Oracle 10g DBA 1Z0-042

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Oracle database 10g:Administration I Sample Questions:

1. View the Exhibit to observe the privileges granted to the MGR_ROLE role. The SCOTT
user has been granted the CONNECT and RESOURCE roles only.
The database administrator (DBA) grants MGR_ROLE to the SCOTT user by using this
command:
SQL> GRANT MGR_ROLE TO SCOTT WITH ADMIN OPTION;
Which statement is true about the SCOTT user after he is granted this role?

A) The SCOTT user can grant the privileges in the MGR_ROLE role to other users but cannot revoke privileges from them.
B) The SCOTT user can grant only the MGR_ROLE role to other users but not the privileges in it.
C) The SCOTT user can grant the privileges in the MGR_ROLE role to other users but not with ADMIN_OPTION.
D) The SCOTT user can grant the MGR_ROLE role and the privileges in it to other users.

2. What is the implication of setting the initialization parameter FAST_START_MTTR_TARGET to 0 in your database?

A) Automatic tuning of checkpoint would be disabled.
B) Checkpoint information would not be written to the alert log file.
C) MTTR Advisor would be disabled.
D) Redo Log Advisor would be disabled.

3. 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 Database Configuration Assistant (DBCA) to create a template from the existing database to contain the database structure
B) 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
C) create a database by using CREATE DATABASE .. command and manually copy the data
D) 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

4. View the Exhibit.
Which statement causes more undo generation?

A) SELECT * FROM emp;
B) INSERT INTO emp VALUES(7999,'JHON','CLERK',7782,'10-MAY-83',1500,NULL,10);
C) DELETE FROM emp WHERE empno=7934;
D) UPDATE emp SET comm=400 WHERE empno=7844;

5. Your database is in NOARCHIVELOG mode. After which two operations you should take the backup of control file ? (Choose two.)

A) dropping a data file from a tablespace
B) adding a new tablespace to the database
C) adding a new user to the database
D) dropping a user from the database
E) dropping a table from the database

Solutions:

Question # 1 Answer: B

Question # 2 Answer: A

Question # 3 Answer: D

Question # 4 Answer: C

Question # 5 Answer: A,B