a template from the existing database to contain the database structure and then manually copy the data using Oracle Data Pump
B) use DBCA to create a template from the existing database to contain the database structure with data files and then use the same template to create the database in the new location
C) create a database by using CREATE DATABASE .. command and manually copy the data
D) use Database Configuration Assistant (DBCA) to create a template from the existing database to contain the database structure

2. While planning to manage more than one database in your system, you perform the following activities:
1.Organize different categories of files into independent subdirectories.
2.Use consistent naming convention for database files.
3.Separate administrative information pertaining to each database.
Which option corresponds to the type of activities performed by you?

A) Oracle Managed Files
B) Oracle Grid Architecture
C) Optimal Flexible Architecture
D) Oracle database architecture

3. You executed the following command to export the EMPLOYEES table from a remote machine:
$ EXPDP hr/[email protected]
DUMPFILE=my_dir:exp_hr.log
LOGFILE=data_pump_dir:log_hr.log
TABLES=employees
What would be the outcome of this command?

A) The command fails with an error because no absolute path is specified for log file and dumpfile.
B) The command fails with an error because DATA_PUMP_DIR directory have higher precedence over the per-file directory.
C) The command would execute successfully. But log file would not be created as DATA_PUMP_DIR directory is only accessible to user with SYSDBA privilege.
D) The command would execute successfully and the export dump file would be created in the destination of the directory object MY_DIR.

4. The HR user creates a view with this command:
SQL> CREATE VIEW emp_v AS SELECT * FROM scott.emp;
Now HR wants to grant the SELECT privilege on the EMP_V view to the JIM user. Which statement is true in this scenario?

A) HR needs the SELECT privilege on the EMP table with GRANT OPTION from SCOTT for this operation.
B) HR can grant the privilege to JIM because HR is the owner of the view.
C) HR can grant the privilege to JIM but without GRANT OPTION.
D) SCOTT has to grant the SELECT privilege on the EMP table to JIM before this operation.

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

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

Solutions: