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单选题
Which view provides information on the backup status of the datafiles in the database?（）
A
V$BACKUP
B
V$BACKUP_STATUS
C
V$BACKUP_DATAFILE
D
V$DATAFILE_BACKUP
E
V$TABLESPCE_BACKUP
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多选题What is the purpose of the RMAN recovery catalog？（）AIt must be used because all RMAN-related backup and recovery metadata information is contained in it.BIt provides a convenient， optional， repository of backup- and recovery-related metadata.CIt provides the ability to store RMAN scripts for global use by any database that has access to the repository.DIt provides a means of storing all RMAN backup sets physically in an Oracle database server.EIt provides the ability to store backup records for more than a year.
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判断题Feedback refers to any information which provides a report on the result of communication which takes place not only between the listener and the speaker.（）A
对B
错
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单选题Your network contains a Network Policy Server (NPS) named Server1.NPS1 provides authentication for all of the VPN servers on the network.You need to track the usage information of all VPN connections.Which RADIUS attribute should you log？（）A
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Acct-Status-TypeC
ClassD
NAS-Identifier
考题
单选题Which view provides information on the backup status of the datafiles in the database？（）A
V$BACKUPB
V$BACKUP_STATUSC
V$BACKUP_DATAFILED
V$DATAFILE_BACKUPE
V$TABLESPCE_BACKUP
考题
单选题Which view provides information on the backup status of the datafiles in the database?（）A
V$BACKUPB
V$BACKUP_STATUS C
V$BACKUP_DATAFILE D
V$DATAFILE_BACKUP E
V$TABLESPCE_BACKUP
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