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Oracle database 10g:Administration I Sample Questions:

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

2. View the Exhibit.
Which statement regarding the dept and emp tables is true?

A) When you delete a row from the dept table, automatically the corresponding rows are deleted from the emp table.
B) When you delete a row from the dept table, automatically the corresponding rows are updated with null values in the emp table.
C) When you delete a row from the emp table, you would receive a constraint violation error.
D) When you delete a row from the emp table, automatically the corresponding rows are deleted from the dept table.
E) When you delete a row from the dept table, you would receive a constraint violation error.
F) When you delete a row from the emp table, automatically the corresponding rows are updated with null values in the dept table.

3. View the Exhibit.
The DBA creates a new user as follows:
SQL> CREATE USER manfus IDENTIFIED BY manfus TEMPORARY TABLESPACE
temp;
User manfus creates a table as follows:
SQL> CREATE TABLE material(id NUMBER(3));
In which tablespace will the material table be created?

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

4. You execute the following set of commands to create a database user and to grant the system privileges in your production environment.
SQL> CREATE USER user01 IDENTIFIED BY oracle DEFAULT TABLESPACE tbs1 TEMPORARY TABLESPACE temp
PROFILE default
/
SQL> GRANT create session, create table TO user01;
While executing the command to create a table, the user gets the following error message and the CREATE TABLE.. command fails.
ERROR at line 1:
ORA-01950: no privileges on tablespace
What could be the possible reason for this error message?

A) The tablespace TBS1 is full.
B) The user does not have sufficient privileges to create table on the default permanent tablespace.
C) The user does not have quota on the TBS1 tablespace.
D) The user does not have sufficient system privileges to create table in the TBS1 tablespace.
E) The user is not the owner of the SYSTEM tablespace.

5. 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) bitmap
B) function based
C) reverse key
D) B-tree

Solutions: