1Z0-053
多选题You have enabled backup optimization for the RMAN environment. Identify two criteria on which RMAN will skip the file， if it has already been backed up.（）AThe data file backup is done with multiple channelsBThe data files is in the read-write mode afte
题目
The data file backup is done with multiple channels
The data files is in the read-write mode after being backed up in the read only mode
The backup was taken after the data files was taken offline-normal or is in the read only mode
The data file backup complies with the back retention policy and the backup duplexing fe ture
相似问题和答案
第1题：
A. The data file backup is done with multiple channels
B. The data files is in the read-write mode after being backed up in the read only mode
C. The backup was taken after the data files was taken offline-normal or is in the read only mode
D. The data file backup complies with the back retention policy and the backup duplexing feature
第2题：
You issued the following commands to configure setting in RMAN;RMAN> CONFIGURE DEVICE TYPE sbt PARALLELISM 1;RMAN> CONFIGURE DEFAULT DEVICE TYPE TO sbt;RMAN> CONFIGURE DATAFILE BACKUP COPIES FOR DEVICE TYPE sbt TO 2;RMAN> CONFIGURE ARCHIVELOG BACKUP COPIES FOR DEVICE TYPE sbt TO 2;RMAN> CONFIGURE DATAFILE BACKUP COPIES FOR DEVICE TYPE DISK TO 2;Then you issued the following command to take the backup:RMAN> BACKUP DATABASE PLUS ARCHIVELOG;Which statement is true about the execution of the above command?（）
A. The backup will terminate because the FORMAT clause was not configured for the channel
B. It backs up two copies of data files to tape and disk, and two copies of archived log file on tape
C. It backs up the data files and archived log files to disk, making two copies of each data file and archived log file
D. It backs up the data files and archived log files to tape, making two copies of each data file and archived log file
第3题：
A. The data file is checked for physical corruption and backed up if found clean.
B. The backup of data file 5 is performed and the interactive messages during the backup are suppressed.
C. The existing backup for the data file is checked and the backup is performed if there are changes in the data file after the last backup.
D. The backup of data file 5 is performed and all SQL statements that are executed during RMAN compilation and their results are displayed
第4题：
You have enabled backup optimization for the RMAN environment. Identify two criteria on which RMAN will skip the file, if it has already been backed up.（） (Choose two.)
- A、The data file backup is done with multiple channels
- B、The data files is in the read-write mode after being backed up in the read only mode
- C、The backup was taken after the data files was taken offline-normal or is in the read only mode
- D、The data file backup complies with the back retention policy and the backup duplexing feature
正确答案:C,D
第5题：
A. The KEEP option overrides the configured retention policy
B. The KEEP option is an attribute of an individual backup piece
C. The backup contains only data files and archived redo log files
D. The backup contains data files, the server parameter file and the control file even if the control file auto backup is disabled
第6题：
A. only the control file, the current SPFILE, and data files
B. only the current SPFILE and data files if autobackup is disabled
C. only the data files and the archived redo logs
D. the control file, current SPFILE file, data files, and archived redo logs
第7题：
A. The data file backup is done with multiple channels
B. The data files is in the read-write mode after being backed up in the read only mode
C. The backup was taken after the data files was taken offline-normal or is in the read only mode
D. The data file backup complies with the back retention policy and the backup duplexing feature
第8题：
You issued the following commands to configure setting in RMAN;Then you issued the following command to take the backup:RMAN> BACKUP DATABASE PLUS ARCHIVELOG;Which statement is true about the execution of the above command?（）
A. The backup will terminate because the FORMAT clause was not configured for the channel
B. It backs up two copies of data files to tape and disk, and two copies of archived log file on tape
C. It backs up the data files and archived log files to disk, making two copies of each data file and archived log file
D. It backs up the data files and archived log files to tape, making two copies of each data file and archived log file
第9题：
In Recovery Manager （RMAN）， you have set control file autobackup to ON by using the following command： CONFIGURE CONTROLFILE AUTOBACKUP ON; Which two events would cause the control file to be backed up automatically？ （）
- A、a tablespace is taken offline
- B、the database instance is restarted
- C、a new data file is added to an existing tablespace
- D、a successful backup is recorded in the RMAN repository
- E、the RMAN connection is disconnected from the target database
正确答案:C,D
第10题：
You have enabled backup optimization for the RMAN environment.Identify two criteria on which RMAN will skip the file, if it has already been backed up.（）
- A、The data file backup is done with multiple channels
- B、The data files is in the read-write mode after being backed up in the read only mode
- C、The backup was taken after the data files was taken offline-normal or is in the read only mode
- D、The data file backup complies with the back retention policy and the backup duplexing feature
正确答案:C,D