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单选题
You performed an incomplete recovery on your Oracle Database 10g database using the following command: SQL> RECOVER DATABASE 2 UNTIL TIME ’2004-08-05:12:10:03’ 3 USING BACKUP CONTROLFILE; In which situation would the above recovery be required?()
A
A user table was lost at the specified time.
B
A redo log file was lost at the specified time.
C
The backup control file is on a faster disk than the current one.
D
The current control file has a different path compared with the intended time of recovery.
E
The current control file does not match the physical structure of the database at the intended time of recovery.
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更多 “单选题You performed an incomplete recovery on your Oracle Database 10g database using the following command: SQL RECOVER DATABASE 2 UNTIL TIME ’2004-08-05:12:10:03’ 3 USING BACKUP CONTROLFILE; In which situation would the above recovery be required?()A A user table was lost at the specified time.B A redo log file was lost at the specified time.C The backup control file is on a faster disk than the current one.D The current control file has a different path compared with the intended time of recovery.E The current control file does not match the physical structure of the database at the intended time of recovery.” 相关考题
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You performed an incomplete recovery on your Oracle Database 10g database using the following command: SQL RECOVER DATABASE 2 UNTIL TIME ’2004-08-05:12:10:03’ 3 USING BACKUP CONTROLFILE; In which situation would the above recovery be required?()A、 A user table was lost at the specified time.B、 A redo log file was lost at the specified time.C、 The backup control file is on a faster disk than the current one.D、 The current control file has a different path compared with the intended time of recovery.E、 The current control file does not match the physical structure of the database at the intended time of recovery.
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Every Sunday, consistent backups are performed on your database. Because of a user error, you performed an incomplete recovery on Tuesday and opened the database with the RESETLOGS option. A user error occurs again on Thursday, which necessitates an incomplete recovery. Sunday’s backup is the most recent backup available. What would you do in this scenario?()A、recovery cannot be performed because a backup was not performed after the last incomplete recoveryB、restore all the files from Sunday’s backup, and then perform an incomplete recovery up to the point in time when the user error occurred on ThursdayC、restore all the files from Sunday’s backup, and then recover up to the point in time when the RESETLOGS operation was performed on TuesdayD、restore all the files from Sunday’s backup, and open the database to reset the database to the point in time when the backup was performed on Sunday
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It is a holiday and no transactions are being performed on the database. You took a consistent backup of your database without using Recovery Manager (RMAN). How would you make use of this consistent backup in RMAN?()A、cannot be used in RMANB、by starting up the database againC、by using the CATALOG command of RMAND、by using the RECOVER CATALOG command in RMANE、by re-creating the target control file to rebuild the RMAN repository
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You are maintaining your database in Oracle10g. You perform a full user-managed backup every Sunday at 8:00 P.M. Your database is running in ARCHIVELOG mode. On Monday, at 9:00 A.M., a tablespace is dropped. You decide to perform incomplete recovery to recover the dropped tablespace. Which two clauses can you use with the RECOVER command?()A、 UNTIL SEQUENCEB、 UNTIL SCNC、 UNTIL CHANGED、 UNTIL CANCEL
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You administer an Oracle Database 10g and a third-party database. You use Recovery Manager (RMAN) to perform backup and recovery operations. You have configured a recovery catalog to act as an RMAN repository. To which of the following databases can you NOT connect using the RMAN CONNECT command?()A、 target databaseB、 auxiliary databaseC、 third-party databaseD、 recovery catalog database
考题
You work as a database administrator for Certkiller .com. You added atablespaceto your database. Because of the changes to the physical structure of your database, you performed a backup of the control file to trace. After this, you lost only the control files and the instance aborted due to a hardware failure. How would you proceed to recover the database?()A、Start the instance and open the database, instance recovery automatically recovers control files B、Create a file based on the contents of the trace file and save it to the control file locations and start the database C、Re-create the database (The recovery of the control file is not possible because you have lost all the control files.) D、Start the instance, in the NOMOUNTstate,re-create the control file using the CREATE CONTROLFILE command stored in the trace file. E、Start the instance and MOUNT the database, then re-create the control file using the CREATE CONTROLFILE command stored in the trace file.
考题
You are maintaining your database in Oracle10g. On Tuesday at 8:00 A.M., while starting the database, you discover that all the control files are missing. The backup of the full database was performed on Sunday at 6:00 P.M. Which type of recovery will you perform?()A、 incomplete recoveryB、 complete recoveryC、 recovery using the Flashback Database featureD、 recovery using the export/import utility
考题
You have lost all your database control files. To recover them, you are going to use the results of the alter database backup controlfile to trace command. Your datafiles and your online redo logs are all intact. Which of the following is true regarding your recovery?() A、 You will need to open the database with the resetlogs command.B、 All you need to do is execute the trace file from SQL*Plus and it will perform the recovery for you.C、 You will use the resetlogs version of the create controlfile command.D、 You will use the noresetlogs version of the create controlfile command.E、 You will use the trace file to create a backup control file, and then you will recover the database with the recover database using backup controlfile command
考题
You are working on an Oracle Database 10g database that operates in the ARCHIVELOG mode. At 06:00 p.m., you discovered that a table in the SYSTEM tablespace that does not belong to the data dictionary was dropped at 03:00 p.m. What would you do to recover the table?()A、 use the Flashback Transaction Query feature to identify the relevant SQL statement and use it to undrop the tableB、 restore the entire database from the most recent backup and open itC、 recover the table by using the Flashback Table featureD、 perform point-in-time recovery to recover the table
考题
单选题You are maintaining your database in Oracle10g. On Tuesday at 8:00 A.M., while starting the database, you discover that all the control files are missing. The backup of the full database was performed on Sunday at 6:00 P.M. Which type of recovery will you perform?()A
incomplete recoveryB
complete recoveryC
recovery using the Flashback Database featureD
recovery using the export/import utility
考题
单选题You are working on an Oracle Database 10g database that operates in the ARCHIVELOG mode. At 06:00 p.m., you discovered that a table in the SYSTEM tablespace that does not belong to the data dictionary was dropped at 03:00 p.m. What would you do to recover the table?()A
use the Flashback Transaction Query feature to identify the relevant SQL statement and use it to undrop the tableB
restore the entire database from the most recent backup and open itC
recover the table by using the Flashback Table featureD
perform point-in-time recovery to recover the table
考题
单选题It is a holiday and no transactions are being performed on the database. You took a consistent backup of your database without using Recovery Manager (RMAN). How would you make use of this consistent backup in RMAN?()A
cannot be used in RMANB
by starting up the database againC
by using the CATALOG command of RMAND
by using the RECOVER CATALOG command in RMANE
by re-creating the target control file to rebuild the RMAN repository
考题
单选题In your database, all the tablespaces are locally managed. You started Recovery Manager (RMAN) using recovery catalog. The following commands are used in the process of recovering the database by using the backup control file: 1.RESTORE CONTROLFILE; 2.RESTORE DATABASE; 3.ALTER DATABASE MOUNT; 4.SQL ALTER TABLESPACE temp ADD TEMPFILE 5.ALTER DATABASE OPEN RESETLOGS; 6.RECOVER DATABASE; 7.STARTUP NOMOUNT; In what sequence would you use this process to perform the recovery?()A
2, 7, 3, 5, 1, 6, 4B
2, 1, 7, 6, 3, 5, 4C
7, 1, 3, 2, 6, 5, 4D
7, 2, 3, 1, 4, 6, 5
考题
单选题Every Sunday, consistent backups are performed on your database. Because of a user error, you performed an incomplete recovery on Tuesday and opened the database with the RESETLOGS option. A user error occurs again on Thursday, which necessitates an incomplete recovery. Sunday’s backup is the most recent backup available.What would you do in this scenario?()A
recovery cannot be performed because a backup was not performed after the last incomplete recoveryB
restore all the files from Sunday’s backup, and then recover up to the point in time when the RESETLOGS operation was performed on TuesdayC
restore all the files from Sunday’s backup, and open the database to reset the database to the point in time when the backup was performed on SundayD
restore all the files from Sunday’s backup, and then perform an incomplete recovery up to the point in time when the user error occurred on Thursday
考题
单选题Your database is in ARCHIVELOG mode. On Friday evening, you perform an online database backup by using the BACKUP DATABASE command at the Recovery Manager (RMAN) prompt and close the database. On Monday, the System Administrator informs you about the failure of two hard disks. One of the lost disks contains two datafiles, HR1.DBF and HR2.DBF, both of which belong to a read/write tablespace named HR. The disk also contains a datafile, USERS.DBF, which belongs to a read/write tablespace named USERS. You need to restore and recover the database backup that was performed on Friday evening. After mounting the database, you issue the following RMAN commands: RMANRESTORE DATABASE; RMANRECOVER DATABASE; After successfully executing these RMAN commands, you issue the following statement using SQL*Plus: SQLALTER DATABASE OPEN; You receive the following errors when attempting to open the database: ORA-01157: cannot identify/lock data file 10 see DBWR trace file ORA-01110: data file 10: ’D:///USERS.DBF’ What is the cause of these errors?()A
The USERS.DBF datafile is corrupted and cannot be restored by RMAN.B
The USERS.DBF datafile was not backed up using the RMAN BACKUP DATABASE command.C
The USERS.DBF datafile was not restored using the RMAN RESTORE DATABASE command.D
The USERS.DBF datafile was not recovered using the RMAN RECOVER DATABASE command.
考题
单选题You work as a database administrator for Supportcenter.cn. You added atablespaceto your database. Because of the changes to the physical structure of your database, you performed a backup of the control file to trace. After this, you lost only the control files and the instance aborted due to a hardware failure. How would you proceed to recover the database?()A
Start the instance and open the database, instance recovery automatically recoverscontrol filesB
Create a file based on the contents of the trace file and save it to the control file locations and start the databaseC
Re-create the database (The recovery of the control file is not possible because you have lost all the control files.)D
Start the instance, in the NOMOUNTstate,re-create the control file using the CREATE CONTROLFILE command stored in the trace file.E
Start the instance and MOUNT the database, then re-create the control file using the CREATE CONTROLFILE command stored in the trace file.
考题
单选题You work as a database administrator for Certkiller .com. You added atablespaceto your database. Because of the changes to the physical structure of your database, you performed a backup of the control file to trace. After this, you lost only the control files and the instance aborted due to a hardware failure. How would you proceed to recover the database?()A
Start the instance and open the database, instance recovery automatically recovers control files B
Create a file based on the contents of the trace file and save it to the control file locations and start the database C
Re-create the database (The recovery of the control file is not possible because you have lost all the control files.) D
Start the instance, in the NOMOUNTstate,re-create the control file using the CREATE CONTROLFILE command stored in the trace file. E
Start the instance and MOUNT the database, then re-create the control file using the CREATE CONTROLFILE command stored in the trace file.
考题
单选题You performed an incomplete recovery on your Oracle Database 10g database using the following command: SQL RECOVER DATABASE 2 UNTIL TIME ’2004/x7f08/x7f05:12:10:03’ 3 USING BACKUP CONTROLFILE; In which situation would the above recovery be required?()A
A user table was lost at the specified time.B
A redo log file was lost at the specified time.C
The backup control file is on a faster disk than the current one.D
The current control file has a different path compared with the intended time of recovery.E
The current control file does not match the physical structure of the database at the intended time of recovery.
考题
多选题Your PROD database has been started using the server parameter file. In your PROD database you are using RMAN for backup and recovery operations. You issue the following commands from the RMAN prompt: RMAN CONFIGURE CONTROLFILE AUTOBACKUP OFF; RMAN BACKUP DATABASE; Which files from the database will be backed up as a result of this BACKUP command?()Acontrol fileBall datafilesCpassword fileDonline redo log fileEarchive redo log fileFserver parameter fileGonly the SYSTEM datafile
考题
单选题You performed an incomplete recovery on your Oracle Database 10g database using the following command: SQL RECOVER DATABASE 2 UNTIL TIME ’2004-08-05:12:10:03’ 3 USING BACKUP CONTROLFILE; In which situation would the above recovery be required?()A
A user table was lost at the specified time.B
A redo log file was lost at the specified time.C
The backup control file is on a faster disk than the current one.D
The current control file has a different path compared with the intended time of recovery.E
The current control file does not match the physical structure of the database at the intended time of recovery.
考题
单选题You are maintaining your database in ARCHIVELOG mode. An important table, SCOTT.EMPLOYEE, is dropped and purged from the Recycle Bin on Monday at 2:00 P.M. You do not use RMAN to perform backups. You performed the last full user-managed backup at 9:00 P.M. on Sunday. How will you recover the dropped table, SCOTT.EMPLOYEE?()A
by using the Flashback Table featureB
by using the Flashback Database featureC
by performing incomplete recovery using RMAN utilityD
by performing incomplete recovery using user-managed recovery
考题
单选题You administer an Oracle Database 10g and a third-party database. You use Recovery Manager (RMAN) to perform backup and recovery operations. You have configured a recovery catalog to act as an RMAN repository. To which of the following databases can you NOT connect using the RMAN CONNECT command?()A
target databaseB
auxiliary databaseC
third-party databaseD
recovery catalog database
考题
单选题You have lost all your database control files. To recover them, you are going to use the results of the alter database backup controlfile to trace command. Your datafiles and your online redo logs are all intact. Which of the following is true regarding your recovery?()A
You will need to open the database with the resetlogs command.B
All you need to do is execute the trace file from SQL*Plus and it will perform the recovery for you.C
You will use the resetlogs version of the create controlfile command.D
You will use the noresetlogs version of the create controlfile command.E
You will use the trace file to create a backup control file, and then you will recover the database with the recover database using backup controlfile command
考题
单选题Every Sunday, consistent backups are performed on your database. Because of a user error, you performed an incomplete recovery on Tuesday and opened the database with the RESETLOGS option. A user error occurs again on Thursday, which necessitates an incomplete recovery. Sunday’s backup is the most recent backup available. What would you do in this scenario?()A
recovery cannot be performed because a backup was not performed after the last incomplete recoveryB
restore all the files from Sunday’s backup, and then perform an incomplete recovery up to the point in time when the user error occurred on ThursdayC
restore all the files from Sunday’s backup, and then recover up to the point in time when the RESETLOGS operation was performed on TuesdayD
restore all the files from Sunday’s backup, and open the database to reset the database to the point in time when the backup was performed on Sunday
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