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单选题
Your production database is running in archivelog mode and you are using recovery manager (RMAN) with recovery catalog to perform the database backup at regular intervals. When you attempt to restart the database instance after a regular maintenance task on Sunday, the database fails to open displaying the message that the data file belonging to the users tablespace are corrupted. The steps to recover the damaged data files are follows: 1. Mount the database 2. Open the database 3. Recover the data file 4. Restore the data file 5. Make the data file offline 6. Make the data file online Which option identifies the correct sequence that you must use to recover the data files?（）
A
2，4，3
B
1，4，3，2
C
2，5，4，3，6
D
5，2，4，3，6
E
1，5，4，3，6，2
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更多 “单选题Your production database is running in archivelog mode and you are using recovery manager (RMAN) with recovery catalog to perform the database backup at regular intervals. When you attempt to restart the database instance after a regular maintenance task on Sunday, the database fails to open displaying the message that the data file belonging to the users tablespace are corrupted. The steps to recover the damaged data files are follows: 1. Mount the database 2. Open the database 3. Recover the data file 4. Restore the data file 5. Make the data file offline 6. Make the data file online Which option identifies the correct sequence that you must use to recover the data files?（）A 2，4，3B 1，4，3，2C 2，5，4，3，6D 5，2，4，3，6E 1，5，4，3，6，2” 相关考题
考题
Your multitenant container database (CDB) is running in ARCHIVELOG mode. You connect to the CDB RMAN.Examine the following command and its output:You execute the following command:RMAN BACKUP DATABASE PLUS ARCHIVELOG;Which data files will be backed up?（）A. Data files that belong to only the root containerB. Data files that belong to the root container and all the pluggable databases (PDBs)C. Data files that belong to only the root container and PDB$SEEDD. Data files that belong to the root container and all the PDBs excluding PDB$SEED
考题
In your production database， you have observed that the database server performance degrades whenever there is a switch between the log groups. On further investigation， you find that the database is running in ARCHIVELOG mode and the archived log files are being written to the same disk that is used to store the redo log members. Which two actions would you take to improve the performance of the database server？（）A、increase the size of the redo log bufferB、increase the number of redo log groupsC、increase the number of log writer processesD、increase the number of ARCn processesE、change the appropriate LOG_ARCHIVE_DEST_n parameter to place the archived log files in a separate location
考题
Your production database is running in the ARCHIVELOG mode and the ARCn process is functional. You have two online redo log groups. Which three background processes would be involved when a log switch happens？ （）A、archivalB、log writerC、database writerD、system monitorE、process monitorF、change tracking writer
考题
In order to perform Flashback Transaction Query operations， which of these steps are required？（）A、 Ensure that database is running with version 10.1 compatibility.B、 Enable Flashback Logging.C、 Enable Supplemental Logging.D、 Ensure that the database is running with version 10.0 compatibility.E、 Ensure that the database is in ARCHIVELOG mode.
考题
The database is currently running in the NOARCHIVELOG mode. What would be the first step to configure Flashback Database？（）A、 Enable flashback logging.B、 Start the database in the ARCHIVELOG mode.C、 Issue the ALTER DATABASE FLASHBACK ON； command.D、 Set the FAST_START_MTTR_TARGET initialization parameter.
考题
You are managing an Oracle Database 11g database. The database is open， and you plan to perform Recovery Manager （RMAN） backups. Which three statements are true about these backups（）A、The backups would be consistent.B、The backups would be inconsistent.C、The backups would be possible only if the database is running in ARCHIVELOG mode.D、The backups would be possible only if the database is running in NOARCHIVELOG mode.E、The backups need to be restored and the database has to be recovered in case of a media failure
考题
Your database is running in ARCHIVELOG mode,and the database is open. You execute an RMAN backup and specify the KEEP clause.Which components are backed up when this option is specified?（）A、only the control file, the current SPFILE, and data filesB、only the current SPFILE and data files if autobackup is disabledC、only the data files and the archived redo logsD、the control file, current SPFILE file, data files, and archived redo logs
考题
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
考题
Which two requirements are critically important to implement for your database backup strategy if you require a 24 hours a day， 7 days a week production environment？（）A、ARCHIVELOG mode.B、NOARCHIVELOG mode.C、Open database backups.D、Consistent whole backups.
考题
A shoot-out has erupted between your MS development teams using .NET and your Linux development teams using Java. Knowing that your database is in danger，which command would you use to back up your NOARCHIVELOG mode database using RMAN with compression？（）A、 backup database allB、 backup compressed databaseC、 backup as compressed backupset databaseD、 backup as compressed backup database plus archivelog allE、 backup as compressed backupset database plus compress archivelog all
考题
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
多选题In order to perform Flashback Transaction Query operations， which of these steps are required？（）AEnsure that database is running with version 10.1 compatibility.BEnable Flashback Logging.CEnable Supplemental Logging.DEnsure that the database is running with version 10.0 compatibility.EEnsure that the database is in ARCHIVELOG mode.
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
单选题Your database is running in ARCHIVELOG mode,and the database is open. You execute an RMAN backup and specify the KEEP clause.Which components are backed up when this option is specified?（）A
only the control file, the current SPFILE, and data filesB
only the current SPFILE and data files if autobackup is disabledC
only the data files and the archived redo logsD
the control file, current SPFILE file, data files, and archived redo logs
考题
单选题A shoot-out has erupted between your MS development teams using .NET and your Linux development teams using Java. Knowing that your database is in danger，which command would you use to back up your NOARCHIVELOG mode database using RMAN with compression？（）A
backup database allB
backup compressed databaseC
backup as compressed backupset databaseD
backup as compressed backup database plus archivelog allE
backup as compressed backupset database plus compress archivelog all
考题
多选题You are managing an Oracle Database 11g database. The database is open， and you plan to performRecovery Manager （RMAN） backups. Which three statements are true about these backups（）AThe backups would be consistent.BThe backups would be inconsistent.CThe backups would be possible only if the database is running in ARCHIVELOG mode.DThe backups would be possible only if the database is running in NOARCHIVELOG mode.EThe backups need to be restored and the database has to be recovered in case of a media failure.
考题
多选题Your database is running in NOARCHIVELOG mode. You want to put the database in ARCHIVELOG mode. Which two statements regarding archive log destinations are true？（）AThe destination must be global only.BA maximum of five destinations can be assigned.CA maximum of ten different destinations can be assigned.DAll the destinations are determined by the server automatically.EThe destination may be local or remote for a Standby Database.FThe destination can be changed by setting the LOG_ARCHIVE_FORMAT initialization parameter.
考题
单选题The database is currently running in the NOARCHIVELOG mode. What would be the first step to configure Flashback Database？（）A
Enable flashback logging.B
Start the database in the ARCHIVELOG mode.C
Issue the ALTER DATABASE FLASHBACK ON； command.D
Set the FAST_START_MTTR_TARGET initialization parameter.
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
多选题In your production database， you have observed that the database server performance degrades whenever there is a switch between the log groups. On further investigation， you find that the database is running in ARCHIVELOG mode and the archived log files are being written to the same disk that is used to store the redo log members. Which two actions would you take to improve the performance of the database server？（）Aincrease the size of the redo log bufferBincrease the number of redo log groupsCincrease the number of log writer processesDincrease the number of ARCn processesEchange the appropriate LOG_ARCHIVE_DEST_n parameter to place the archived log files in a separate location
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
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
单选题Your multitenant container database (CDB) is running in ARCHIVELOG mode. You connect to the CDB RMAN. Examine the following command and its output: You execute the following command: RMAN BACKUP DATABASE PLUS ARCHIVELOG; Which data files will be backed up?（）A
Data files that belong to only the root containerB
Data files that belong to the root container and all the pluggable databases (PDBs)C
Data files that belong to only the root container and PDB$SEEDD
Data files that belong to the root container and all the PDBs excluding PDB$SEED
考题
多选题You are managing an Oracle Database 11g database. The database is open， and you plan to perform Recovery Manager （RMAN） backups. Which three statements are true about these backups（）AThe backups would be consistent.BThe backups would be inconsistent.CThe backups would be possible only if the database is running in ARCHIVELOG mode.DThe backups would be possible only if the database is running in NOARCHIVELOG mode.EThe backups need to be restored and the database has to be recovered in case of a media failure
考题
单选题Your database is running in ARCHIVELOG mode， and the database is open. You execute an RMAN backup and specify the KEEP clause. Which components are backed up when this option is specified？（）A
only the control file， the current SPFILE， and data filesB
only the current SPFILE and data files if autobackup is disabledC
only the data files and the archived redo logsD
the control file，current SPFILE file，data files，and archived redo logs
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
多选题Your production database is running in the ARCHIVELOG mode and the ARCn process is functional. You have two online redo log groups. Which three background processes would be involved when a log switch happens？ （）AarchivalBlog writerCdatabase writerDsystem monitorEprocess monitorFchange tracking writer
考题
多选题Which options would you consider while configuring a flash recovery area (fast recovery area in 11g Release 2) for your production database that is running in ARCHIVELOG mode?（）ASetting the FAST_START_MTTR_TARGET to set the mean time to recoverBSetting the RECOVERY_PARALLELISM parameter to twice the number of CPUsCUsing the DB_RECOVERY_FILE_DEST parameter to set the location for flash recovery areaDUsing the DB_RECOVERY_FILE_DEST_SIZE parameter to define the disk space limit for the recovery files created in the flash recovery area
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