You want to perform an RMAN backup of database as a copy. Which two factors will you consider while performing the backup operation？（）

A.if

B.as

C.unless

D.provided

A. Set the BACKUP_TAPE_IO_SLAVES parameter to FALSE

B.Set the BACKUP_TAPE_IO_SLAVES parameter to TRUE

C. Use compression when performing tape backups

D. Configure multiple SBT channels

ace Point in Time Recovery (TSPITR). But before you start the recovery, you queried the TS_PITR_OBJECTS_TO_BE_DROPPED view and realized that there are a large number of objects that would be dropped when you start the recovery by using this method.You want to preserve these objects.Which option must you use to perform TSPITR and preserve the object？（）

A. Perform Export before TSPITR and Import after TSPITR

B. Move objects to another schema that has the same tablespace assigned

C. Perform Incomplete Recovery before TSPITR with the Log Sequence Number (LSN)

D. Perform Incomplete Recovery before TSPITR with the System Change Number (SCN)

A. ALTER DISKGROUP data CHECK;

B. ALTER DISKGROUP data CHECK DISK;

C. ALTER DISKGROUP data CHECK FILE;

D. ALTER DISKGROUP data CHECK DISK IN FAILURE GROUP 1;

that uses user managed backups. You want to be able to perform all backups while the database remains online.Which statement about performing user-managed backups in a 24x7 environment is true？（）

A. You must have change tracking enabled in your database

B. Your database must be running in NOARCHIVELOG mode

C. To back up a tablespace, it must be in backup mode

D. To back up a tablespace, it must first be taken offline

g1. Folder Redirection is enabled for the users‘ MyDocuments folders.A user named Peter deletes all the files and folders in his My Documents folderbefore he leaves TestKing. Peter‘s manager asks you to recover documents. You donot know if Peter made modifications to the permissions on the files.You need to restore Peter‘s My Documents folder so that his manager can access thefiles. You want to achieve this goal by using the minimum amount of administrativeeffort.What should you do？（）

A. Perform a default restoration.

B. Run the Automated System Recover (ASR) wizard.

C. Perform a restoration, and enable the Restore security option.

D. Perform a restoration, and disable the Restore security option

re that minimum network bandwidth is consumed while transferring the backups to the tape device. The current consumption of your CPU is approximately 40 percent.Which type of backup should you perform？（）

A. standard backup set

B. image copy

C. compressed backup

D. user-managed backup

A. The backup as copy can only be taken to disk

B. The backup as copy can only be taken to tape

C. Backup can be performed only when the instance is shutdown

D. Backup will constitute all used and unused blocks in the database

A.Use the command PURGE BINARY LOGS and specify a binary log file name or a date and time to remove unused files

B.Execute the PURGE BINARY LOGE NOT USED command

C.Remove all of the binary log files that have a modification date earlier than today

D.Edit the .index file to remove the files you want to delete

E.Ensure that none of the attached slaves are using any of the binary logs you want to delete

PLOYEES table already contains records of 100 employees. Now, you want to enter the phone numbers of each of the 100 employees into the table. Some of the employees may not have a phone number available. Which data manipulation operation do you perform？ （）

A. MERGE

B. INSERT

C. UPDATE

D. ADD

E. ENTER

F. You cannot enter the phone numbers for the existing employee records.