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Oracle database 10g:Administration I Sample Questions:

1. You are creating a locally managed tablespace to meet the following requirements:
All the extents should be of the same size.
The data should be spread across two data files.
A bitmap should be used to record the free space within the allocated extents.
Which three options would you choose? (Choose three.)

A) create the tablespace as bigfile tablespace
B) create the tablespace as smallfile tablespace
C) use the RESIZE clause while creating the tablespace
D) set segment space management to Automatic
E) specify extent allocation as Automatic
F) set PCTFREE and PCTUSED to 50
G) specify extent allocation as Uniform

2. Data files of which three tablespaces can be recovered by performing an open recovery? (Choose three.)

A) SYSTEM
B) UNDO
C) INDEX
D) TEMP
E) SYSAUX

3. Examine the following commands executed in your database:
SQL> ALTER SESSION RECYCLEBIN=ON;
Session altered
SQL> CREATE TABLE emp TABLESPACE tbsfd AS SELECT * FROM hr.employees;
Table created.
Further, you executed the following command to drop the table:
SQL> DROP TABLE emp; Table dropped.
What happens in this scenario?

A) The table is renamed and remains in the TBSFD tablespace.
B) The table is moved to the SYSAUX tablespace.
C) The table is moved to the SYSTEM tablespace.
D) The table is removed from the database permanently.

4. Your database is started by using the server parameter file (SPFILE). You issued this command to change the value of the LOG_BUFFER initialization parameter:
ALTER SYSTEM SET LOG_BUFFER=24M SCOPE=BOTH;
What would be the outcome of this command?

A) The command would return an error because LOG_BUFFER is a static parameter.
B) The parameter value would be changed and it would come into effect immediately.
C) You need to restart the database so that parameter changes can come into effect.
D) The command would succeed only if initialization parameter LOG_ARCHIVE_MAX_PROCESS is set to value 2.

5. Which two statements are true about the primary key constraint in a table? (Choose two.)

A) It is possible to have more than one primary key constraint in a single table.
B) It is not possible to disable the primary key constraint.
C) The primary key constraint can be referred by only one foreign key constraint.
D) The non-deferrable primary key constraint creates an unique index on the primary key column if it is not already indexed.
E) The primary key constraint can be imposed by combining more than one column.

Solutions: