单选题Assume your situation can be described as follows: x A full backup taken using RMAN is available on disk.  x The current control files were NOT damaged and do not need to be restored.  x All data files are damaged or lost.  x The database is in NOARCHI

题目
单选题
Assume your situation can be described as follows: x A full backup taken using RMAN is available on disk.  x The current control files were NOT damaged and do not need to be restored.  x All data files are damaged or lost.  x The database is in NOARCHIVELOG mode.  Which RMAN command would be most appropriate to use in line 3 of the following RMAN command set to restore and fully recover your database?() 1. RMAN> STARTUP MOUNT  2. RMAN> RESTORE DATABASE;  3. RMAN> ()  4. RMAN> ALTER DATABASE OPEN;
A

RECOVER DATABASE;

B

SWITCH DATAFILE ALL;

C

RESTORE CONTROL FILE;

D

RECOVER DATABASE USING BACKUP CONTROL FILE;


相似考题
参考答案和解析
正确答案: D
解析: 暂无解析
更多“单选题Assume your situation can be described as follows: x A full backup taken using RMAN is available on disk.  x The current control files were NOT damaged and do not need to be restored.  x All data files are damaged or lost.  x The database is in NOARCHI”相关问题
  • 第1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2题:

    Your database is running In ARCIIIVELOG mode. One of the data files, USBRDATAOI. DBF, in the users tablespace is damaged and you need to recover the file until the point of failure. The backup for the data file 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、 temporary files of temporary tablespace
    • D、 the latest backup of only the damaged data file
    • E、 the latest backup of all the data files In the USERS tablespace

    正确答案:A,B,D

  • 第3题:

    You have a read/x7fonly tablespace on read/x7fonly media. You want to perform a media recovery on the existing data files, but using a backup control file. The backup control file indicates that the status of the read/x7fonly tablespace was read/write when the control file was backed up. What should you consider?()

    • A、drop the read­only tablespace and re­create the tablespace after recovery
    • B、take data files from the read­only tablespace offline before performing a recovery
    • C、perform a recovery; status of the tablespace in control file will be changed automatically
    • D、recovery using backup control file is not possible, so restore all the files from the last full database backup, and then open the database

    正确答案:B

  • 第4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5题:

    You are using Oracle Database 10g. Which statement regarding an incomplete recovery is true?()

    • A、 You do not need to restore all the data files.
    • B、 You do not need to open the database with the RESETLOGS operation
    • C、 You do not need to perform a full backup after the RESETLOGS operation.
    • D、 You do not need to recover all the data files to the same system change number (SCN).

    正确答案:C

  • 第6题:

    多选题
    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,B
    解析: 暂无解析

  • 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:

    单选题
    Examine the following scenario: The target database instance is running. The most recent backup available for the target database was taken two days ago. Log files switches have occurred in last two days. The target database is duplicated on the same host, using the Recovery Manager (RMAN) duplicate command as follows:   RMAN> RUN { ALLOCATE AUXILIARY CHANNEL aux 1 DEVICE TYPE DISK;  DUPLICATE TARGET DATABASE TO auxdb; }   Which statement is true about the duplicate database in this scenario?()
    A

     It contains data till the last backup

    B

     It contains all data from target database until the current time

    C

     It contains all data from only the committed transactions in the target database

    D

     It contains all data except that which is used by the transactions in the current online redo file of target database


    正确答案: D
    解析: 暂无解析

  • 第9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10题:

    多选题
    Your database is configured in NOARCHIVELOG mode. All the control files have been lost due to a hard disk failure but the data files are not lost. You have the closed whole database backup available to you. Which two statements are true in this scenario?()
    A

    The instance aborts.

    B

    The database cannot be recovered.

    C

    The database can be recovered by restoring the control files from the backup.

    D

    The database remains opened and you have to shut it down with the ABORT option.

    E

    The database can be restored till the point of the last closed whole database backup.


    正确答案: A,E
    解析: 暂无解析

  • 第11题:

    多选题
    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: F,C
    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:

    Your database is configured in NOARCHIVELOG mode. All the control files have been lost due to a hard disk failure but the data files are not lost. You have the closed whole database backup available to you.  Which two statements are true in this scenario?()

    • A、The instance aborts.
    • B、The database cannot be recovered.
    • C、The database can be recovered by restoring the control files from the backup.
    • D、The database remains opened and you have to shut it down with the ABORT option.
    • E、The database can be restored till the point of the last closed whole database backup.

    正确答案:A,E

  • 第14题:

    You are using RMAN to perform a closed database backup of your database. You issue these RMAN commands: STARTUP MOUNT; BACKUP  FORMAT ’/BACKUP/df_%d_%s_%p.bus’  DATABASE filesperset = 2;  Which components are included in the backup?()

    • A、Only the data files.
    • B、Only the data files and the online logs.
    • C、The data files, control files, and the online logs.
    • D、The data files and control files, but not the online logs.

    正确答案:D

  • 第15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16题:

    You have an Automatic Storage Management (ASM) instance managing the database files of your production database. The database contains ASM files and non/x7fASM files. Using Recovery Manager (RMAN), you migrate the complete production database to use the ASM instance. Which statement is true?()

    • A、RMAN would relocate all the database files to an ASM disk group.
    • B、RMAN would change the file definitions in the control file to use the ASM but would not relocate the database files physically.
    • C、RMAN would relocate all the data files to an ASM disk group and other files to an operating system location, defined using Oracle Managed Files (OMF).
    • D、RMAN would relocate the ASM files to an ASM disk group and the non­ASM files to an operating system location, defined using OMF

    正确答案:A

  • 第17题:

    单选题
    One of the tablespaces is read/x7fonly in your database. The loss of all control files forced you to re/x7fcreate the control file.  Which operation do you need to perform after re/x7fcreating the control file and opening the database?()
    A

    drop and re­create the read­only tablespaces

    B

    rename the read­only data files to their correct file names

    C

    change the tablespace status from read/write to read­only

    D

    re­create the read­only tablespace because it is automatically removed


    正确答案: D
    解析: 暂无解析

  • 第18题:

    单选题
    You have a read/x7fonly tablespace on read/x7fonly media. You want to perform a media recovery on the existing data files, but using a backup control file. The backup control file indicates that the status of the read/x7fonly tablespace was read/write when the control file was backed up. What should you consider?()
    A

    drop the read­only tablespace and re­create the tablespace after recovery

    B

    take data files from the read­only tablespace offline before performing a recovery

    C

    perform a recovery; status of the tablespace in control file will be changed automatically

    D

    recovery using backup control file is not possible, so restore all the files from the last full database backup, and then open the database


    正确答案: B
    解析: 暂无解析

  • 第19题:

    单选题
    You are operating your database in NOARCHIVELOG mode. Your most recent backup includes a copy of all of the data files and the control files taken when the current log sequence number was 45. You experience disk failure on the drive on which your SYSTEM tablespace data files are stored. At the time of the failure, the current log sequence number is 98. Which files should you restore to recover from the loss of the SYSTEM tablespace data files?()
    A

    Only the data files.

    B

    All of the data files and the control files.

    C

    Only the data files belonging to the SYSTEM tablespace.

    D

    Only the data files belonging to the SYSTEM tablespace and the control files.


    正确答案: A
    解析: 暂无解析

  • 第20题:

    单选题
    You are using RMAN to perform a closed database backup of your database. You issue these RMAN commands: STARTUP MOUNT; BACKUP  FORMAT ’/BACKUP/df_%d_%s_%p.bus’  DATABASE filesperset = 2;  Which components are included in the backup?()
    A

    Only the data files.

    B

    Only the data files and the online logs.

    C

    The data files, control files, and the online logs.

    D

    The data files and control files, but not the online logs.


    正确答案: A
    解析: 暂无解析

  • 第21题:

    单选题
    You are using Oracle Database 10g. Which statement regarding an incomplete recovery is true?()
    A

     You do not need to restore all the data files.

    B

     You do not need to open the database with the RESETLOGS operation

    C

     You do not need to perform a full backup after the RESETLOGS operation.

    D

     You do not need to recover all the data files to the same system change number (SCN).


    正确答案: A
    解析: 暂无解析

  • 第22题:

    单选题
    Assume your situation can be described as follows: x A full backup taken using RMAN is available on disk.  x The current control files were NOT damaged and do not need to be restored.  x All data files are damaged or lost.  x The database is in NOARCHIVELOG mode.  Which RMAN command would be most appropriate to use in line 3 of the following RMAN command set to restore and fully recover your database?() 1. RMAN> STARTUP MOUNT  2. RMAN> RESTORE DATABASE;  3. RMAN> ()  4. RMAN> ALTER DATABASE OPEN;
    A

    RECOVER DATABASE;

    B

    SWITCH DATAFILE ALL;

    C

    RESTORE CONTROL FILE;

    D

    RECOVER DATABASE USING BACKUP CONTROL FILE;


    正确答案: B
    解析: 暂无解析

  • 第23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24题:

    多选题
    Your database is running In ARCIIIVELOG mode. One of the data files, USBRDATAOI. DBF, in the users tablespace is damaged and you need to recover the file until the point of failure. The backup for the data file 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

    temporary files of temporary tablespace

    D

    the latest backup of only the damaged data file

    E

    the latest backup of all the data files In the USERS tablespace


    正确答案: C,E
    解析: 暂无解析