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单选题
You work as a database administrator for Certkiller .com. Your database is in NOARCHIVELOG mode and you want to perform a backup. Which type of backup would be appropriate in this case? ()
A

Hot backup

B

Online backup

C

consistent backup

D

incremental backup

E

inconsistent backup


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考题 单选题You work as a database administrator for Certkiller .com. You want to configure database backups to be run automatically.  Which tool or utility would you use to achieve this? ()A The DBMS_JOB packageB The BACKUP_JOB packageC The DBMS_BACKUP_RESTORE packageD The calendar tool in the Operating System (OS)E The backup scheduler in Enterprise Manager (EM)F The DBMS_BACKUP_SCHEDULER packager inline mode

考题 单选题You work as a database administrator for Supportcenter.cn. Your database is in NOARCHIVELOG mode and you want to perform a backup. Which type of backup would be appropriate in this case?()A Hot backupB Online backupC consistent backupD incremental backupE inconsistent backup

考题 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?()AA backup of the target database when it is mountedBA backup of online redo log files when the database is openCA backup of only used data blocks in the file beingbeingbackup upDA backup of online, read/write data files when the database is openEA backup of only those data blocks that have changed since a previous backupFA backup of online, read/write data files when the database is in the NOMOUNT state.

考题 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 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

考题 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 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

考题 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 filesB  password fileC  control fileD  change tracking file

考题 多选题You executed the following command in Recovery Manager (RMAN) to perform a backup of the DETTBS tablespace:  RMAN BACKUP TABLESPACE DETTBS;  Under which conditions would this command execute successfully? ()AThe database is in NOMOUNT state.BThe database is in ARCHIVELOG mode and the tablespace is online.CThe database is in ARCHIVELOG mode and the tablespace is offline.DThe database is in NOARCHIVELOG mode and the tablespace is online.EThe database is in NOARCHIVELOG mode and the tablespace is offline.

考题 单选题You work as a database administrator for Certkiller .com. According to your backup strategy, you performed an incremental level 0 backup of your database. Which statement regarding this backup is true?()A The backup is similar to image copy.B The backup contains all used data blocks.C The backup contains only unused data blocks.D The backup contains all data blocks changed since the last incremental level 1 backup.

考题 单选题Your database is in NOARCHIVELOG mode. You start to do a backup, but your users complain that they dont want you to shut down the database to perform the backup. What options are available to you?()A  Put the database in hot backup mode and perform an online backup,including backing up the  archived redo logs.B  Just back up the database datafiles without shutting down the database.C  You will have to wait until you can shut down the database to perform the backup.D  Mark each datafile as backup in progress, back them up individually,and then mark them as backup not in progress. No archived redo logs will need to be backed up.E  Only back up the datafiles that the user will not be touching. Once the user has finished what they were doing,you can shut down the database and back up the datafiles the user changed during the  course of the remaining backup