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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
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更多 “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” 相关考题
考题
At database startup， you discover that one of the disks containing an index tablespace has been lost due to a media failure. A backup of the lost index tablespace is not available. You have all the necessary scripts to recreate the indexes. You need to re-create the indexes in a new index tablespace. Which action must you perform before re-creating the indexes？（）A、 Start the database in OPEN mode， and create a new index tablespace.B、 Start the database in OPEN mode， and drop the lost index tablespace from the database.C、Start the database in MOUNT mode， create a new index tablespace， and drop the lost index tablespace from the database.D、 Start the database in MOUNT mode， drop the lost index tablespace from the database， open the database， and create a new index tablespace.
考题
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）
考题
You lost a temporary file that belongs to the default temporary tablespace in your database. From the options provided， which approach would you take to solve the problem？ （）A、flash back the databaseB、import the temporary tablespace from the last exportC、restore all the data files and temporary files from the last full database backup and perform a recoveryD、not perform a recovery， but create a new temporary tablespace， make it the default temporary tablespace and then drop the old tablespace
考题
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？（）A、 SQL scriptsB、 Recovery Manager （RMAN） scriptC、 Data PumpD、 SQL*LoaderE、 Flashback database
考题
You lost the index tablespace in your database. You decided to re/x7fcreate the index tablespace and the indexes in the tablespace. What methods can you use to re/x7fcreate the indexes？（）A、Data PumpB、SQL scriptsC、SQL*LoaderD、Flashback databaseE、Recovery Manager （RMAN） script
考题
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？（）A、The database remains open.B、The database gets dismounted.C、The database becomes read only.D、The database instance gets aborted.E、The database gets shut down automatically.F、The status of the database depends on the status of the USERS tablespace.
考题
You executed the STARTUP MOUNT command to start your database. For which database operation do you need to start the database in the MOUNT state？（）A、renaming the control filesB、dropping a user in your databaseC、enabling or disabling redo log archivingD、dropping a tablespace in your databaseE、re-creating the control files， after you lost all the control files in your database
考题
When performing an incomplete recover of the whole database， which data files must you restore？ （）A、Only the damaged or lost data files.B、All of the data files of the database.C、Only the data files belonging to the SYSTEM tablespace.D、The data files belonging to the SYSTEM tablespace and the damaged or lost data files.
考题
You lost the index tablespace in your database. You are not able to use tablespace point-in-time recovery on the index tablespace. What could be the reason for this？（）A、 The index tablespace contains bitmap indexes.B、 The index tablespace contains more than one data file.C、 The index tablespace supports only complete recovery.D、 The index tablespace is not a dictionary-managed tablespace.E、 There is a dependency relationship between a table and its indexes.
考题
Your database is in ARCHIVELOG mode. You lost an index tablespace due to a disk failure while the database was open. You have neither a backup of the lost index tablespace nor the scripts containing the CREATE INDEX statements to recreate the indexes. Currently， several users are executing long-running queries on the database. What will happen to the ongoing activity in the database？（）A、 The queries that are currently executing will abort and an error message will be returned to the user.B、 The queries that are currently executing will execute normally but future queries will not executed.C、 Data Manipulation Language （DML） statements cannot be performed on the tables on which the indexes are based.D、 The currently executing and future queries will execute normally， but will be slower
考题
In which of the following scenarios is a tablespace recovery required？（）A、 when recovering a lost read-only tablespace from a read-only tablespace backupB、 when recovering a lost read-only tablespace from a read-write tablespace backup when the database is running in ARCHIVELOG modeC、 when recovering a lost read-only tablespace from a read-write tablespace backup when the database is running in NOARCHIVELOG mode and the changes in the online redo log files have been overwrittenD、 when recovering a lost read-only tablespace from a read-only tablespace backup using the backup of the control file， the control file was created using the ALTER DATABASE BACKUP CONTROLFILE TO TRACE statement， and this statement was issued when the tablespace was read-only
考题
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
考题
Your database is functioning in ARCHIVELOG mode. In which two situations would you perform a cancel-based recovery？ （）A、 You find that one of the redo log members in each redo log group is lost.B、 You find that a data file that belongs to the USERS tablespace is damaged.C、 You find that a data file that belongs to the SYSTEM tablespace is damaged.D、 You find that the current redo log group is damaged and is not available for recovery.E、 You realized while performing a recovery that an archived redo log file needed for recovery is lost.
考题
单选题You lost the index tablespace in your database. You are not able to use tablespace point-in-time recovery on the index tablespace. What could be the reason for this？（）A
The index tablespace contains bitmap indexes.B
The index tablespace contains more than one data file.C
The index tablespace supports only complete recovery.D
The index tablespace is not a dictionary-managed tablespace.E
There is a dependency relationship between a table and its indexes.
考题
单选题You executed the STARTUP MOUNT command to start your database. For which database operation do you need to start the database in the MOUNT state？（）A
renaming the control filesB
dropping a user in your databaseC
enabling or disabling redo log archivingD
dropping a tablespace in your databaseE
re-creating the control files， after you lost all the control files in your database
考题
单选题You lost the index tablespace in your database. You are not able to use tablespace point/x7fin/x7ftime recovery on the index tablespace. What could be the reason for this？（）A
The index tablespace contains bitmap indexes.B
The index tablespace contains more than one data file.C
The index tablespace supports only complete recovery.D
The index tablespace is not a dictionarymanaged tablespace.E
There is a dependency relationship between a table and its indexes.
考题
单选题When performing an incomplete recover of the whole database， which data files must you restore？ （）A
Only the damaged or lost data files.B
All of the data files of the database.C
Only the data files belonging to the SYSTEM tablespace.D
The data files belonging to the SYSTEM tablespace and the damaged or lost data files.
考题
单选题You lost the PRODSTD tablespace， which was read/write. The tablespace was read-only when the last backup was performed. How would you recover the tablespace？（）A
restore the tablespace from the backup； there is no need to apply the redo informationB
restore the full database to recover the data up to the point when you performed the backupC
restore the tablespace from the backup and then perform a recovery using the backup control fileD
restore 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
考题
单选题You have lost datafile 4 from your database. Which is typically the fastest way to restore your database? （）A
Restore and recover the datafile. B
Restore and recover the tablespace. C
Restore and recover the database. D
Restore and recover the control file. E
Restore and recover the parameter file.
考题
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？（）A
restore the tablespace from the backup; there is no need to apply the redo information B
restore the full database to recover the data up to the point when you performed the backup C
restore the tablespace from the backup， and then perform a recovery using the backup control fileD
restore 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
考题
多选题You lost the index tablespace in your database. You decided to re/x7fcreate the index tablespace and the indexes in the tablespace. What methods can you use to re/x7fcreate the indexes？（）AData PumpBSQL scriptsCSQL*LoaderDFlashback databaseERecovery Manager （RMAN） script
考题
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？（）A
The database remains open.B
The database gets dismounted.C
The database becomes read only.D
The database instance gets aborted.E
The database gets shut down automatically.F
The status of the database depends on the status of the USERS tablespace.
考题
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
考题
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
考题
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）
考题
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.
考题
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.
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