单选题You lost the PRODSTD tablespace, which was read-only. The tablespace was read-only when the last backup was taken. How would you recover the tablespace?()A restore the tablespace from the backup, and then perform an incomplete recoveryB restore the tablespace from the backup, and then apply all the redo informationC restore all the data files in the database, and then perform an incomplete recoveryD restore the tablespace from the backup

单选题
You lost the PRODSTD tablespace, which was read-only. The tablespace was read-only when the last backup was taken. How would you recover the tablespace?()
A

 restore the tablespace from the backup, and then perform an incomplete recovery

B

 restore the tablespace from the backup, and then apply all the redo information

C

 restore all the data files in the database, and then perform an incomplete recovery

D

 restore the tablespace from the backup


参考解析

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单选题You have lost datafile 4 from your database. Which is typically the fastest way to restore your database? ()ARestore and recover the datafile. BRestore and recover the tablespace. CRestore and recover the database. DRestore and recover the control file. ERestore and recover the parameter file.

单选题You lost the PRODSTD tablespace, which was read/write. The tablespace was read/x7fonly when the last backup was performed. How would you recover the tablespace?()Arestore the tablespace from the backup; there is no need to apply the redo information Brestore the full database to recover the data up to the point when you performed the backup Crestore the tablespace from the backup, and then perform a recovery using the backup control fileDrestore the tablespace from the backup, and then recover the tablespace; all the redo information from the point when the tablespace was made read/write is applied

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单选题Due to media failure you lost one of the data files belonging to the USERS tablespace, and the tablespace is not available to use. Which statement regarding the status of the database is true?()AThe database remains open.BThe database gets dismounted.CThe database becomes read only.DThe database instance gets aborted.EThe database gets shut down automatically.FThe status of the database depends on the status of the USERS tablespace.

单选题In which situation are you NOT required to perform an incomplete recovery?()A when all the control files are lostB when all the members of a redo log group are lostC when a table is dropped and purged from the Recycle BinD when a temporary file of the default temporary tablespace is lost

多选题You lost the index tablespace in your database. You decided to re-create the index tablespace and the indexes in the tablespace. What methods can you use to re-create the indexes?()ASQL scriptsBRecovery Manager (RMAN) scriptCData PumpDSQL*LoaderEFlashback database

单选题In your production database, users report that they are unable to generate reports on an important table because it does not contain any data. While investigating the reason, you realize that another user executed the TRUNCATE TABLE command, which accidentally caused the data to be lost. Now you want to recover the lost data of the table without affecting objects in other schemas.  Which method must you use to recover the lost data?()A Complete Recovery with online redo logB Complete Recovery with archived redo logC Tablespace Point-in-Time Recovery (TSPITR)D Incomplete Recovery with system change number (SCN)

单选题Your database is configured in NOARCHIVELOG mode. Due to a media failure, you have lost one of the datafiles belonging to a read-only tablespace. You know that the last backup was performed after the tablespace was made read-only. Which action should you take to restore the missing datafile in the minimum amount of time?()A Restore all the datafiles from the backup.B Restore only the lost datafile from the backup.C Restore all the datafiles for the lost tablespace from the backup.D Restore all the datafiles for the lost tablespace and all the SYSTEM and SYSAUX datafiles from the backup.

多选题You lost a data file that belongs to an index tablespace in your database, which operates in ARCHIVELOG mode. Loss of the data file resulted in increased response time on your queries. Which two options would you use to solve this problem? ()ARestore the lost data file from the backup, and then flash back the database.BRestore the data file pertaining to index tablespace, and then recover the tablespace.CRestore all the data files, and then perform an incomplete recovery to get the tablespace back.DRestore all the data files, and then perform an incomplete recovery using the backup control file.EDrop and re-create the index tablespace, and then re-create all of the indexes in that tablespace.