单选题You are working on a 24X7 database. You want to design a backup strategy for your database that uses user managed backups. You want to be able to perform all backups while the database remains online. Which statement about performing user-managed backu

题目
单选题
You are working on a 24X7 database. You want to design a backup strategy for your database that uses user managed backups. You want to be able to perform all backups while the database remains online. Which statement about performing user-managed backups in a 24x7 environment is true?（）
A

You must have change tracking enabled in your database

B

Your database must be running in NOARCHIVELOG mode

C

To back up a tablespace, it must be in backup mode

D

To back up a tablespace, it must first be taken offline

相似考题

1.You want to back up your 100-GB database on a remote tape device. You are required to ensure that minimum network bandwidth is consumed while transferring the backups to the tape device. The current consumption of your CPU is approximately 40 percent.Which type of backup should you perform?（）A. standard backup setB. image copyC. compressed backupD. user-managed backup

2. You are working on a 24X7 database. You want to design a backup strategy for your database that uses user managed backups. You want to be able to perform all backups while the database remains online. Which statement about performing user-managed backups in a 24x7 environment is true?（）A、You must have change tracking enabled in your databaseB、Your database must be running in NOARCHIVELOG modeC、To back up a tablespace, it must be in backup modeD、To back up a tablespace, it must first be taken offline

3. You are using a recovery catalog to maintain Recovery Manager （RMAN） backup information for your production database. You have registered your production database and are performing regular backups. Because of a new requirement you have added a few new tablespaces to your production database and you want them to be included in backups.  Identify two options for completing this task.（）A、 Reregistering the target database in recovery catalogB、 Transporting the new tablespaces to the recovery catalog databaseC、 Syncronizing the recovery catalog with the target database control fileD、 Performing a fresh backup of the target database to include the new data files in the catalog database

4. You are working on a 24X7 database. You want to design a backup strategy for your database that uses user managed backups. You want to be able to perform all backups while the database remains online.  Which statement about performing user-managed backups in a 24x7 environment is true？（）A、 You must have change tracking enabled in your databaseB、 Your database must be running in NOARCHIVELOG modeC、 To back up a tablespace，it must be in backup modeD、 To back up a tablespace，it must first be taken offline

更多“单选题You are working on a 24X7 database. You want to design a backup strategy for your database that uses user managed backups. You want to be able to perform all backups while the database remains online. Which statement about performing user-managed backu”相关问题

  • 第1题：

    Your database is running in ARCHIVELOG mode. You are performing a user-managed backup of the DATA1 tablespace.  You place the DATA1 tablespace in backup mode by issuing the following statement：   ALTER TABLESPACE data1 BEGIN BACKUP；   While you are performing the backup， an error occurs that causes the instance to terminate abnormally. Which statement about the DATA1 tablespace is true？（）  

    • A、 The DATA1 tablespace is automatically taken out of backup mode when the instance aborts.
    • B、 If you restart the database，the DATA1 tablespace will be automatically taken out of backup mode  when the database is opened.
    • C、 If you restart the database，the DATA1 tablespace will be automatically taken out of backup mode  when the database is mounted.
    • D、 If you restart the database，the database will not be opened.

    正确答案:D

  • 第2题：

    Your database is functioning in NOARCHIVELOG mode. Your database contains 15 tablespaces. You want to use Recovery Manager （RMAN） to perform backups.  Which two backups would you be able to perform when the database is being accessed by users？（）

    • A、backup of offline tablespaces
    • B、backup of read­only tablespaces
    • C、backup of system­critical tablespaces
    • D、backup of online， locally managed tablespaces
    • E、backup of read/write dictionary­managed tablespaces

    正确答案:A,B

  • 第3题：

    You are working on a database that must be functioning 24 hours a day， 7 days a week. The databaseis configured in ARCHIVELOG mode.  Which two options do you have for performing user-managed backups（）

    • A、You can perform consistent backups only.
    • B、You can perform a complete database backup without shutting down the database instance.
    • C、You can back up data files only when all data files have the same SCN recorded in the control file.
    • D、You can back up only those data files whose headers are frozen by using ALTER TABLESPACE BEGINBACKUP or ALTER DATABASE BEGIN BACKUP commands.

    正确答案:B,D

  • 第4题：

    You are maintaining your database in Oracle10g. While performing an incremental backup of the database， you want to back uponly those blocks that have changed since the last backup. Which file will you create to increase the performance of the backup operation while performing the incremental backup of the database？（）

    • A、 redo log files
    • B、 password file
    • C、 control file
    • D、 change tracking file

    正确答案:D

  • 第5题：

    You want to perform a backup of your database to tape. Which backup format can you use？（）

    • A、backup set only
    • B、image copy only
    • C、only user-managed backup
    • D、both image copy and backup set
    • E、only incremental image copy backup

    正确答案:A

  • 第6题：

    单选题
    Your database is running in ARCHIVELOG mode. You are performing a user-managed backup of the DATA1 tablespace. You place the DATA1 tablespace in backup mode by issuing the following statement: ALTER TABLESPACE data1 BEGIN BACKUP; While you are performing the backup, an error occurs that causes the instance to terminate abnormally. Which statement about the DATA1 tablespace is true?（）
    A

    The DATA1 tablespace is automatically taken out of backup mode when the instance aborts.

    B

    If you restart the database, the DATA1 tablespace will be automatically taken out of backup mode when the database is opened.

    C

    If you restart the database, the DATA1 tablespace will be automatically taken out of backup mode when the database is mounted.

    D

    If you restart the database, the database will not be opened.


    正确答案： B
    解析： 暂无解析

  • 第7题：

    单选题
    You want to back up your 100-GB database on a remote tape device. You are required to ensure that minimum network bandwidth is consumed while transferring the backups to the tape device. The current consumption of your CPU is approximately 40 percent. Which type of backup should you perform?（）
    A

    standard backup set

    B

    image copy

    C

    compressed backup

    D

    user-managed backup


    正确答案： B
    解析： 暂无解析

  • 第8题：

    多选题
    Your database is functioning in NOARCHIVELOG mode. Your database contains 15 tablespaces. You want to use Recovery Manager （RMAN） to perform backups. Which two backups would you be able to perform when the database is being accessed by users？（）
    A

    Backup of offline tablespaces.

    B

    Backup of read-only tablespaces.

    C

    Backup of system-critical tablespaces.

    D

    Backup of online， locally managed tablespaces.

    E

    Backup of read/write dictionary-managed tablespaces.


    正确答案： A,D
    解析： 暂无解析

  • 第9题：

    单选题
    You want to back up your 100-GB database on a remote tape device. You are required to ensure that minimum network bandwidth is consumed while transferring the backups to the tape device.  The current consumption of your CPU is approximately 40 percent.  Which type of backup should you perform？（）
    A

     standard backup set

    B

     image copy

    C

     compressed backup

    D

     user-managed backup


    正确答案： C
    解析： 暂无解析

  • 第10题：

    多选题
    You want to perform an RMAN backup of database as a copy. Which two factors will you consider while performing the backup operation？（）
    A

    The backup as copy can only be taken to disk

    B

    The backup as copy can only be taken to tape

    C

    Backup can be performed only when the instance is shutdown

    D

    Backup will constitute all used and unused blocks in the database


    正确答案： B,D
    解析： 暂无解析

  • 第11题：

    多选题
    You are managing a 24*7 database. The backup strategy for the database is to perform user-managed backups. Identify two prerequisites to perform the backups.（）
    A

    The database must be opened in restricted mode.

    B

    The database must be configured to run in ARCHIVELOG mode.

    C

    The tablespaces are required to be in backup mode before taking the backup.

    D

    The tablespaces are required to be in read-only mode before taking the backup


    正确答案： A,C
    解析： 暂无解析

  • 第12题：

    多选题
    You are using a recovery catalog to maintain Recovery Manager （RMAN） backup information for your production database. You have registered your production database and are performing regular backups. Because of a new requirement you have added a few new tablespaces to your production database and you want them to be included in backups.  Identify two options for completing this task.（）
    A

    Reregistering the target database in recovery catalog

    B

    Transporting the new tablespaces to the recovery catalog database

    C

    Syncronizing the recovery catalog with the target database control file

    D

    Performing a fresh backup of the target database to include the new data files in the catalog database


    正确答案： A,B
    解析： 暂无解析

  • 第13题：

    Your database is functioning in NOARCHIVELOG mode. Your database contains 15 tablespaces. You want to use Recovery Manager （RMAN） to perform backups. Which two backups would you be able to perform when the database is being accessed by users？（）

    • A、 Backup of offline tablespaces.
    • B、 Backup of read-only tablespaces.
    • C、 Backup of system-critical tablespaces.
    • D、 Backup of online， locally managed tablespaces.
    • E、 Backup of read/write dictionary-managed tablespaces.

    正确答案:A,B

  • 第14题：

    You want to perform an RMAN backup of database as a copy. Which two factors will you consider while performing the backup operation？（）

    • A、 The backup as copy can only be taken to disk
    • B、 The backup as copy can only be taken to tape
    • C、 Backup can be performed only when the instance is shutdown
    • D、 Backup will constitute all used and unused blocks in the database

    正确答案:A,D

  • 第15题：

    You are managing a 24*7 database. The backup strategy for the database is to perform user-managed backups. Identify two prerequisites to perform the backups.（）

    • A、The database must be opened in restricted mode.
    • B、The database must be configured to run in ARCHIVELOG mode.
    • C、The tablespaces are required to be in backup mode before taking the backup.
    • D、The tablespaces are required to be in read-only mode before taking the backup

    正确答案:B,C

  • 第16题：

    You want to back up your 100-GB database on a remote tape device. You are required to ensure that minimum network bandwidth is consumed while transferring the backups to the tape device. The current consumption of your CPU is approximately 40 percent. Which type of backup should you perform?（）

    • A、standard backup set
    • B、image copy
    • C、compressed backup
    • D、user-managed backup

    正确答案:C

  • 第17题：

    多选题
    You are working on a database that must be functioning 24 hours a day， 7 days a week. The database isconfigured in ARCHIVELOG mode. Which two options do you have for performing user-managed backups（）
    A

    You can perform consistent backups only.

    B

    You can perform a complete database backup without shutting down the database instance.

    C

    You can back up data files only when all data files have the same SCN recorded in the control file.

    D

    You can back up only those data files whose headers are frozen by using ALTER TABLESPACE BEGINBACKUP or ALTER DATABASE BEGIN BACKUP commands


    正确答案： A,C
    解析： 暂无解析

  • 第18题：

    单选题
    Your database is running in ARCHIVELOG mode. You are performing a user-managed backup of the DATA1 tablespace.  You place the DATA1 tablespace in backup mode by issuing the following statement：   ALTER TABLESPACE data1 BEGIN BACKUP；   While you are performing the backup， an error occurs that causes the instance to terminate abnormally. Which statement about the DATA1 tablespace is true？（）
    A

     The DATA1 tablespace is automatically taken out of backup mode when the instance aborts.

    B

     If you restart the database，the DATA1 tablespace will be automatically taken out of backup mode  when the database is opened.

    C

     If you restart the database，the DATA1 tablespace will be automatically taken out of backup mode  when the database is mounted.

    D

     If you restart the database，the database will not be opened.


    正确答案： C
    解析： 暂无解析

  • 第19题：

    多选题
    Your database is functioning in NOARCHIVELOG mode. Your database contains 15 tablespaces. You want to use Recovery Manager （RMAN） to perform backups.  Which two backups would you be able to perform when the database is being accessed by users？（）
    A

    backup of offline tablespaces

    B

    backup of read­only tablespaces

    C

    backup of system­critical tablespaces

    D

    backup of online， locally managed tablespaces

    E

    backup of read/write dictionary­managed tablespaces


    正确答案： A,C
    解析： 暂无解析

  • 第20题：

    单选题
    You are working on a 24X7 database. You want to design a backup strategy for your database that uses user managed backups. You want to be able to perform all backups while the database remains online. Which statement about performing user-managed backups in a 24x7 environment is true?（）
    A

    You must have change tracking enabled in your database

    B

    Your database must be running in NOARCHIVELOG mode

    C

    To back up a tablespace, it must be in backup mode

    D

    To back up a tablespace, it must first be taken offline


    正确答案： A
    解析： 暂无解析

  • 第21题：

    单选题
    You are working on a 24X7 database. You want to design a backup strategy for your database that uses user managed backups. You want to be able to perform all backups while the database remains online.  Which statement about performing user-managed backups in a 24x7 environment is true？（）
    A

     You must have change tracking enabled in your database

    B

     Your database must be running in NOARCHIVELOG mode

    C

     To back up a tablespace，it must be in backup mode

    D

     To back up a tablespace，it must first be taken offline


    正确答案： D
    解析： 暂无解析

  • 第22题：

    单选题
    You are maintaining your database in Oracle10g. While performing an incremental backup of the database， you want to back uponly those blocks that have changed since the last backup. Which file will you create to increase the performance of the backup operation while performing the incremental backup of the database？（）
    A

     redo log files

    B

     password file

    C

     control file

    D

     change tracking file


    正确答案： B
    解析： 暂无解析

  • 第23题：

    单选题
    You want to perform a backup of your database to tape. Which backup format can you use？（）
    A

    backup set only

    B

    image copy only

    C

    only user-managed backup

    D

    both image copy and backup set

    E

    only incremental image copy backup


    正确答案： B
    解析： 暂无解析

  • 第24题：

    单选题
    You are maintaining your database in ARCHIVELOG mode. An important table， SCOTT.EMPLOYEE， is dropped and purged from the Recycle Bin on Monday at 2：00 P.M. You do not use RMAN to perform backups. You performed the last full user-managed backup at 9：00 P.M. on Sunday.  How will you recover the dropped table， SCOTT.EMPLOYEE？（）
    A

     by using the Flashback Table feature

    B

     by using the Flashback Database feature

    C

     by performing incomplete recovery using RMAN utility

    D

     by performing incomplete recovery using user-managed recovery


    正确答案： C
    解析： 暂无解析

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