You issued the following statement：   SQL>ALTER DATABASE ENABLE RESUMABLE TIMEOUT n；   What will be the result of issuing the above statement？（）A、The command will not execute successfully because TIMEOUT is an invalid clause with the ALTER DATABASE ENABL

第1题：

You execute a command to resize a data file， sales.dbf， of size 200 MB in your database： ALTER DATABASE DATAFILE ’/remorse/sales.dbf’ RESIZE 150M；  Which statement is true about this command（）

• A、The command must be issued in MOUNT state.
• B、The command succeeds only if the data file is offline.
• C、The command must be issued when the database is in the archivelog mode.
• D、The command succeeds if no extent in the tablespace is currently allocated above the 150 MB boundary of the file.

第2题：

You want to enable resumable space allocation at the instance level. Which two actions would enable resumable space allocation at the instance level？（） 

• A、 issuing the ALTER SYSTEM ENABLE RESUMABLE；statement
• B、 issuing the ALTER SESSION ENABLE RESUMABLE；statement
• C、 modifying the RESUMABLE_TIMEOUT initialization parameter to a nonzero value
• D、 issuing the ALTER SYSTEM SET RESUMABLE_TIMEOUT=；statement

第3题：

Your Oracle10g database contains a table with a TIMESTAMP TO LOCAL TIME ZONE column. There are about two hundred column values for the column. You issued the following statement：   SQL> ALTER DATABASE SET TIME_ZONE =’Europe/London’；   What will be the result of issuing the above statement？（）

• A、 The statement will be executed successfully， and a new time zone will be set for the database.
• B、 The statement will be executed successfully， but a new time zone will not be set for the database.
• C、 The statement will not be executed successfully because the SET TIME_ZONE clause can be used only with the ALTER SESSION statement.
• D、 The statement will not be executed successfully because the ALTER DATABASE SET TIME_ZONE statement is used only when the database contains no table with the TIMESTAMP TO LOCAL TIME ZONE column.

第4题：

You have configured OMF in your database. You enabled the ALTER DATABASE ENABLE BLOCK CHANGE TRACKING； statement to enable the block change tracking feature.  What information will be written in the change tracking file？（）

• A、 the system change number
• B、 the locations of the redo log files
• C、 the locations of the datafiles
• D、 the physical location of all the database changes

第5题：

You execute the following command to enable a session in resumable mode：  SQL> ALTER SESSION ENABLE RESUMABLE TIMEOUT 60；  What is the impact of a timeout on the statements being suspended？（） 

• A、The statements remain suspended for at least 60 seconds.
• B、The statements are suspended for 60 seconds and then they are executed.
• C、The suspended statements error out if the problem is not rectified within 60 seconds.
• D、The statements are automatically suspended 60 seconds after an error is received， and then attempt toexecute normally again.

第6题：

You are maintaining your database in Oracle10g. You want to store the information about the backup of the database in the control file. You issue the following statement：    SQL>ALTER SYSTEM SET CONTROL_FILE_RECORD_KEEP_TIME=400；    What is the outcome of this statement？ （）

• A、 The statement will not execute successfully.
• B、 The statement will execute successfully， and the backups metadata will be maintained in the control file for 400 days
• C、 The statement will execute successfully， and the backups metadata will be maintained in the recovery catalog for 400 days.
• D、 Backups will be deleted from the media after 400 days.

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第13题：

You issued the following statement：  SQL> ALTER DATABASE BACKUP CONTROLFILE TO TRACE；  What will be the result of issuing the statement？（）  

• A、 The control file will be multiplexed.
• B、 The control file will be recreated.
• C、The script containing the CREATE CONTROLFILE statement will be created.
• D、 The binary backup of the control file will be created.

第14题：

You want to enable resumable space allocation at the instance level.Which two actions would enable resumable space allocation at the instance level? （）(Choose two.)

• A、issuing the ALTER SYSTEM ENABLE RESUMABLE; statement
• B、issuing the ALTER SESSION ENABLE RESUMABLE; statement
• C、modifying the RESUMABLE_TIMEOUT initialization parameter to a nonzero value
• D、issuing the ALTER SYSTEM SET RESUMABLE_TIMEOUT=; statement

第15题：

You issued the following statement in your SQL*Plus session：   SQL>ALTER SESSION ENABLE RESUMABLE TIMEOUT 600；   Which operation is neither suspended nor resumed using the Automatic Resumable Allocation feature in your database？（）

• A、 creating a table in your schema and you exceed your allocated space quota on the tablespace
• B、 executing a long query that involves a sort operation and the statement runs out of temporary space
• C、 loading data into tables by using the SQL*Loader and the number of extents in the table reaches the maximum limit
• D、 creating a table in a dictionary-managed tablespace with an explicit MAXEXTENTS setting which results in an out of space error

第16题：

You created the ORDERS table in your database by using the following code：   SQL> CREATE TABLE ORDERS （ORDER_DATE TIMESTAMP（0） WITH TIME ZONE）；   Then， you inserted data in the ORDERS table and saved it by issuing the following statements：SQL> INSERT INTO ORDERS VALUES（’18-AUG-00 10：26：44 PM America/New_York’）；   SQL> INSERT INTO ORDERS VALUES（’23-AUG-02 12：46：34 PM America/New_York’）；   SQL> COMMIT；   Next， you issued the following statement to change the time zone for the database：   SQL> ALTER DATABASE SET TIME_ZONE=’Europe/London’；   What will be the result of executing the above statement？（）  

• A、 The statement will fail.
• B、 The statement will be executed successfully， and the new time zone will be set for the database.
• C、 The statement will be executed successfully， but the new time zone will be set for the current session.
• D、The statement will be executed successfully， but the new time zone will neither be set for the database nor for a specific session.

第17题：

You discover an out-of-space condition in the database. You decide to suspend a session for five minutes. You issue the following command to suspend the session：   ALTER SESSION ENABLE RESUMABLE；   Which command could you issue to enable the resumable space allocation feature at the session level？（）  

• A、 ALTER SESSION ENABLE RESUMABLE_TIMEOUT = 5；
• B、 ALTER SYSTEM ENABLE RESUMABLE_TIMEOUT = 5；
• C、 ALTER SESSION ENABLE RESUMABLE_TIMEOUT = 300；
• D、 ALTER SYSTEM ENABLE RESUMABLE TIMEOUT = 300；

第18题：

Which is the correct command to put the database in ARCHIVELOG mode？（）  

• A、 alter database archivelog
• B、 alter system enable archivelog mode
• C、 alter database enable archive
• D、 alter database archivelog enable
• E、 None of the above

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