单项选择题
You are maintaining your database in Oracle10g. You are not using the recovery catalog to maintain the backup metadata information. You want to enable the reusable section of the control file to expand itself if the oldest record cannot be reused， and whenever a new record is added to the reusable section of the control file. Which value will you set for the CONTROL_FILE_RECORD_KEEP_TIME parameter？（）
A. Zero
B. One or more
C. NONE
D. DEFAULT
相关考题
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单项选择题
You issued the RMAN>SHOW ALL； command. The output of this command is as follows： After analyzing the output， which conclusion will you draw？（）
A. The current control file is not automatically backed up every time you perform a backup.
B. The backups save space on the storage media.
C. While performing backups across a network， the network bandwidth is reduced.
D. The backups consist of backup pieces. -
多项选择题
YourdatabaseisrunningintheARCHIVELOGmode.YouhaveconfiguredRMANforbackupandrecoveryoperations.YouexecutethefollowingcommandfromtheRMANprompt： RMAN>CONFIGURECONTROLFILEAUTOBACKUPON； Afterexecutingthiscommand，inwhichofthefollowingcaseswillRMANmakeanauto-backupofthecontrolfile？（）
A. when you change the name of a datafile
B. when you drop a table from the database
C. when you take an export of the database
D. when you back up the database using OS utilities
E. when you issue an ALTER SYSTEM SWITCH LOGFILE statement
F. when you issue a BACKUP command from inside the RMAN run block -
单项选择题
The size of the largest datafile， data1.dbf， in your database is 30MB. You issued the following command： RMAN>CONFIGURE MAXSETSIZE 10MB； What will be the impact of the above setting？（）
A. While performing the backup of the datafile，data1.dbf，one backup set is created.
B. While performing the backup of the datafile，data1.dbf，two backup sets are created.
C. While performing the backup of the datafile，data1.dbf，three backup sets are created.
D. While performing the backup of the datafile，data1.dbf，the command for performing a backup of the datafile，data1.dbf，will fail.
