单选题How long will this backup be allowed to run?()  Backup as compressed backupset duration 2:00 minimize load databaseA2 minutesB2 hoursC2 daysDThe command will generate an error.EThis backup is not constrained by any time limitation.

题目
单选题
How long will this backup be allowed to run?()  Backup as compressed backupset duration 2:00 minimize load database
A

 2 minutes

B

 2 hours

C

 2 days

D

 The command will generate an error.

E

 This backup is not constrained by any time limitation.


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更多“单选题How long will this backup be allowed to run?()  Backup as compressed backupset duration 2:00 minimize load databaseA  2 minutesB  2 hoursC  2 daysD  The command will generate an error.E  This backup is not constrained by any time limitation.”相关问题
  • 第1题:

    You want to perform the database backup when user activity on your system is low, such as between 12:00 a.m. and 2:00 am. Which command terminates with an error if the backup is not complete at the end of the specified duration?()

    • A、RMAN> BACKUP DURATION 2:00 MINIMIZE LOAD DATABASE
    • B、RMAN> BACKUP DURATION 2:00 PARTIAL FILESPERSET 1 DATABASE
    • C、RMAN> BACKUP DURATION 2:00 PARTIAL MINIMIZE TIME DATABASE 
    • D、RMAN> BACKUP AS COPY DURATION 2:00 PARTIAL MINIMIZE LOAD DATABASE

    正确答案:A

  • 第2题:

    You perform a backup using the following BACKUP command: RMAN> BACKUP AS COMPRESSED BACKUPSET DATABASE,Which statement is true of this command?()

    • A、A different procedure is required to restore a database from compressed backups 
    • B、The AS COMPRESSED clause of the BACKUP command provided by RMAN is used to create compressed backup sets and image copies. 
    • C、Using this command to create backups minimizes the bandwidth consumed.
    • D、Using this command to create backups improves the performance of the backup process 

    正确答案:C

  • 第3题:

    What is the impact of the following backup if it exceeds the duration allowance?() Backup as compressed backupset duration 2:00 partial minimize load database ;  

    • A、 The entire backup will fail.It will not be usable for recovery.
    • B、 The entire backup will failbut any datafile successfully backed up will be usable for recovery.
    • C、 If this backup fails,subsequent backups will prioritize datafiles not backed up.
    • D、 If this backup fails,an error will be raised and any other commands will not be executed. 
    • E、 If this backup fails,no error will be raised and any other commands will be executed.

    正确答案:B

  • 第4题:

    You perform a backup using the following BACKUP command:   RMAN> BACKUP AS COMPRESSED BACKUPSET DATABASE;   Which statement is true of this command?()  

    • A、 A different procedure is required to restore a database from compressed backups
    • B、 The AS COMPRESSED clause of the BACKUP command provided by RMAN is used to create compressed  backup sets and image copies.
    • C、 Using this command to create backups minimizes the bandwidth consumed
    • D、 Using this command to create backups improves the performance of the backup process

    正确答案:C

  • 第5题:

    You are performing a backup of your database across the network. While taking the backup, you want to save space on the storage media and reduce the network bandwidth. Which command will you issue to configure the required type of backup?()

    • A、 CONFIGURE DEVICE TYPE TO sbt BACKUP TYPE TO BACKUPSET;
    • B、 CONFIGURE DEVICE TYPE TO disk BACKUP TYPE TO COPY;
    • C、 CONFIGURE DEVICE TYPE TO sbt BACKUP TYPE TO COMPRESSED BACKUPSET;
    • D、 CONFIGURE DEVICE TYPE TO sbt BACKUP TYPE TO COMPRESSED COPY;

    正确答案:C

  • 第6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7题:

    单选题
    You want to perform the database backup when user activity on your system is low, such as between 12:00 a.m. and 2:00 am. Which command terminates with an error if the backup is not complete at the end of the specified duration?()
    A

    RMAN> BACKUP DURATION 2:00 MINIMIZE LOAD DATABASE

    B

    RMAN> BACKUP DURATION 2:00 PARTIAL FILESPERSET 1 DATABASE

    C

    RMAN> BACKUP DURATION 2:00 PARTIAL MINIMIZE TIME DATABASE 

    D

    RMAN> BACKUP AS COPY DURATION 2:00 PARTIAL MINIMIZE LOAD DATABASE


    正确答案: C
    解析: 暂无解析

  • 第8题:

    单选题
    You have a server named Server1 that runs Windows Server 2003 Service Pack 2 (SP2). You perform a normal backup of Server1 every Saturday. You need to implement a backup strategy for Server1 to meet the following requirements: ·Minimize the time required to restore files. ·On weekdays, back up only files that have changed since the Saturday backup. Which type of backup should you perform on weekdays?()
    A

    copy

    B

    daily

    C

    differential

    D

    incremental


    正确答案: D
    解析: 暂无解析

  • 第9题:

    单选题
    In your database, the flash recovery area (FRA) is configured as the default for RMAN backups. You executed the following commands to configure the settings in RMAN: RMAN> CONFIGURE DEVICE TYPE disk PARALLELISM 2 BACKUP TYPE TO BACKUPSET; RMAN> CONFIGURE CHANNEL 1 DEVICE TYPE disk FORMAT '/home/oracle/disk1/%U'; RMAN> CONFIGURE CHANNEL 2 DEVICE TYPE disk FORMAT '/home/oracle/disk2/%U'; You issue the following RMAN command to backup the database: RMAN> RUN 2> { 3> ALLOCATE CHANNEL ch1 DEVICE TYPE disk; 4> BACKUP DATABASE; 5> } Which statement is true about the outcome?()
    A

    Only one channel is allocated and the backup is created in the flash recovery area

    B

    Only one channel is allocated and the backup is created in the destination specified for channel 1

    C

    Two channels are allocated and backup sets are created in the destinations specified for channels 1 and 2

    D

    Three channels are allocated and backup sets are created in the destinations specified for channels 1, 2, and FRA


    正确答案: C
    解析: 暂无解析

  • 第10题:

    单选题
    A shoot-out has erupted between your MS development teams using .NET and your Linux development teams using Java.  Knowing that your database is in danger,which command would you use to back up your NOARCHIVELOG mode database using RMAN with compression?()
    A

     backup database all

    B

     backup compressed database

    C

     backup as compressed backupset database

    D

     backup as compressed backup database plus archivelog all

    E

     backup as compressed backupset database plus compress archivelog all


    正确答案: D
    解析: 暂无解析

  • 第11题:

    单选题
    You performed the RMAN database backup having a backupset key number 231 with the KEEP FOREVER option. After some days, you want to change the status of the database backup and you issued the following command: RMAN>CHANGE BACKUPSET 231 NOKEEP; What is the implication of this command?()
    A

    The backup is deleted.

    B

    The backup is marked unavailable.

    C

    The backup overrides the backup retention policy.

    D

    the backup becomes eligible for deletion according to the existing retention policy


    正确答案: A
    解析: 暂无解析

  • 第12题:

    单选题
    How long will this backup be allowed to run?()  Backup as compressed backupset duration 2:00 minimize load database
    A

     2 minutes

    B

     2 hours

    C

     2 days

    D

     The command will generate an error.

    E

     This backup is not constrained by any time limitation.


    正确答案: B
    解析: 暂无解析

  • 第13题:

    How long will this backup be allowed to run?()  Backup as compressed backupset duration 2:00 minimize load database

    • A、 2 minutes
    • B、 2 hours
    • C、 2 days
    • D、 The command will generate an error.
    • E、 This backup is not constrained by any time limitation.

    正确答案:B

  • 第14题:

    You are maintaining your database in Oracle10g. You are performing the backup by using the BACKUP AS BACKUPSET command at the RMAN prompt. Which file cannot be backed up by using the BACKUP AS BACKUPSET command?()

    • A、Datafiles
    • B、 Current control file
    • C、 Server parameter file (spfile)
    • D、 Password file

    正确答案:D

  • 第15题:

    In your database, the flash recovery area (FRA) is configured as the default for RMAN backups. You executed the following commands to configure the settings in RMAN: RMAN> CONFIGURE DEVICE TYPE disk PARALLELISM 2 BACKUP TYPE TO BACKUPSET; RMAN> CONFIGURE CHANNEL 1 DEVICE TYPE disk FORMAT '/home/oracle/disk1/%U'; RMAN> CONFIGURE CHANNEL 2 DEVICE TYPE disk FORMAT '/home/oracle/disk2/%U'; You issue the following RMAN command to backup the database: RMAN> RUN 2> { 3> ALLOCATE CHANNEL ch1 DEVICE TYPE disk; 4> BACKUP DATABASE; 5> } Which statement is true about the outcome?()

    • A、Only one channel is allocated and the backup is created in the flash recovery area
    • B、Only one channel is allocated and the backup is created in the destination specified for channel 1
    • C、Two channels are allocated and backup sets are created in the destinations specified for channels 1 and 2
    • D、Three channels are allocated and backup sets are created in the destinations specified for channels 1, 2, and FRA

    正确答案:A

  • 第16题:

    A shoot-out has erupted between your MS development teams using .NET and your Linux development teams using Java.  Knowing that your database is in danger,which command would you use to back up your NOARCHIVELOG mode database using RMAN with compression?()

    • A、 backup database all
    • B、 backup compressed database
    • C、 backup as compressed backupset database
    • D、 backup as compressed backup database plus archivelog all
    • E、 backup as compressed backupset database plus compress archivelog all

    正确答案:C

  • 第17题:

    You performed the RMAN database backup having a backupset key number 231 with the KEEP FOREVER option.  After some days, you want to change the status of the database backup and you issued the following command:   RMAN>CHANGE BACKUPSET 231 NOKEEP;   What is the implication of this command?()

    • A、 The backup is deleted.
    • B、 The backup is marked unavailable.
    • C、 The backup overrides the backup retention policy.
    • D、 the backup becomes eligible for deletion according to the existing retention policy.

    正确答案:D

  • 第18题:

    单选题
    You are performing a backup of your database across the network. While taking the backup, you want to save space on the storage media and reduce the network bandwidth. Which command will you issue to configure the required type of backup?()
    A

     CONFIGURE DEVICE TYPE TO sbt BACKUP TYPE TO BACKUPSET;

    B

     CONFIGURE DEVICE TYPE TO disk BACKUP TYPE TO COPY;

    C

     CONFIGURE DEVICE TYPE TO sbt BACKUP TYPE TO COMPRESSED BACKUPSET;

    D

     CONFIGURE DEVICE TYPE TO sbt BACKUP TYPE TO COMPRESSED COPY;


    正确答案: D
    解析: 暂无解析

  • 第19题:

    单选题
    You have a file server named Server1 that runs Windows Server 2003 Service Pack 2 (SP2). You need to use Windows Backup to meet the following requirements: ·Minimize the number of scheduled backup jobs. ·Perform a scheduled normal backup to disk every Friday. ·Perform a scheduled normal backup to tape every Friday. ·Perform scheduled differential backups to tape every Monday, Tuesday, Wednesday, and Thursday. How many scheduled jobs should you create from Windows Backup? ()
    A

    one

    B

    two

    C

    three

    D

    six


    正确答案: D
    解析: 暂无解析

  • 第20题:

    单选题
    What does the minimize load database parameter mean when backing up a database?()
    A

    RMAN will attempt to make the backup run as fast as possible without any IO limitations. 

    B

    RMAN will automatically restrict the number of channels in use to one. 

    C

    RMAN will spread the backup IO over the total duration stated in the backup command.

    D

    RMAN will skip any datafile that currently is involved in an IO operation. RMAN will retry backing up the datafile later and an error will be raised at the end of the backup if the datafile cannot be backed up. 

    E

    Datafiles will be backed up; those having the lowest current number of IO operations will be backed up first. 


    正确答案: C
    解析: 暂无解析

  • 第21题:

    单选题
    You are maintaining your database in Oracle10g. You are performing the backup by using the BACKUP AS BACKUPSET command at the RMAN prompt. Which file cannot be backed up by using the BACKUP AS BACKUPSET command?()
    A

    Datafiles

    B

     Current control file

    C

     Server parameter file (spfile)

    D

     Password file


    正确答案: D
    解析: 暂无解析

  • 第22题:

    单选题
    You perform a backup using the following BACKUP command: RMAN> BACKUP AS COMPRESSED BACKUPSET DATABASE; Which statement is true of this command?()
    A

    A different procedure is required to restore a database from compressed backups

    B

    The AS COMPRESSED clause of the BACKUP command provided by RMAN is used to create compressed backup sets and image copies.

    C

    Using this command to create backups minimizes the bandwidth consumed

    D

    Using this command to create backups improves the performance of the backup process


    正确答案: C
    解析: 暂无解析

  • 第23题:

    单选题
    What is the impact of the following backup if it exceeds the duration allowance?() Backup as compressed backupset duration 2:00 partial minimize load database ;
    A

     The entire backup will fail.It will not be usable for recovery.

    B

     The entire backup will failbut any datafile successfully backed up will be usable for recovery.

    C

     If this backup fails,subsequent backups will prioritize datafiles not backed up.

    D

     If this backup fails,an error will be raised and any other commands will not be executed. 

    E

     If this backup fails,no error will be raised and any other commands will be executed.


    正确答案: C
    解析: 暂无解析

  • 第24题:

    单选题
    Which command is used to configure RMAN to perform a compressed backup for every backup executed?()
    A

     BACKUP AS COMPRESSED BACKUPSET DATABASE

    B

     BACKUP AS COMPRESSED COPY OF DATABASE

    C

     CONFIGURE DEVICE TYPE DISK BACKUP TYPE TO COMPRESSED BACKUPSET

    D

     CONFIGURE DEVICE TYPE DISK BACKUP TYPE COMPRESS 

    E

     BACKUP DATABASE COMPRESS


    正确答案: B
    解析: 暂无解析