单项选择题

A. The statement will fail.B. The statement will be exe……

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.

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热门试题

单项选择题Whichstatementmustyouissuetoanalready-runningAutomaticStorageManagement（ASM）instancetopreventdatabaseinstancesfromconnectingtotheASMinstance？（）

A. ALTER SYSTEM KILL SESSION
B. ALTER SYSTEM DISCONNECT SESSION
C. ALTER SYSTEM QUIESCE RESTRICTED
D. ALTER SYSTEM ENABLE RESTRICTED SESSION

单项选择题WhichofthefollowingoptionsistrueaboutshuttingdownanAutomaticStorageManagement（ASM）instance？（）

A. If the SHUTDOWN IMMEDIATE command is issued to the ASM instance， the ASM instance immediately shuts down.
B. If the SHUTDOWN ABORT command is issued to the ASM instance， the ASM instance will shut down all the database instances and then shut down immediately.
C. If the SHUTDOWN NORMAL command is issued to the ASM instance， before shutting down， the ASM instance waits for the dependent database instances to shut down.
D. If the SHUTDOWN TRANSACTIONAL command is issued to the ASM instance， the ASM instance passes the same SHUTDOWN command to the dependent database instances， but does not wait for any active transactions to complete before it shuts down.

单项选择题YouhaveasingleAutomaticStorageManagement（ASM）instancerunningonthenodeonwhichyourOracleDatabase10gresides.WhichASMinstanceinitializationparametersmustbeincludedintheASMinstanceinitializationparameterfile？（）

A. INSTANCE_TYPE
B. DB_UNIQUE_NAME
C. ASM_DISKSTRING
D. ASM_POWER_LIMIT

单项选择题Yourdatabaseisconfiguredonnon-ASMdiskstorage.YouneedtomigrateyourdatabasetoASMdiskstorage.Whichstatementistrueaboutmigratingfromnon-ASMdiskstoragetoASMdiskstorage？（）

A. You can use the operating system utility to migrate from non-ASM disk storage to ASM disk storage.
B. You cannot perform a database backup from non-ASM disk storage to tape and then move it to ASM disk storage.
C. You can use the SWITCH DATABASE TO COPY Recovery Manager （RMAN） command to switch back to non-ASM disk storage if you have not deleted your original datafiles.
D. You cannot use Recovery Manager （RMAN） to migrate from non-ASM disk storage to ASM disk storage if you are not using RMAN for your backup and recovery strategies.

单项选择题You execute the following command to start an Automatic Storage Management （ASM） instance： SQL>STARTUP； In which of the following modes will the ASM instance start？（）

A. OPEN
B. MOUNT
C. NORMAL
D. NOMOUNT