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单选题
You take backups of your hard drives every night. On Thursday morning you see that the hard disk has crashed. The backup log shows: * Friday normal backup completed * Saturday incremental backup completed * Sunday incremental backup completed * Monday incremental backup completed * Tuesday incremental backup incomplete * Wednesday incremental backup completed. What should you do to restore your data to the update state?（ ）
A
Restore using the tapes from Friday， Saturday， Sunday， Monday and Wednesday.
B
Restores using only Fridays tape
C
Restore using the tapes from Thursday， Friday， Saturday， Sunday and Tuesday.
D
Restore using the tapes from Friday and Tuesday.
E
Restore using the tapes from Tuesday and Thursday.
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更多 “单选题You take backups of your hard drives every night. On Thursday morning you see that the hard disk has crashed. The backup log shows: * Friday normal backup completed * Saturday incremental backup completed * Sunday incremental backup completed * Monday incremental backup completed * Tuesday incremental backup incomplete * Wednesday incremental backup completed. What should you do to restore your data to the update state?（ ）A Restore using the tapes from Friday， Saturday， Sunday， Monday and Wednesday.B Restores using only Fridays tapeC Restore using the tapes from Thursday， Friday， Saturday， Sunday and Tuesday.D Restore using the tapes from Friday and Tuesday.E Restore using the tapes from Tuesday and Thursday.” 相关考题
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单选题You need to improve the speed of backups on SQL1. Management has approved the purchase of additional hard disks for this server. What should you do？（）A
Configure the hard disks as a RAID-0 array， and store the backups on this new array.B
Configure the hard disks as a RAID-5 array， and store the backups on this new array.C
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考题
单选题Your database is open and running in ARCHIVELOG mode. You take RMAN full backups every Sunday night. On Monday morning， while querying the user1.employees table， you receive the following error message： 01578： ORACLE data block corrupted （file # 5， block # 51） ORA/x7f01110： data file 5： ’/u01/app/oracle/oradata/orcl/example01.dbf’ You need to rectify the corruption while ensuring the following： The data file should remain online. The mean time to recover （MTTR） should be minimal. You are not using a backup control file， and all the archived logs are accessible. Which option would you choose？（）A
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use the RESTORE DATABASE and RECOVER DATABASE commandsF
investigate the time at which the corruption occurred and perform a pointintime recovery
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Restore the Wednesday backup, then restore the Tuesday backup, and then restore the Monday backup.B
Restore the Wednesday backup, and then restore the Monday backup.C
Restore the Monday backup, then restore the Tuesday backup, and then restore the Wednesday backup.D
Restore the Monday backups, and then restore the Wednesday backup.
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Schedule a normal backup every Sunday. Schedule incremental backups every Monday through Saturday.B
Schedule a normal backup every Sunday. Schedule differential backups every Monday through Saturday.C
Schedule a copy backup every day.D
Schedule a normal backup every day.
考题
单选题You have only two redo log groups and these groups get overwritten several times in a day. Your database operates in NOARCHIVELOG mode and user/x7fmanaged consistent backups are performed every Sunday night. On Thursday morning， you find that an important table has been dropped and purged. With reference to this scenario， up to what point in time can the data be recovered？（）A
until Thursday morningB
until last Sunday’s backupC
until Wednesday eveningD
until that point in time when the database is openedE
until that point in time when the recovery is performedF
until that point in time when the table is dropped and purged
考题
单选题You are a database administrator for your company. Each night， you perform full backups of your SQL Server 2005 computer. During business hours， you perform hourly transaction log backups. You rebuild database indexes each night. You need to modify your backup strategy. You must ensure that the database recovers to a new server as quickly as possible. What should you do？（）A
Schedule the full backups to run after the nightly index is rebuilt.B
Schedule the full backup to run before the nightly index is rebuilt. Schedule a differential backup to run after the nightly index is rebuilt.C
Schedule an additional transaction log backup to run after the nightly index is rebuilt.D
Schedule a marker to be added to the transaction log before the nightly index is rebuilt.
考题
问答题If a doctor gives you 3 pills and tells you to take one pill every half hour, how long will it take to take them all?
考题
单选题Your database runs in NOARCHIVELOG mode， and is backed up every night using RMAN scripts. However， last night your assistant DBA performed a manual operating system backup， instead of running the scripts. Today your database crashed and you now want to use the backups from last night. What do you need todo？（）A
You need to perform the restore and recover operations manually, because the backup was made manually. B
First you need to resynchronize the catalog with the control file, and then you can use RMAN to recover the database. C
First you need to add the backup to the catalog using the CATALOG command, and then you can use RMAN to recover the database. D
You can just use RMAN and recover the database, because RMAN automatically updates the catalog with the backup information.
考题
多选题Your network contains a server that runs Windows Server 2008 R2. You need to schedule backups of the server. The solution must ensure that multiple versions of the backup are available. Which two possible backup locations should you use？（）Aexternal hard diskBinternal hard diskCoptical mediaDremote shared folder
考题
单选题A crew member has just fallen overboard off your port side. Which action should you take?（）.A
Immediately put the rudder over hard rightB
Immediately put the rudder over hard leftC
Immediately put the engines asternD
Wait until the stern is well clear of the man and then put the rudder over hard right
考题
单选题You have only two redo log groups and these groups get overwritten several times in a day. Your database operates in NOARCHIVELOG mode and user-managed consistent backups are performed every Sunday night. On Thursday morning， you find that an important table has been dropped and purged. With reference to this scenario， up to what point in time can the data be recovered？（）A
until Thursday morningB
until that point in time when the database is openedC
until that point in time when the recovery is performedD
until last Sunday’s backupE
until that point in time when the table is dropped and purgedF
until Wednesday evening
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