单选题When performing an online backup，what is the proper order of the following steps？（）   a. Issue the alter database end backup command. b. Back up the archived redo logs. c. Issue the alter database begin backup command.  d. Back up the database files. 

题目
单选题
When performing an online backup，what is the proper order of the following steps？（）   a. Issue the alter database end backup command. b. Back up the archived redo logs. c. Issue the alter database begin backup command.  d. Back up the database files.  e. Determine the beginning log sequence number. f. Determine the ending log sequence number.  g. Force a log switch with the alter system switch logfile command.
A

a， b， c， d， e， f， g

B

c， d， a， b， e， g， f

C

f， d， b， g， a， c， e

D

e， c， d， a， g， f， b

E

a， f， b， g， e， c， d

相似考题

1.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 diskB. The backup as copy can only be taken to tapeC. Backup can be performed only when the instance is shutdownD. Backup will constitute all used and unused blocks in the database

2.You work as a database administrator for Supportcenter.cn. You are using Recovery Manager （RMAN） to perform backups in your databases. Which four backup operations can be performed using RMAN？（）A、A backup of the target database when it is mountedB、A backup of online redo log files when the database is openC、A backup of only used data blocks in the file beingbeingbackup upD、A backup of online， read/write data files when the database is openE、A backup of only those data blocks that have changed since a previous backupF、A backup of online， read/write data files when the database is in the NOMOUNT state.

3.When youre performing active database duplication，a backup of what kind is required？（）  A、 A current RMAN backup-set backup is required.B、 No backup is required.C、 An RMAN image backup is required.D、 A manual backup is required.E、 A "duplicate" preparatory backup is required.

4.When performing a backup， which of the following media types would have no moving parts？（）A、 TapeB、 FlashC、 WORMD、 Optical

更多“When performing an online backup，what is the proper order of”相关问题

  • 第1题：

    When performing an online backup，what is the proper order of the following steps？（）   a. Issue the alter database end backup command. b. Back up the archived redo logs. c. Issue the alter database begin backup command.  d. Back up the database files.  e. Determine the beginning log sequence number. f. Determine the ending log sequence number.  g. Force a log switch with the alter system switch logfile command.

    • A、a， b， c， d， e， f， g
    • B、c， d， a， b， e， g， f
    • C、f， d， b， g， a， c， e
    • D、e， c， d， a， g， f， b
    • E、a， f， b， g， e， c， d

    正确答案:D

  • 第2题：

    You issued the following RMAN command：  RMAN> CONFIGURE CONTROLFILE AUTOBACKUP ON；     What is NOT an impact of using the above command？（）

    • A、 When a successful backup is recorded in the RMAN repository， then a backup of the current control file is performed.
    • B、 When a structural change is made to the database， then a backup of the current control file is performed.
    • C、 When a successful backup is performed in the RMAN repository， then a backup of the spfile is performed.
    • D、 When a structural change is made to the database， then a backup of the alert log file will be performed.

    正确答案:D

  • 第3题：

    In what state are the datafiles of a tablespace after a TSPITR has been successfully completed？（）  

    • A、 The datafiles have an ONLINE status.
    • B、 The datafiles have an OFFLINE status.
    • C、 The datafiles have an ONLINE status and are in hot backup mode prepared for an online backup.
    • D、 The datafiles have an OFFLINE status and are in hot backup mode for an online backup.
    • E、 The datafiles are in STANDBY mode.

    正确答案:A

  • 第4题：

    In which situation would you use the Oracle Shared Server configuration？（）

    • A、when performing export and import using Oracle Data Pump
    • B、when performing backup and recovery operations using Oracle Recovery Manager
    • C、when performing batch processing and bulk loading operation in a data warehouse environment 
    • D、in an online transaction processing （OLTP） system where large number of client sessions are idle most of the time

    正确答案:D

  • 第5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6题：

    单选题
    The size of the largest datafile， data1.dbf， in your database is 30MB. You issued the following command：   RMAN>CONFIGURE MAXSETSIZE 10MB；     What will be the impact of the above setting？（）
    A

     While performing the backup of the datafile，data1.dbf，one backup set is created.

    B

     While performing the backup of the datafile，data1.dbf，two backup sets are created.

    C

     While performing the backup of the datafile，data1.dbf，three backup sets are created.

    D

     While performing the backup of the datafile，data1.dbf，the command for performing a backup of the datafile，data1.dbf，will fail.


    正确答案： B
    解析： 暂无解析

  • 第7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： A
    解析： 暂无解析

  • 第8题：

    单选题
    Another DBA issues a shutdown abort command on a database on which you were running an online backup. What will happen when you try to restart the database？（）
    A

     Oracle will automatically take the datafile out of hot backup mode，generate a warning message，and then open the database.

    B

     Oracle will automatically take the datafile out of hot backup mode and then open the database.

    C

     Oracle will generate an error when trying to open the database，indicating that a datafile is in hot backup mode.You will need to correct this error before you can open the database.

    D

     The database will open with the file in hot backup mode. You can restart the backup at any time.

    E

     The datafile in hot backup mode will be corrupted and you will have to recover it.


    正确答案： C
    解析： 暂无解析

  • 第9题：

    单选题
    Which of the following statements is true when the database is in ARCHIVELOG mode and tablespaces are in hot backup mode？（）
    A

     Archive log generation is suspended until the tablespaces are taken out of hot backup mode. 

    B

     Datafiles are not written to during hot backups.

    C

     Changes to the database are cached during the backup and not written to the datafiles to ensure that the datafiles are consistent when recovered.

    D

     The datafile headers are not updated during the backup.

    E

     The way data is written to the online redo logs is unchanged during the backup.


    正确答案： D
    解析： 暂无解析

  • 第10题：

    单选题
    In what state are the datafiles of a tablespace after a TSPITR has been successfully completed？（）
    A

     The datafiles have an ONLINE status.

    B

     The datafiles have an OFFLINE status.

    C

     The datafiles have an ONLINE status and are in hot backup mode prepared for an online backup.

    D

     The datafiles have an OFFLINE status and are in hot backup mode for an online backup.

    E

     The datafiles are in STANDBY mode.


    正确答案： D
    解析： 暂无解析

  • 第11题：

    单选题
    When performing a backup， which of the following media types would have no moving parts？（）
    A

     Tape

    B

     Flash

    C

     WORM

    D

     Optical


    正确答案： A
    解析： 暂无解析

  • 第12题：

    单选题
    What is the correct order of steps to perform an online database backup？（）   a. alter database begin backup b. alter database end backup c. Back up the database datafiles d. Back up the archive log files e. alter system switch logfile
    A

    a， b， c， d， e

    B

    e， d， a， b， c

    C

    a， c， b， d， e

    D

    d， b， c， a， e

    E

    a， c， b， e， d


    正确答案： E
    解析： 暂无解析

  • 第13题：

    The size of the largest datafile， data1.dbf， in your database is 30MB. You issued the following command：   RMAN>CONFIGURE MAXSETSIZE 10MB；     What will be the impact of the above setting？（）

    • A、 While performing the backup of the datafile，data1.dbf，one backup set is created.
    • B、 While performing the backup of the datafile，data1.dbf，two backup sets are created.
    • C、 While performing the backup of the datafile，data1.dbf，three backup sets are created.
    • D、 While performing the backup of the datafile，data1.dbf，the command for performing a backup of the datafile，data1.dbf，will fail.

    正确答案:D

  • 第14题：

    When performing a backup using Recovery Manager （RMAN）， which four types of files can be backed up with the RMAN BACKUPcommand？ （）

    • A、 data file
    • B、 password file
    • C、 archivelog file
    • D、 temporary file
    • E、 online redo log file
    • F、 the current control file
    • G、 the tnsnames.ora file
    • H、 current server parameter file

    正确答案:A,C,F,H

  • 第15题：

    When performing a backup using Recovery Manager （RMAN）， which four types of files can be backed up with the RMAN BACKUP command？（）

    • A、data file
    • B、password file
    • C、archivelog file
    • D、temporary file
    • E、online redo log file
    • F、the current control file
    • G、the tnsnames.ora file
    • H、current server parameter file

    正确答案:A,C,F,H

  • 第16题：

    In which of the following scenarios is a tablespace recovery required？（）

    • A、 when recovering a lost read-only tablespace from a read-only tablespace backup
    • B、 when recovering a lost read-only tablespace from a read-write tablespace backup when the database is running in  ARCHIVELOG mode
    • C、 when recovering a lost read-only tablespace from a read-write tablespace backup when the database is running in  NOARCHIVELOG mode and the changes in the online redo log files have been overwritten
    • D、 when recovering a lost read-only tablespace from a read-only tablespace backup using the backup of the control file， the control file was created using the ALTER DATABASE BACKUP CONTROLFILE TO TRACE statement， and this statement was issued when the tablespace was read-only

    正确答案:B

  • 第17题：

    Which of the following statements is true when the database is in ARCHIVELOG mode and tablespaces are in hot backup mode？（）

    • A、 Archive log generation is suspended until the tablespaces are taken out of hot backup mode. 
    • B、 Datafiles are not written to during hot backups.
    • C、 Changes to the database are cached during the backup and not written to the datafiles to ensure that the datafiles are consistent when recovered.
    • D、 The datafile headers are not updated during the backup.
    • E、 The way data is written to the online redo logs is unchanged during the backup.

    正确答案:D

  • 第18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： C,B
    解析： 暂无解析

  • 第19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20题：

    单选题
    You issued the following RMAN command：  RMAN> CONFIGURE CONTROLFILE AUTOBACKUP ON；     What is NOT an impact of using the above command？（）
    A

     When a successful backup is recorded in the RMAN repository， then a backup of the current control file is performed.

    B

     When a structural change is made to the database， then a backup of the current control file is performed.

    C

     When a successful backup is performed in the RMAN repository， then a backup of the spfile is performed.

    D

     When a structural change is made to the database， then a backup of the alert log file will be performed.


    正确答案： C
    解析： 暂无解析

  • 第21题：

    多选题
    You work as a database administrator for Certkiller .com. You are using Recovery Manager （RMAN） to perform backups in your databases.  Which four backup operations can be performed using RMAN？（）
    A

    A backup of the target database when it is mounted

    B

    A backup of online redo log files when the database is open

    C

    A backup of only used data blocks in the file beingbeingbackup up

    D

    A backup of online， read/write data files when the database is open

    E

    A backup of only those data blocks that have changed since a previous backup

    F

    A backup of online， read/write data files when the database is in the NOMOUNT state.


    正确答案： A,C,D,E
    解析： 暂无解析

  • 第22题：

    单选题
    In which situation would you use the Oracle Shared Server configuration？（）
    A

    when performing export and import using Oracle Data Pump

    B

    when performing backup and recovery operations using Oracle Recovery Manager

    C

    when performing batch processing and bulk loading operation in a data warehouse environment 

    D

    in an online transaction processing （OLTP） system where large number of client sessions are idle most of the time


    正确答案： D
    解析： 暂无解析

  • 第23题：

    单选题
    When youre performing active database duplication，a backup of what kind is required？（）
    A

     A current RMAN backup-set backup is required.

    B

     No backup is required.

    C

     An RMAN image backup is required.

    D

     A manual backup is required.

    E

     A duplicate preparatory backup is required.


    正确答案： C
    解析： 暂无解析

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