是中国“导弹之父”。A．李四光B．钱三强C．钱学森D．华罗庚

You are using a recovery catalog to maintain Recovery Manager (RMAN) backup information for yourproduction database. You have registered your production database and are performing regular backups.Because of a new requirement you have added a few new tablespaces to your production database and youwant them to be included in backups.Identify two options for completing this task. （）(Choose two.)

A. Reregistering the target database in recovery catalog

B. Transporting the new tablespaces to the recovery catalog database

C. Syncronizing the recovery catalog with the target database control file

D. Performing a fresh backup of the target database to include the new data files in the catalog database

A. New channels for restore and recovery tasks

B. New name for the data files of the tablespace

C. Auxiliary name for the data files of the tablespace

D. Auxiliary destinations for an auxiliary set of data files

You are using recovery Manager (RMAN) with a recovery catalog to backup up your production database. The backups and the archived redo log files are copied to a tape drive on a daily basis. The database was open and transactions were recorded in the redo logs. Because of fire in the building you lost your servers having the production database and the recovery catalog database.The archive log files generated after the last backup are intact on one of the remote locations. While performing a disaster recovery of the production database what is the next step that you must perform after restoring the data files and applying archived redo logs？（）

A. Open the database in NORMAL mode

B. Open the database in read-only mode

C. Open the database in RESTRICTED mode

D. Open the database with the RESETLOGS option

In Recovery Manager (RMAN), you are taking image copies of the data files of your production database and rolling them forward at regular intervals. You attempt to restart your database. After a regular maintenance task, you realize that one of the data files that belongs to the USERS tablespace is damaged and you need to recover the data file by using the image copy. Because a media failure caused the data file to be damaged, you want to place the d ata file in a different location while restoring the file.Which option must you consider for this task？（）

A. using only the RMAN SWITCH command to set the new location for the data file

B. placing the database in the MOUNT state for the restore and recovery operations.

C. using an RMAN RUN block with the SET NEWNAME and then the SWITCH command.

D. configuring two channels: one for the restore operation and the other for the recovery operation

A. It is used to restart the router.

B. It is used to bypass the configuration in NVRAM.

C. It is used to enter ROM Monitor mode.

D. It is used to view the lost password.

E. It is used to save the changes to the configuration.

o/r 0x2142

What is the purpose of this command？

A．It is used to restart the router.

B．It is used to bypass the configuration in NVRAM.

C．It is used to enter ROM Monitor mode.

D．It is used to view the lost password.

E．It is used to save the changes to the configuration.

A: Fill it up with regular gasoline, please. B: ______

A．Thank you. Should I take a look at your battery？

B．Not at all. Do you want me to check the tire？

C．Sure. Should I check your radiator？

D．All right. But your windshield is too dirty.

A.boot -s

B.boot -r

C.boot single

D.boot recovery

You are using recovery Manager (RMAN) with a recovery catalog to backup up your production database. The backups and the archived redo log files are copied to a tape drive on a daily basis. The database was open and transactions were recorded in the redo logs. Because of fire in the building you lost your servers having the production database and the recovery catalog database.The archive log files generated after the last backup are intact on one of the remote locations.While performing a disaster recovery of the production database what is the next step that you must perform after restoring the data files and applying archived redo logs？（）

A. Open the database in NORMAL mode

B. Open the database in read-only mode

C. Open the database in RESTRICTED mode

D. Open the database with the RESETLOGS option