View the Exhibit and examine the output.You execute the following RMAN command to perform the backup operation:What is the multiplexing level in the preceding backup process()A. 4B. 8C. 7D. 0

题目
View the Exhibit and examine the output.You execute the following RMAN command to perform the backup operation:What is the multiplexing level in the preceding backup process()

A. 4

B. 8

C. 7

D. 0

相似考题

1.YoudiscoverthatthemsdbdatabaseonaSQLServer2005computeriscorruptandmustberestored.Databasesarebackedupdaily.Thedatabasebackupfilesarewrittentoanetworkshare，butthefilenamesdonotclearlyindicatewhichdatabasesareineachfile.Youneedtolocatethecorrectbackupfileasquicklyaspossible.ThefirstfileinthelistisnamedDBBackup.bak.WhichTransact-SQLstatementshouldyouuse？（）A.RESTORELABELONLYFROMDISK=N\\Server1\Backup\DBBackup.bakB.RESTOREHEADERONLYFROMDISK=N\\Server1\Backup\DBBackup.bakC.RESTOREVERIFYONLYFROMDISK=N\\Server1\Backup\DBBackup.bakD.RESTOREDATABASEMSDBFROMDISK=N\\Server1\Backup\DBBackup.bak

2.Examine the following command used to perform incremental level 0 backup:RMAN> BACKUP INCREMENTAL LEVEL 0 DATABASE;To enable the block change tracking, after the incremental level 0 backup you issued the following command:SQL> ALTER DATABASE ENABLE BLOCK CHANGE TRACKING USINGFILE ‘/mydir/rman_change_track.f‘;To perform incremental level 1 cumulative backup, you issued the following command:RMAN> BACKUP INCREMENTAL LEVEL 1 CUMULATIVE DATABASE;Which two statements are true in the above situation?（）A. The block change tracking data will be used only from the next incremental 0 backup.B. The incremental backup will use change tracking data for accomplishing the backup.C. The incremental backup will not use change tracking data for accomplishing the backup.D. The block track file will scan all the blocks and create bitmap for all the blocks backed up in the level 0 backup.

3.Examinethefollowingcommandusedtoperformincrementallevel0backup：RMAN>BACKUPINCREMENTALLEVEL0DATABASE；Toenabletheblockchangetracking，aftertheincrementallevel0backupyouissuedthefollowingcommand：SQL>ALTERDATABASEENABLEBLOCKCHANGETRACKINGUSINGFILE’/mydir/rman_change_track.f’；Toperformincrementallevel1cumulativebackup，youissuedthefollowingcommand：RMAN>BACKUPINCREMENTALLEVEL1CUMULATIVEDATABASE；Whichtwostatementsaretrueintheabovesituation？（）A.Theblockchangetrackingdatawillbeusedonlyfromthenextincremental0backup.B.Theincrementalbackupwillusechangetrackingdataforaccomplishingthebackup.C.Theincrementalbackupwillnotusechangetrackingdataforaccomplishingthebackup.D.Theblocktrackfilewillscanalltheblocksandcreatebitmapforalltheblocksbackedupinthelevel0backup.

4.After you have restored and recovered a database to a new host by using a previously performed Recovery Manager (RMAN) backup, which is the best option you would consider for the new database?()A. Opening the database in RESTRICTED modeB. Opening the database with the RESETLOGS optionC. Setting a new DBID for the newly restored databaseD. Restoring the server parameter file (SPFILE) to the new host

更多“View the Exhibit and examine the output.You execute the following RMAN command to perform the backup operation:What is the multiplexing level in the preceding backup process() ”相关问题

  • 第1题：

    Whichviewprovidesinformationonthebackupstatusofthedatafilesinthedatabase?()

    A.V$BACKUP

    B.V$BACKUP_STATUS

    C.V$BACKUP_DATAFILE

    D.V$DATAFILE_BACKUP

    E.V$TABLESPCE_BACKUP


    参考答案：A

  • 第2题：

    Youperformdifferentialincrementallevel1backupsofyourdatabaseoneachworkingdayandlevel0backuponSundays,totape.Whichtwostatementsaretrueaboutdifferentialincrementalbackups()

    A.ThebackupperformedonSundayscontainsalltheblocksthathaveeverbeenusedinthedatabase.

    B.ThebackupperformedonSundayscontainsalltheblocksthathavechangedsincethelastlevel1backup.

    C.Thebackupperformedoneachworkingdaycontainsalltheblocksthathavechangedsincethelastlevel0 backup.

    D.ThebackupperformedonMondaycontainsalltheblocksthathavechangedsincethelevel0backup，and everyotherworkingdaycontainsalltheblocksthathavechangedsincethelevel1backup


    参考答案：A, D

  • 第3题：

    WherecanyouobtaininformationaboutfulldatabasebackupsetcreatedusingRMAN,ifthecontrolfilewasusedastherepository?()

    A.V$BACKUPSET

    B.RC_DATABASE

    C.V$BACKUP_SET

    D.RC_BACKUP_SET


    参考答案：C

  • 第4题：

    Youbackedupthedatabaseat8a.m.todayusinganonlinebackup.Accountingmadealargechangetotheunderlyingdatabetween10a.m.andnoon.Whichofthefollowingactionswouldensurethatthechangescouldberecoveredusingthe8a.m.backup？（）

    A.Createamanualincrementalonlinedatabasebackup.

    B.Backupallthearchivedredologsgeneratedsincethe8a.m.backup.

    C.Createabrand-newbackupafterallthechangeshavebeenapplied.

    D.Thereisnowaytomakethechangesrecoverablebasedonthe8a.m.backup.

    E.Performanonlinebackupofthetablespace（s）thatcontainedchangeddata.


    参考答案：B

  • 第5题：

    YouaremanaginganOracleDatabase11gdatabasewiththisbackupstrategy：-EverySundaynight，level0backupisperformed.-OnMondaynightandsubsequentdays，level1incrementalbackupisperformed.Thebackupsarenotcumulativeincremental.WhichstatementaboutMonday’sbackupistrue（）

    A.Thebackupcontainsalltheusedblocks.

    B.Thebackupcontainsalltheusedandunusedblocks.

    C.Thebackupcontainsblocksthathavechangedsincethelastlevel0backup.

    D.Thebackupcontainsblocksthathavechangedsincethelastlevel1backuptakenlastweek.


    参考答案：C

  • 第6题：

    An administrator wants to restore the /etc/resolv.conf file from a mksysb backup onto server1. After the mksysb is mounted in /mnt/backup/ from the local nim server.Which command should be run to restore the file?（）

    A.tar -xvf /mnt/backup/server1.mksysb ./etc/resolv.conf

    B.restore -Tvf /mnt/backup/server1.mksysb ./etc/resolv.conf

    C.listvgbackup -f /mnt/backup/server1.mksysb -r ./etc/resolv.conf

    D.restorevgfiles -xrm /mnt/backup/server1.mksysb ./etc/resolv.conf


    参考答案：C

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