单项选择题
What does the output on this report indicate？（）
RMAN> report need backup；
RMAN retention policy will be applied to the command
RMAN retention policy is set to redundancy 1
Report of files with less than 1 redundant backups
File #bkps Name
5 0 C：\ORACLE\ORADATA\ORCL\MY_DATA_01.DBF
A. The my_data_01.dbf datafile is corrupted and needs to be restored.
B. The my_data_01.dbf datafile has not yet been backed up. This report does not imply that the data in the datafile can not be recovered.
C. The my_data_01.dbf datafile has not yet been backed up. This report implies that the data in the datafile can not be recovered.
D. The my_data_01.dbf datafile no longer meets the retention criteria for backups.
E. Datafile 5 is missing.
相关考题
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单项选择题
What is the impact of the results of the output of the following command？（） RMAN> report unrecoverable database； Report of files that need backup due to unrecoverable operations File Type of Backup Required Name 4 full or incremental C：\ORACLE\ORADATA\ORCL\USERS01.DBF
A. There are no backup sets with any backups of the users01.dbf datafile.
B. The users01.dbf datafile has had unrecoverable operations occur in it. It will need to be backed up or some data loss is possible during a recovery.
C. The users01.dbf datafile is corrupted.
D. The users01.dbf datafile backup exceeds the retention criteria.
E. The last backup of the users01.dbf datafile failed and must be rerun. -
单项选择题
Whatviewmightyouusetotrytodeterminehowlongaparticularbackupwilltake？（）
A. V$SESSION_EVENT
B. V$SESSION
C. V$WAITS
D. V$WAITSTAT
E. V$SESSION_LONGOPS -
单项选择题
In what view are you likely to see the following output？（） SID SERIAL# EVENT SECONDS_IN_WAIT 121 269 RMAN backup & recovery I/O 2 129 415 SQL*Net message from client 63 130 270 SQL*Net message from client
A. V$SESSION_EVENT
B. V$SESSION
C. V$WAITS
D. V$WAITSTAT
E. V$SYSSTAT
