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单选题
You database operates in ARCHIVELOG mode and user-managed consistent backups are performed every Sunday night. On Tuesday， at 9：00 a.m. the current log sequence number was 369. Also， on Tuesday you lost the data file belonging to the SYSTEM tablespace and an achivelog file （sequence number 356） that contained redo entries between 8：00 a.m. and 8.30 a.m. With reference to this scenario， what would you do to recover the database？（）
A
Restore all the data files from last Sunday’s backup， and then perform a time-based recovery.
B
Restore all the data files from last Sunday’s backup， and then perform a cancel-based recovery.
C
Restore all the data files from last Sunday’s backup， and then perform a change-based recovery.
D
Restore only data files that belong to the SYSTEM tablespace from last Sunday’s backup， and then perform a complete recovery.
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更多 “单选题You database operates in ARCHIVELOG mode and user-managed consistent backups are performed every Sunday night. On Tuesday， at 9：00 a.m. the current log sequence number was 369. Also， on Tuesday you lost the data file belonging to the SYSTEM tablespace and an achivelog file （sequence number 356） that contained redo entries between 8：00 a.m. and 8.30 a.m. With reference to this scenario， what would you do to recover the database？（）A Restore all the data files from last Sunday’s backup， and then perform a time-based recovery.B Restore all the data files from last Sunday’s backup， and then perform a cancel-based recovery.C Restore all the data files from last Sunday’s backup， and then perform a change-based recovery.D Restore only data files that belong to the SYSTEM tablespace from last Sunday’s backup， and then perform a complete recovery.” 相关考题
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You are managing a 24*7 database. The backup strategy for the database is to perform user－managed backups. Identify two prerequisites to perform the backups.()
A. The database must be opened in restricted mode.B. The database must be configured to run in ARCHIVELOG mode.C. The tablespaces are required to be in backup mode before taking the backup.D. The tablespaces are required to be in read-only mode before taking the backup
考题
You executed the following command in Recovery Manager （RMAN） to perform a backup of the DETTBS tablespace： RMAN BACKUP TABLESPACE DETTBS; Under which conditions would this command execute successfully？ （）A、The database is in NOMOUNT state.B、The database is in ARCHIVELOG mode and the tablespace is online.C、The database is in ARCHIVELOG mode and the tablespace is offline.D、The database is in NOARCHIVELOG mode and the tablespace is online.E、The database is in NOARCHIVELOG mode and the tablespace is offline.
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Your boss at Supportcenter.cn wants you to clarify Oracle 10g. Which condition in your database forces you to perform only consistent backups？（）A、The database is in mount state.B、One of the tablespaces is offline.C、One of the tablespaces is read only.D、The database operates in ARCHIEVELOG mode. E、The database operates in NOARCHIEVELOG mode.
考题
Which two statements are true regarding the database in ARCHIVELOG mode？（）A、You have to shut down the database to perform the backups.B、Archiving information is written to the data files and redo log files.C、You can perform complete database backups without closing the database.D、Online redo log files have to be multiplexed before putting the database in ARCHIVELOG mode.E、All the previous database backups become invalid after you configure the database to ARCHIVELOG mode.
考题
You are managing a 24*7 database. The backup strategy for the database is to perform user-managedbackups.Identify two prerequisites to perform the backups. (Choose two.)（）A、The database must be opened in restricted mode.B、The database must be configured to run in ARCHIVELOG mode.C、The tablespaces are required to be in backup mode before taking the backup.D、The tablespaces are required to be in read-only mode before taking the backup
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You are working on a database that must be functioning 24 hours a day， 7 days a week. The databaseis configured in ARCHIVELOG mode. Which two options do you have for performing user-managed backups（）A、You can perform consistent backups only.B、You can perform a complete database backup without shutting down the database instance.C、You can back up data files only when all data files have the same SCN recorded in the control file.D、You can back up only those data files whose headers are frozen by using ALTER TABLESPACE BEGINBACKUP or ALTER DATABASE BEGIN BACKUP commands.
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In which two cases would you perform only consistent backup？（）A、You are working on a database where downtime is not tolerated.B、You are working on a database where downtime can be tolerated.C、You are working on a database that operates in ARCHIVELOG mode.D、You are working on a database that operates in NOARCHIVELOG mode.E、You are working on a database where all the tablespaces are locally managed.F、You are working on a database where control files and redo log files are multiplexed.G、You are working on a database where control files and redo log files are not multiplexed.
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You are managing an Oracle Database 11g database. You configured the database to run inARCHIVELOG mode. Which two statements are true in this scenario（）A、You must shut down the database instance to perform the backups.B、You must configure the Flash Recovery Area （FRA） for the database.C、You can perform complete database backups without closing the database.D、All the previous closed database backups including control files become invalid after you configure thedatabase to ARCHIVELOG mode.
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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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Which is the correct command to put the database in ARCHIVELOG mode？（） A、 alter database archivelogB、 alter system enable archivelog modeC、 alter database enable archiveD、 alter database archivelog enableE、 None of the above
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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
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多选题You are managing a 24*7 database. The backup strategy for the database is to perform user-managed backups. Identify two prerequisites to perform the backups.（）AThe database must be opened in restricted mode.BThe database must be configured to run in ARCHIVELOG mode.CThe tablespaces are required to be in backup mode before taking the backup.DThe tablespaces are required to be in read-only mode before taking the backup
考题
单选题Your database is running in ARCHIVELOG mode. You are performing a user-managed backup of the DATA1 tablespace. You place the DATA1 tablespace in backup mode by issuing the following statement： ALTER TABLESPACE data1 BEGIN BACKUP； While you are performing the backup， an error occurs that causes the instance to terminate abnormally. Which statement about the DATA1 tablespace is true？（）A
The DATA1 tablespace is automatically taken out of backup mode when the instance aborts.B
If you restart the database，the DATA1 tablespace will be automatically taken out of backup mode when the database is opened.C
If you restart the database，the DATA1 tablespace will be automatically taken out of backup mode when the database is mounted.D
If you restart the database，the database will not be opened.
考题
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The DATA1 tablespace is automatically taken out of backup mode when the instance aborts.B
If you restart the database, the DATA1 tablespace will be automatically taken out of backup mode when the database is opened.C
If you restart the database, the DATA1 tablespace will be automatically taken out of backup mode when the database is mounted.D
If you restart the database, the database will not be opened.
考题
多选题Your database operates in ARCHIVELOG mode and all the tablespaces are online. Due to a user error， you decided to perform an incomplete recovery. Which two tasks would you be required to perform in the recovery process？ （）Aopen the database with the RESETLOGS optionBopen the database with the RESTRICTED optionCrecover all the data files to the same system change number （SCN）Drecover to the required SCN only that data file in which the error occurred
考题
多选题Which two statements are true regarding the database in ARCHIVELOG mode？（）AYou have to shut down the database to perform the backups.BArchiving information is written to the data files and redo log files.CYou can perform complete database backups without closing the database.DOnline redo log files have to be multiplexed before putting the database in ARCHIVELOG mode.EAll the previous database backups become invalid after you configure the database to ARCHIVELOG mode.
考题
单选题You execute this command in MOUNT mode： ALTER DATABASE ARCHIVELOG； Where is the information that the database is now in ARCHIVELOG mode stored？（）A
SPFILEB
archive logC
control fileD
system tablespace
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
多选题Your database operates in ARCHIVELOG mode and all the tablespaces are online. Due to a user error， you decided to perform an incomplete recovery. Which two tasks would you be required to perform in the recovery process？（）Aopen the database with the RESTRICTED optionBopen the database with the RESETLOGS optionCrecover to the required SCN only that data file in which the error occurredDrecover all the data files to the same system change number （SCN）
考题
多选题You are maintaining a database that is in ARCHIVELOG mode. You have configured the flash recovery area in your database. The database is in MOUNT EXCLUSIVE mode， and you want to configure the Flashback Database feature. Which two options are NOT required to configure the Flashback Database feature？ （）AOpen the database in read-only mode.BSet the retention target with the DB_FLASHBACK_RETENTION_TARGET initialization parameter.CEnable the block change tracking feature.DExecute the ALTER DATABASE FLASHBACK ON statement.
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多选题You work as a database administrator for Certkiller .com. Your database is opened in NOARCHIVEKLOG mode. You decide to place the database in ARCHIVELOG mode. How would you do this？（）AExecute the ALTER DATABASE ARCHIVELOG statementBSelect ARCHIVELOG option in the database control and restart the database to apply the changes.CShut down and start the instance, and in the NOMOUNT state execute the ALTER DATABASE ARCHIVELOG statement.DShut down and start the instance, mount the database, then execute the ALTER DATABASE ARCHIVELOG statement.
考题
多选题You executed the following command in Recovery Manager （RMAN） to perform a backup of the DETTBS tablespace： RMAN BACKUP TABLESPACE DETTBS； Under which conditions would this command execute successfully？ （）AThe database is in NOMOUNT state.BThe database is in ARCHIVELOG mode and the tablespace is online.CThe database is in ARCHIVELOG mode and the tablespace is offline.DThe database is in NOARCHIVELOG mode and the tablespace is online.EThe database is in NOARCHIVELOG mode and the tablespace is offline.
考题
单选题Which is the correct command to put the database in ARCHIVELOG mode？（）A
alter database archivelogB
alter system enable archivelog modeC
alter database enable archiveD
alter database archivelog enableE
None of the above
考题
单选题Your boss at Certkiller .com wants you to clarify Oracle 10g. Which condition in your database forces you to perform only consistent backups？（）A
The database is in mount state.B
One of the tablespaces is offline.C
One of the tablespaces is read only.D
The database operates in ARCHIEVELOG mode.E
The database operates in NOARCHIEVELOG mode.
考题
单选题If you issue the command shutdown abort prior to trying to put the database in ARCHIVELOG mode， what will be the result when you issue the command alter database archivelog？（）A
The alter database archivelog command will failB
The alter database archivelog inconsistent command must be used to put the database in ARCHIVELOG modeC
The alter database archivelog command will succeedD
The alter database archivelog command will ask if you want to make the database consistent firstE
There is no alter database archivelog command. The correct command is alter database alterlogging
考题
多选题In which two cases would you perform only consistent backup？（）AYou are working on a database where downtime is not tolerated.BYou are working on a database where downtime can be tolerated.CYou are working on a database that operates in ARCHIVELOG mode.DYou are working on a database that operates in NOARCHIVELOG mode.EYou are working on a database where all the tablespaces are locally managed.FYou are working on a database where control files and redo log files are multiplexed.GYou are working on a database where control files and redo log files are not multiplexed.
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