多项选择题
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 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.
相关考题
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多项选择题
YouworkasadatabaseadministratorforSupportcenter.cn.Youwanttoadministeryourdatabaseservers，whicharerunningondifferenthostmachines，usingtheWeb-enabledgridcontrolinterface.Youhaveconfiguredtheagentonthehostmachines.YouhavestartedtheOracleDatabase10gGridControlutilityonyourmachine.Whichtwoadditionalcomponentswouldyouconfiguretoachievethisobjective？（）
A.Application Server Control
B.Oracle Management Service
C.Oracle Enterprise Manager Repository
D.Oracle Enterprise Manager Database Control -
单项选择题
YouworkasadatabaseadministratorforSupportcenter.cn.Youwanttoconfiguredatabasebackupstoberunautomatically.Whichtoolorutilitywouldyouusetoachievethis？（）
A.The DBMS_JOB package
B.The BACKUP_JOB package
C.The DBMS_BACKUP_RESTORE package
D.The calendar tool in the Operating System （OS）
E.The backup scheduler in Enterprise Manager （EM）
F.The DBMS_BACKUP_SCHEDULER packager inline mode -
多项选择题
You work as a database administrator for Supportcenter.cn. While setting up the database for your production environment， you want to create a user according to the requirements in the exhibit. Which three options of the CREATE USER command would you use to achieve this objective？（）
A.Profile
B.Account lock
C.Account unlock
D.Password expire
E.Quota 10MB on SupportCenter TBS1
F.Password never expire
G.Defaulttablespace SupportCenter TBS1
H.Quota unlimited on SupportCenter TBS1
I.TemporarytablespaceTEMP
J.TemporarytablespaceSYSTEM
