On Friday at 11:30 am you decided to flash back the database because of a user error that occurred at 8:30 am. Which option must you use to check whether a flashback operation can recover the database to the specified time? （）

A、Check the alert log file

B、Query the V$FLASHBACK_DATABASE_LOG view

C、Query the V$RECOVERY_FILE_DEST_SIZE view

D、Query the V$FLASHBACK_DATABASE_STAT view

E、Check the value assigned for the UNDO_RETENTION parameter

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第1题

[单选题] Please supply us with 250 tons of fresh water. You are requested to deliver it on board（）.

A、till Friday B、on Friday at the latest C、until Friday afterwards D、at Friday soonest

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第2题

[] On Friday at 11:30 am you decided to flash back the database because of a user error that occurred at 8:30am. Which option must you use to check whether a flashback operation can recover the database to the specified time?（） On Friday at 11:30 am you decided to flash back the database because of a user error that occurred at 8:30am. Which option must you use to check whether a flashback operation can recover the database to the specified time?（）

A、A. Check the alert log file B、B. Query the V$FLASHBACK_DATABASE_LOG view C、C. Query the V$RECOVERY_FILE_DEST_SIZE view D、D. Query the V$FLASHBACK_DATABASE_STAT view E、E. Check the value assigned for the UNDO_RETENTION parameter

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第3题

[单选题] I sometimes go to the pub（）Friday.

A、in B、on C、at

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第4题

[单选题] You have a file server named Server1 that runs Windows Server 2003 Service Pack 2 (SP2).You need to implement a backup schedule on Server1 to meet the following requirements:·Everyday, back up all files and folders to disk.·Every Friday, back up all files and folders to tape.·Every Sunday, Tuesday, and Thursday, back up only the files and folders that have changed since theprevious Friday’s backup to tape.Which backup jobs should you create?（）

A、·a normal backup to disk everyday ·a normal backup to tape on Friday ·a differential backup to tape on Sunday, Tuesday, and Thursday B、·a normal backup to disk everyday ·a normal backup to tape on Friday ·an incremental backup to tape on Sunday, Tuesday, and Thursday C、·a copy backup to disk everyday ·a normal backup to tape on Friday ·a differential backup to tape on Sunday, Tuesday and, Thursday D、·a copy backup to disk everyday ·a normal backup to tape on Friday ·an incremental backup to tape on Sunday, Tuesday and, Thursday

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第5题

[单选题] You have a file server named Server1 that runs Windows Server 2003 Service Pack 2 (SP2). You need to implement a backup schedule on Server1 to meet the following requirements: ·Everyday, back up all files and folders to disk. ·Every Friday, back up all files and folders to tape. ·Every Sunday, Tuesday, and Thursday, back up only the files and folders that have changed since the previous Friday’s backup to tape. Which backup jobs should you create? （）

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第6题

[单选题] Would you rather come on Friday or Saturday?（）

A、Yes, of course B、No, thanks C、It doesn't matter D、Friday

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第7题

[] You have a server that runs Windows Server 2003 Service Pack 2 (SP2). You back up the files on the server by using the following schedule: ·Full backup every Sunday ·Differential backup at 01:00 every Monday to Friday You want to restore the version of a file stored on the server at the start of the business day on Wednesday. You are unsure when the file was last modified. You need to restore the appropriate version of the file by using the minimum number of tapes. Which backup jobs should you review to locate the correct version of the file? （） You have a server that runs Windows Server 2003 Service Pack 2 (SP2). You back up the files on the server by using the following schedule: ·Full backup every Sunday ·Differential backup at 01:00 every Monday to Friday You want to restore the version of a file stored on the server at the start of the business day on Wednesday. You are unsure wh

A、A. the differential backup from Tuesday B、B. the differential backup from Wednesday and then the full backup from Sunday C、C. the full backup from Sunday D、D. the full backup from Sunday and then all other backups