单项选择题
You are maintaining the SALES database of a company. You have never backed up the USERS tablespace that is currently offline. On Sunday， you issued the following commands：
CONFIGURE DEFAULT DEVICE TYPE TO sbt；
CONFIGURE BACKUP OPTIMIZATION ON；
CONFIGURE RETENTION POLICY TO REDUNDANCY 3；
From Monday to Saturday， you performed the following actions：
Day Action
Monday BACKUP DATABASE
Tuesday BACKUP DATABASE
Wednesday BACKUP DATABASE
Thursday BACKUP DATABASE
Friday BACKUP DATABASE
Saturday BACKUP DATABASE
How many times will the backup of the USERS tablespace be performed？（）
A. The backup will not be performed at all.
B. three times
C. four times
D. six times
相关考题
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单项选择题
Youareperformingabackupofyourdatabaseacrossthenetwork.Whiletakingthebackup，youwanttosavespaceonthestoragemediaandreducethenetworkbandwidth.Whichcommandwillyouissuetoconfiguretherequiredtypeofbackup？（）
A. CONFIGURE DEVICE TYPE TO sbt BACKUP TYPE TO BACKUPSET；
B. CONFIGURE DEVICE TYPE TO disk BACKUP TYPE TO COPY；
C. CONFIGURE DEVICE TYPE TO sbt BACKUP TYPE TO COMPRESSED BACKUPSET；
D. CONFIGURE DEVICE TYPE TO sbt BACKUP TYPE TO COMPRESSED COPY； -
单项选择题
You have issued the following command： RMAN>CONFIGURE RETENTION POLICY TO RECOVERY WINDOW OF 100 DAYS； What will be the result of using the above command？（）
A. The backup metadata will be maintained in the control file for 100 days.
B. The backup metadata will be maintained in the recovery catalog for 100 days.
C. The backup metadata will be maintained in the flash recovery area for 100 days.
D. After 100 days， the backup sets and image copies will be deleted from the media. -
单项选择题
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.
