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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
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.()
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 fe ture


相似考题
参考答案和解析
正确答案: B,C
解析: 暂无解析
更多“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”相关问题
  • 第1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


    参考答案:D

  • 第2题:

    You performed the RMAN database backup with the KEEP option.Which two statements are true about this backup?() (Choose two)

    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


    参考答案:A, D

  • 第3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4题:

    In which scenario, will you issue the following command?() RMAN> REPORT NEED BACKUP DAYS 7;

    • A、 to configure RMAN to maintain backup information in the RMAN repository for seven days
    • B、 to configure RMAN to maintain backup information in the control file for at least seven days
    • C、 to display the list of files that have not been backed up for the last seven days
    • D、 to display the list of files that must be backed up within seven days

    正确答案:C

  • 第5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 fe ture

    正确答案:C,D

  • 第6题:

    Your database is running in ARCHIVELOG mode,and the database is open. You execute an RMAN backup and specify the KEEP clause.Which components are backed up when this option is specified?()

    • 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

    正确答案:D

  • 第7题:

    单选题
    Your database is running in ARCHIVELOG mode,and the database is open. You execute an RMAN backup and specify the KEEP clause.Which components are backed up when this option is specified?()
    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


    正确答案: D
    解析: 暂无解析

  • 第8题:

    多选题
    You performed the RMAN database backup with the KEEP option. Which two statements are true regarding this backup?()
    A

    The backup contains data files, the server parameter file,and the control file even if the control file  autobackup is disabled.

    B

    The KEEP option overrides the configured retention policy.

    C

    The backup contains only data files and archived redo log files.

    D

    The KEEP option is an attribute of an individual backup piece.


    正确答案: A,B
    解析: 暂无解析

  • 第9题:

    单选题
    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


    正确答案: D
    解析: 暂无解析

  • 第10题:

    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.()
    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,B
    解析: 暂无解析

  • 第11题:

    多选题
    You want to take the backup of the USERS tablespace. It has a single data file of 900 MB. You have tape drives of 300 MB each. The SBT channel is configured for Recovery Manager (RMAN). To accomplish the backup, you issued the following RMAN command: RMAN> BACKUP SECTION SIZE 300M TABLESPACE users; Which two statements are true about the execution of the above command? ()(Choose two.)
    A

    The backup piece size will be limited to 300 MB

    B

    The RMAN uses multiplexing to perform backup

    C

    The operation is accomplished using the default channel available

    D

    The RMAN parallelizes the backup although the parallelism is not set for a channel


    正确答案: B,A
    解析: 暂无解析

  • 第12题:

    单选题
    You are using RMAN to backup your ARCHIVELOG mode database. You have enabled control-file autobackups. Which files are not backed up during the RMAN backup?()
    A

     Database Datafiles

    B

     Database Control Files

    C

     Online redo logs

    D

     Archived redo logs

    E

     The database SPFILE

    F

     None of the above,all these files are backed up


    正确答案: A
    解析: 暂无解析

  • 第13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


    参考答案:C, D

  • 第14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15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

  • 第16题:

    You performed the RMAN database backup with the KEEP option.Which two statements are true about this backup?() (Choose two)

    • 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

    正确答案:A,D

  • 第17题:

    You are using RMAN to backup your ARCHIVELOG mode database. You have enabled control-file autobackups. Which files are not backed up during the RMAN backup?()

    • A、Database Datafiles 
    • B、Database Control Files 
    • C、Online redo logs
    • D、Archived redo logs 
    • E、The database SPFILE 
    • F、None of the above, all these files are backed up. 

    正确答案:C

  • 第18题:

    单选题
    In which scenario, will you issue the following command?() RMAN> REPORT NEED BACKUP DAYS 7;
    A

     to configure RMAN to maintain backup information in the RMAN repository for seven days

    B

     to configure RMAN to maintain backup information in the control file for at least seven days

    C

     to display the list of files that have not been backed up for the last seven days

    D

     to display the list of files that must be backed up within seven days


    正确答案: B
    解析: 暂无解析

  • 第19题:

    单选题
    Examine the following RMAN script: RMAN> run { debug on; allocate channel c1 type disk; backup datafile 5; } Which statement describes the purpose of the script?()
    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


    正确答案: C
    解析: 暂无解析

  • 第20题:

    单选题
    You are using RMAN to backup your ARCHIVELOG mode database. You have enabled control-file autobackups. Which files are not backed up during the RMAN backup?()
    A

    Database Datafiles 

    B

    Database Control Files 

    C

    Online redo logs

    D

    Archived redo logs 

    E

    The database SPFILE 

    F

    None of the above, all these files are backed up. 


    正确答案: D
    解析: 暂无解析

  • 第21题:

    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.() (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: B,C
    解析: 暂无解析

  • 第22题:

    多选题
    You performed the RMAN database backup with the KEEP option.Which two statements are true about this backup?() (Choose two)
    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


    正确答案: B,A
    解析: 暂无解析

  • 第23题:

    单选题
    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


    正确答案: A
    解析: 暂无解析