单选题You observe that the senior database administrator always uses the following command when connecting to Recovery Manager (RMAN), and then starts executing commands to backup the database files: % rman target / What would be the effect of this command?(

题目
单选题
You observe that the senior database administrator always uses the following command when connecting to Recovery Manager (RMAN), and then starts executing commands to backup the database files: % rman target / What would be the effect of this command?()
A

 RMAN would use the current operating system location to place the backup.

B

 RMAN would use the control file of the target database to maintain the backup.

C

 RMAN would use the recovery catalog of the target database to maintain the backup.

D

 RMAN would use the control file of the target database to maintain the backup metadata.

E

 RMAN would use the recovery catalog of the target database to maintain the backup metadata.


相似考题
更多“单选题You observe that the senior database administrator always uses the following command when connecting to Recovery Manager (RMAN), and then starts executing commands to backup the database files: % rman target / What would be the effect of this command?(”相关问题
  • 第1题:

    You executed the following command in Recovery Manager (RMAN):  RMAN> RESTORE CONTROLFILE;  Which operation must you perform before this command is executed?() 

    • A、back up the control file to trace
    • B、bring database to the MOUNT state
    • C、open a connection to the RMAN recovery catalog, which contains the RMAN metadata for the target database
    • D、set the database ID (DBID), but only if the DB_NAME parameter associated with the target database is unique in the recovery catalog

    正确答案:C

  • 第2题:

    You disabled the Flashback Database feature by using the following command:  SQL> ALTER DATABASE FLASHBACK OFF;  What would be the effect of this command on the existing flashback logs?()

    • A、 Flashback logs are not deleted.
    • B、 Flashback logs are deleted automatically.
    • C、 Flashback logs are deleted only if you are using Recovery Manager (RMAN)
    • D、 Flashback logs are deleted only if you are using Oracle Manager Files (OFM)
    • E、 Flashback logs are deleted only if you are using Automatic Storage Management (ASM)

    正确答案:B

  • 第3题:

    It is a holiday and no transactions are being performed on the database. You took a consistent backup of your database without using Recovery Manager (RMAN). How would you make use of this consistent backup in RMAN?()

    • A、cannot be used in RMAN
    • B、by starting up the database again
    • C、by using the CATALOG command of RMAN
    • D、by using the RECOVER CATALOG command in RMAN
    • E、by re-creating the target control file to rebuild the RMAN repository

    正确答案:C

  • 第4题:

    You executed the following command in Recovery Manager (RMAN) to perform a backup of the DETTBS tablespace: RMAN> BACKUP TABLESPACE DETTBS;  Under which conditions would this command execute successfully? ()

    • A、 The database is in NOMOUNT state.
    • B、 The database is in NOARCHIVELOG mode and the tablespace is online.
    • C、 The database is in NOARCHIVELOG mode and the tablespace is offline.
    • D、 The database is in ARCHIVELOG mode and the tablespace is offline.
    • E、 The database is in ARCHIVELOG mode and the tablespace is online.

    正确答案:C,D,E

  • 第5题:

    You want to implement the backup and recovery strategy in your database using Recovery Manager (RMAN). You have chosen the control file of the target database for the RMAN repository.  Which command-line RMAN command would you use to establish a local connection between RMAN and the RMAN repository if your database is using password file authentication?()

    • A、 rman TARGET / NOCATALOG
    • B、 rman TARGET sys/password
    • C、 rman TARGET sys/password AS SYSDBA
    • D、 rman TARGET sys/password@db_name CATALOG rman_user/rman_password@rcat

    正确答案:B

  • 第6题:

    You administer an Oracle Database 10g and a third-party database. You use Recovery Manager (RMAN) to perform backup and recovery operations. You have configured a recovery catalog to act as an RMAN repository. To which of the following databases can you NOT connect using the RMAN CONNECT command?()

    • A、 target database
    • B、 auxiliary database
    • C、 third-party database
    • D、 recovery catalog database

    正确答案:C

  • 第7题:

    单选题
    You observe that the senior database administrator always uses the following command when connecting to Recovery Manager (RMAN), and then starts executing commands to backup the database files:  $ rman target /  What would be the effect of this command?()
    A

    RMAN would use the current operating system location to place the backup.

    B

    RMAN would use the control file of the target database to maintain the backup.

    C

    RMAN would use the recovery catalog of the target database to maintain the backup.

    D

    RMAN would use the control file of the target database to maintain the backup metadata. 

    E

    RMAN would use the recovery catalog of the target database to maintain the backup metadata.


    正确答案: C
    解析: 暂无解析

  • 第8题:

    单选题
    It is a holiday and no transactions are being performed on the database. You took a consistent backup of your database without using Recovery Manager (RMAN). How would you make use of this consistent backup in RMAN?()
    A

    cannot be used in RMAN

    B

    by starting up the database again

    C

    by using the CATALOG command of RMAN

    D

    by using the RECOVER CATALOG command in RMAN

    E

    by re-creating the target control file to rebuild the RMAN repository


    正确答案: C
    解析: 暂无解析

  • 第9题:

    单选题
    You want to implement the backup and recovery strategy in your database using Recovery Manager (RMAN). You have chosen the control file of the target database for the RMAN repository.  Which command-line RMAN command would you use to establish a local connection between RMAN and the RMAN repository if your database is using password file authentication?()
    A

     rman TARGET / NOCATALOG

    B

     rman TARGET sys/password

    C

     rman TARGET sys/password AS SYSDBA

    D

     rman TARGET sys/password@db_name CATALOG rman_user/rman_password@rcat


    正确答案: B
    解析: 暂无解析

  • 第10题:

    多选题
    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: A,E
    解析: 暂无解析

  • 第11题:

    多选题
    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: C,D
    解析: 暂无解析

  • 第12题:

    单选题
    You defined the Recovery Manager (RMAN) retention policy to recovery window of 7 days by executing the following command:  RMAN> CONFIGURE RETENTION POLICY TO RECOVERY WINDOW OF 7 DAYS;  When a backup is performed, what would be the status of this backup after seven days?()
    A

     The backup would be marked as invalid.

    B

     The backup would be marked as obsolete.

    C

     The backup would be removed from the media.

    D

     The backup would be removed from the RMAN repository.


    正确答案: D
    解析: 暂无解析

  • 第13题:

    You defined the Recovery Manager (RMAN) retention policy to recovery window of 7 days by executing the following command:  RMAN> CONFIGURE RETENTION POLICY TO RECOVERY WINDOW OF 7 DAYS;  When a backup is performed, what would be the status of this backup after seven days?()

    • A、 The backup would be marked as invalid.
    • B、 The backup would be marked as obsolete.
    • C、 The backup would be removed from the media.
    • D、 The backup would be removed from the RMAN repository.

    正确答案:B

  • 第14题:

    Your database is running in the ARCHIVELOG mode. You have configured RMAN for backup and recovery operations. You execute the following command from the RMAN prompt:   RMAN> CONFIGURE CONTROLFILE AUTOBACKUP ON;   After executing this command, in which of the following cases will RMAN make an auto-backup of the control file? ()

    • A、 when you change the name of a datafile
    • B、 when you drop a table from the database
    • C、 when you take an export of the database
    • D、 when you back up the database using OS utilities
    • E、 when you issue an ALTER SYSTEM SWITCH LOGFILE statement
    • F、 when you issue a BACKUP command from inside the RMAN run block

    正确答案:A,E,F

  • 第15题:

    You observe that the senior database administrator always uses the following command when connecting to Recovery Manager (RMAN), and then starts executing commands to backup the database files:  $ rman target /  What would be the effect of this command?()

    • A、RMAN would use the current operating system location to place the backup.
    • B、RMAN would use the control file of the target database to maintain the backup.
    • C、RMAN would use the recovery catalog of the target database to maintain the backup.
    • D、RMAN would use the control file of the target database to maintain the backup metadata. 
    • E、RMAN would use the recovery catalog of the target database to maintain the backup metadata.

    正确答案:D

  • 第16题:

    You executed the following command in Recovery Manager (RMAN) against your Oracle 10g database:  RMAN> REPORT NEED BACKUP days 3;  What would be the output of this command?() 

    • A、a list of files that require a backup within three days
    • B、a list of files that have not been backed up for three days
    • C、a list of files that RMAN recommends be backed up only once in every three days, based on low volatility
    • D、a list of files for which a backup has already been performed and may need a backup after three days

    正确答案:B

  • 第17题:

    Your database is in ARCHIVELOG mode. On Friday evening, you perform an online database backup by using the BACKUP DATABASE command at the Recovery Manager (RMAN) prompt and close the  database. On Monday, the System Administrator informs you about the failure of two hard disks. One of the lost disks contains two datafiles, HR1.DBF and HR2.DBF, both of which belong to a read/write tablespace named HR. The disk also contains a datafile, USERS.DBF, which belongs to a read/write tablespace named USERS. You need to restore and recover the database backup that was performed on Friday evening. After mounting the database, you issue the following RMAN commands:        RMAN>RESTORE DATABASE;        RMAN>RECOVER DATABASE;   After successfully executing these RMAN commands, you issue the following statement using SQL*Plus:        SQL>ALTER DATABASE OPEN;   You receive the following errors when attempting to open the database:        ORA-01157: cannot identify/lock data file 10 see DBWR trace file        ORA-01110: data file 10: ’D:///USERS.DBF’   What is the cause of these errors?()

    • A、 The USERS.DBF datafile is corrupted and cannot be restored by RMAN.
    • B、 The USERS.DBF datafile was not backed up using the RMAN BACKUP DATABASE command.
    • C、 The USERS.DBF datafile was not restored using the RMAN RESTORE DATABASE command.
    • D、 The USERS.DBF datafile was not recovered using the RMAN RECOVER DATABASE command.

    正确答案:C

  • 第18题:

    单选题
    You executed the following command in Recovery Manager (RMAN) against your Oracle 10g database:  RMAN> REPORT NEED BACKUP days 3;  What would be the output of this command?()
    A

    a list of files that require a backup within three days

    B

    a list of files that have not been backed up for three days

    C

    a list of files that RMAN recommends be backed up only once in every three days, based on low volatility

    D

    a list of files for which a backup has already been performed and may need a backup after three days


    正确答案: C
    解析: 暂无解析

  • 第19题:

    单选题
    You observe that the senior database administrator always uses the following command when connecting to Recovery Manager (RMAN), and then starts executing commands to backup the database files: % rman target / What would be the effect of this command?()
    A

     RMAN would use the current operating system location to place the backup.

    B

     RMAN would use the control file of the target database to maintain the backup.

    C

     RMAN would use the recovery catalog of the target database to maintain the backup.

    D

     RMAN would use the control file of the target database to maintain the backup metadata.

    E

     RMAN would use the recovery catalog of the target database to maintain the backup metadata.


    正确答案: B
    解析: 暂无解析

  • 第20题:

    单选题
    You executed the following command in Recovery Manager (RMAN): RMAN> RESTORE CONTROLFILE; Which operation must you perform before this command is executed?()
    A

    back up the control file to trace

    B

    bring database to the MOUNT state

    C

    open a connection to the RMAN recovery catalog, which contains the RMAN metadata for the target database

    D

    set the database ID (DBID), but only if the DB_NAME parameter associated with the target database is unique in the recovery catalog


    正确答案: D
    解析: 暂无解析

  • 第21题:

    单选题
    You executed the following command in Recovery Manager (RMAN):  RMAN> RESTORE CONTROLFILE;  Which operation must you perform before this command is executed?()
    A

     back up the control file to trace

    B

     bring database to the MOUNT state

    C

     open a connection to the RMAN recovery catalog, which contains the RMAN metadata for the target database

    D

     set the database ID (DBID), but only if the DB_NAME parameter associated with the target database is unique in the recovery catalog


    正确答案: C
    解析: 暂无解析

  • 第22题:

    单选题
    Your database is in ARCHIVELOG mode. On Friday evening, you perform an online database backup by using the BACKUP DATABASE command at the Recovery Manager (RMAN) prompt and close the  database. On Monday, the System Administrator informs you about the failure of two hard disks. One of the lost disks contains two datafiles, HR1.DBF and HR2.DBF, both of which belong to a read/write tablespace named HR. The disk also contains a datafile, USERS.DBF, which belongs to a read/write tablespace named USERS. You need to restore and recover the database backup that was performed on Friday evening. After mounting the database, you issue the following RMAN commands:        RMAN>RESTORE DATABASE;        RMAN>RECOVER DATABASE;   After successfully executing these RMAN commands, you issue the following statement using SQL*Plus:        SQL>ALTER DATABASE OPEN;   You receive the following errors when attempting to open the database:        ORA-01157: cannot identify/lock data file 10 see DBWR trace file        ORA-01110: data file 10: ’D:///USERS.DBF’   What is the cause of these errors?()
    A

     The USERS.DBF datafile is corrupted and cannot be restored by RMAN.

    B

     The USERS.DBF datafile was not backed up using the RMAN BACKUP DATABASE command.

    C

     The USERS.DBF datafile was not restored using the RMAN RESTORE DATABASE command.

    D

     The USERS.DBF datafile was not recovered using the RMAN RECOVER DATABASE command.


    正确答案: C
    解析: 暂无解析

  • 第23题:

    单选题
    How would you grant the RVPC user access to specific RMAN database records in the RMAN virtual private catalog?()
    A

     Issue the grant command from the SYS user (or equivalent) of the target database.

    B

     Issue the grant command from the SYS user (or equivalent) of the recovery-catalog database.

    C

     Issue the grant command from the recovery catalog-owning schema user account in the recovery catalog.

    D

     Issue the grant command from RMAN when connected to the recovery catalog-owning schema.

    E

     Issue the grant command from RMAN when connected to the target database.


    正确答案: A
    解析: 暂无解析

  • 第24题:

    单选题
    You administer an Oracle Database 10g and a third-party database. You use Recovery Manager (RMAN) to perform backup and recovery operations. You have configured a recovery catalog to act as an RMAN repository. To which of the following databases can you NOT connect using the RMAN CONNECT command?()
    A

     target database

    B

     auxiliary database

    C

     third-party database

    D

     recovery catalog database


    正确答案: B
    解析: 暂无解析