单项选择题
To accomplish user-managed backup for the USERS tablespace， you issued the following command to put the database in backup mode：
SQL> ALTER TABLESPACE users BEGIN BACKUP；
While copying the file to the backup destination a power outage caused the instance to te minate abnormally.
Which statement is true about the next database startup and the USERS tablespace？（）
A. The database will open，and the tablespace automatically comes out of the backup mode.
B. The database will be mounted，and recovery must be performed on the USERS tablespace.
C. The database will be mounted，and data files in the USERS tablespace must be taken out of the backup mode.
D. The database will not be mounted，and you must restore all the data files for the USERS tablespace from the backup，and perform recovery.
相关考题
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多项选择题
Youaremanaginga24*7database.Thebackupstrategyforthedatabaseistoperformuser-managedbackups.Identifytwoprerequisitestoperformthebackups.（）
A. The database must be opened in restricted mode.
B. The database must be configured to run in ARCHIVELOG mode.
C. The tablespaces are required to be in backup mode before taking the backup.
D. The tablespaces are required to be in read-only mode before taking the backup -
单项选择题
Examine the following scenario： -Database is running in ARCHIVELOG mode. -Complete consistent backup is taken every Sunday. -On Tuesday the instance terminates abnormally because the disk on which control files are located gets corruptedThe disk having active online redo log files is also corrupted. The hardware is repaired and the paths for online redo log files and control files are still valid. Which option would you use to perform the recovery of database till the point of failure？（）
A. Restore the latest whole backup，perform complete recovery，and open the database normally
B. Restore the latest whole backup，perform incomplete recovery，and open the database with the RESETLOGS option.
C. Restore the latest backups control file，perform complete recovery，and open the database with the RESETLOGS option.
D. Restore the latest backup control file，perform incomplete recovery using backup control file，and open the database with the RESETLOG option. -
多项选择题
IdentifythechannelsettingsthatcanbeperformedusingtheCONFIGURECHANNELorALLOCATECHANNELcommandsinRMAN？（）
A. Limiting the input/output （I/O） bandwidth consumption
B. Specifying the size of backup sets and backup pieces
C. Specifying vendor-specific information for a media manager
D. Specifying the parallelism for backup and restore operations
