多选题A corrupted file system is now repaired and back in use. Some, but not all of the files within the file  systems have been deleted. The only backup of this file system is a month-old tar archive. This archive will need to be restored as root.  Which tw

题目
多选题
A corrupted file system is now repaired and back in use. Some, but not all of the files within the file  systems have been deleted. The only backup of this file system is a month-old tar archive. This archive will need to be restored as root.  Which two statements correctly describe the effects of the restore operation?()
A

Files found in the file system that are also on tape will NOT be overwritten.

B

The missing files, present on the backup tape, are restored to the file system with the data as it was when the backup was taken.

C

The access times are preserved by tar and will reflect the time when a user last accessed the data.

D

The modification time on the files restored by tar will be preserved and will reflect the time the file was last modified before the backup, NOT the time of the restore operation.


相似考题
参考答案和解析
正确答案: B,D
解析: 暂无解析
更多“多选题A corrupted file system is now repaired and back in use. Some, but not all of the files within the file  systems have been deleted. The only backup of this file system is a month-old tar archive. This archive will need to be restored as root.  Which tw”相关问题
  • 第1题:

    A data file became corrupted in your database due to bad sectors on the disk. Because of corruption, you lost all the important tables in that data file. Which method would you use for recovery?()

    • A、flash back all the tables in the data file, one by one
    • B、restore the data file to a new location and perform a media recovery
    • C、flash back the database; there is no need to restore the data file
    • D、restore the data file from the most recent backup and flash back the database

    正确答案:B

  • 第2题:

    A corrupted file system is now repaired and back in use. Some, but not all of the files within the file  systems have been deleted. The only backup of this file system is a month-old tar archive. This archive will need to be restored as root.  Which two statements correctly describe the effects of the restore operation?()

    • A、 Files found in the file system that are also on tape will NOT be overwritten.
    • B、 The missing files, present on the backup tape, are restored to the file system with the data as it was when the backup was taken.
    • C、 The access times are preserved by tar and will reflect the time when a user last accessed the data.
    • D、 The modification time on the files restored by tar will be preserved and will reflect the time the file was last modified before the backup, NOT the time of the restore operation.

    正确答案:B,D

  • 第3题:

    Your database is running in ARCHIVELOG mode. One of the data files, USERDATA01.dbf, in the USERS tablespace is damaged and you need to recover the file until the point of failure. The backup for the datafile is available. Which three files would be used in the user-managed recovery process performed by the database administrator ()(DBA)? (Choose Three)

    • A、Redo logs
    • B、Control file
    • C、The latest backup of only the damaged data file
    • D、The latest backup of all the data file in the USERS tablespace
    • E、Temporary files of temporary tablespace
    • F、Archive Logs since the latest backup to point of failure

    正确答案:A,C,F

  • 第4题:

    A file system has been corrupted and needs to be restored.  Which file contains the ufsdump levels for this file system? ()

    • A、 /etc/backup
    • B、 /etc/ufsdump
    • C、 /etc/dumpdates
    • D、 /etc/fsdumpdates

    正确答案:C

  • 第5题:

    A data file become corrupted in your database due to bad sectors on the disk. Because of corruption, you lost all the important tables in that data file. Which method would you use for recovery?()

    • A、 Flash back all the tables in the data file, one by one.
    • B、 Restore the data file to a new location and perform a media recovery.
    • C、 Flash back the database, there is no need to restore the data file.
    • D、 Restore the data file from the most recent backup and flash the database.

    正确答案:B

  • 第6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7题:

    Your database is set in NOARCHIVELOG mode and is backed up every night. There are 10 redo log groups on the database, each with three members, making a total of 30 redo log files. At lunchtime the server unexpectedly gets shut down. Upon restarting you notice that the data file belonging to the SYSTEM tablespace has become corrupted. You also notice that there have been 15 log switches during the day. Which solution should you use to recover as much committed data as possible?()

    • A、Restore the data file for the SYSTEM tablespace then open the database. 
    • B、Restore all redo logs form last night's backup, then restart the database. 
    • C、Perform a complete restore of all files from last night's backup. Data entered into the database today must be reentered. 
    • D、Mount the instance, take the SYSTEM tablespace offline, open the database, and then restore the data file, recover it, and bring the tablespace online. 

    正确答案:C

  • 第8题:

    多选题
    You decided to use Direct NFS configuration in a non-RAC Oracle installation and created the oranfstab file in /etc. Which two statements are true regarding this oranfstab file?())
    A

    Its entries are specific to a single database.

    B

    It contains file systems that have been mounted by Direct NFS.

    C

    It is globally available to all Oracle 11g databases on the machine.

    D

    It contains file systems that have been mounted by the kernel NFS system.


    正确答案: A,D
    解析: 暂无解析

  • 第9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10题:

    单选题
    Which statement is true about "full state backup" in a Cisco Unified Computing System?()
    A

     An XML file containing all details of the system, including IP address and cluster details 

    B

     A binary file containing only service profiles, pools, and other items configured after initial configuration

    C

     A binary file containing all details of the system, including IP address and cluster details

    D

     An XML file containing only service profiles, pools, and other items configured after initial configuration

    E

     A text file with the NX-OS running configuration


    正确答案: C
    解析: 暂无解析

  • 第11题:

    单选题
    A file system has been corrupted and needs to be restored.  Which file contains the ufsdump levels for this file system? ()
    A

     /etc/backup

    B

     /etc/ufsdump

    C

     /etc/dumpdates

    D

     /etc/fsdumpdates


    正确答案: B
    解析: 暂无解析

  • 第12题:

    单选题
    You need to restore some files from a file system. The file system was backed up from a snapshot.  Which command will correctly restore these files?()
    A

     fssnap -i

    B

     fssnap -r

    C

     ufsrestore -i

    D

     snaprestore -i


    正确答案: A
    解析: 暂无解析

  • 第13题:

    Your database is running in ARCHIVELOG mode. One of the data files,USERDATA01.dbf, in the USERS tablespace is damaged and you need to recover the file until the point of failure. The backup for the datafile is available. Which three files would be used in the user-managed recovery process performed by the database administrator (DBA)?()

    • A、Redo logs
    • B、Control file
    • C、The latest backup of only the damaged data file
    • D、The latest backup of all the data file in the USERS tablespace
    • E、Temporary files of temporary tablespace
    • F、Archive Logs since the latest backup to point of failure

    正确答案:A,C,F

  • 第14题:

    Which command(s) will result in the smallest sized backup of the text files contained in the /staticFS filesystem?()  

    • A、tar -cvf file_system.tar /staticFS ; gzip file_system.tar
    • B、tar -xvf /staticFS file_system.tar ; gzip file_system.tar
    • C、tar -cvf /staticFS file_system.tar ; compress file_system.tar
    • D、tar -xvf file_system.tar /staticFS  ; compress file_system.tar

    正确答案:A

  • 第15题:

    Your PROD database has been started using the server parameter file. In your PROD database you are using RMAN for backup and recovery operations. You issue the following commands from the RMAN prompt:     RMAN> CONFIGURE CONTROLFILE AUTOBACKUP OFF;   RMAN> BACKUP DATABASE;   Which files from the database will be backed up as a result of this BACKUP command?()

    • A、 control file
    • B、 all datafiles
    • C、 password file
    • D、 online redo log file
    • E、 archive redo log file
    • F、 server parameter file
    • G、 only the SYSTEM datafile

    正确答案:A,B,F

  • 第16题:

    You work as a database administrator for Certkiller .com. Your database is in NOARCHIVELOG mode. The database has been configured with three redo logs groups, and there have been five log switches. You lost one non-system-critical data file from your database.  Which method would you use to recover the data file?()

    • A、Restore all the data files and open the database
    • B、Create the data file and performtablespacerecovery
    • C、No need to restore any file, just recover the database
    • D、Restore only the system data file and recover the database
    • E、Restore only lost date file and performtablespacerecovery

    正确答案:A

  • 第17题:

    The data file belonging to the SYSTEM tablespace is corrupted and no backup of the file is available. How do you recover the data file?()

    • A、The data file cannot be recovered.
    • B、The date file can be restored from the SYSTEM auto backup.
    • C、Take thetablespaceoffline,drop,kand re-create it.
    • D、Recovery Manager (RMAN) is used to recover the data file.
    • E、The ALTER DATABSE CREATE DATAFILE..commandis used to recover the data file.

    正确答案:A

  • 第18题:

    You decided to use Direct NFS configuration in a non-RAC Oracle installation and created the oranfstab file in /etc. Which two statements are true regarding this oranfstab file?())  

    • A、 Its entries are specific to a single database.
    • B、 It contains file systems that have been mounted by Direct NFS.
    • C、 It is globally available to all Oracle 11g databases on the machine.
    • D、 It contains file systems that have been mounted by the kernel NFS system.

    正确答案:C,D

  • 第19题:

    You are the network administrator for You administer a Windows Server 2003 computer named TestKing2. contains a shared folder named TestKingProjects. You use the Backup utility once each day to back up the TestKingProjects folder. You discover that a database file in the TestKingProjects folder is corrupt. You confirm that the file corruption is not the result of a virus. You need to replace the corrupted file by using the latest backup. You do not know whether the file was corrupted before or after the latest backup was completed. You need to verify that the file in the backup can be opened successfully before you overwrite the existing file. What should you do?()

    • A、In the Backup utility, select the Verify data after backup option.
    • B、Run the Ntbackup //TestKing2/TestKingProjects /v:yes command.
    • C、Restore the file to a temporary folder. Verify that the database file contains the correct data. Copy the restored file to the TestKingProjects folder.
    • D、Restore the file to a temporary folder. Use the Windiff utility to compare the file in the temporary folder to the file in the TestKingProjects folder. Copy the restored file to the TestKingProjects folder.

    正确答案:C

  • 第20题:

    单选题
    A data file become corrupted in your database due to bad sectors on the disk. Because of corruption, you lost all the important tables in that data file. Which method would you use for recovery?()
    A

     Flash back all the tables in the data file, one by one.

    B

     Restore the data file to a new location and perform a media recovery.

    C

     Flash back the database, there is no need to restore the data file.

    D

     Restore the data file from the most recent backup and flash the database.


    正确答案: A
    解析: 暂无解析

  • 第21题:

    单选题
    Which command(s) will result in the smallest sized backup of the text files contained in the /staticFS filesystem?()
    A

    tar -cvf file_system.tar /staticFS ; gzip file_system.tar

    B

    tar -xvf /staticFS file_system.tar ; gzip file_system.tar

    C

    tar -cvf /staticFS file_system.tar ; compress file_system.tar

    D

    tar -xvf file_system.tar /staticFS ; compress file_system.tar


    正确答案: A
    解析: 暂无解析

  • 第22题:

    多选题
    A corrupted file system is now repaired and back in use. Some, but not all of the files within the file  systems have been deleted. The only backup of this file system is a month-old tar archive. This archive will need to be restored as root.  Which two statements correctly describe the effects of the restore operation?()
    A

    Files found in the file system that are also on tape will NOT be overwritten.

    B

    The missing files, present on the backup tape, are restored to the file system with the data as it was when the backup was taken.

    C

    The access times are preserved by tar and will reflect the time when a user last accessed the data.

    D

    The modification time on the files restored by tar will be preserved and will reflect the time the file was last modified before the backup, NOT the time of the restore operation.


    正确答案: C,B
    解析: 暂无解析

  • 第23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 fe ture


    正确答案: B,C
    解析: 暂无解析

  • 第24题:

    单选题
    After you back up /export using a file system snapshot, and you have removed the snapshot, you also need to remove the backing store. If the snapshot was created with:  # mkdir /var/tmp/backup-snaps  # fssnap -o  bs=/var/tmp/backup-snaps /export   Which file do you need to remove? ()
    A

    A

    B

    B

    C

    C

    D

    D


    正确答案: A
    解析: 暂无解析