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单选题
Your database is in ARCHIVELOG mode. You have two online redo log groups,each of which contains one redo member.  When you attempt to start the database, you receive the following errors:()
A

 ALTER DATABASE DROP LOGFILE GROUP 1

B

 ALTER DATABASE CLEAR LOGFILE GROUP 1

C

 ALTER DATABASE CLEAR UNARCHIVED LOGFILE GROUP 1

D

 ALTER DATABASE DROP LOGFILE MEMBER ’D:///REDO01.LOG’


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更多 “单选题Your database is in ARCHIVELOG mode. You have two online redo log groups,each of which contains one redo member.  When you attempt to start the database, you receive the following errors:()A  ALTER DATABASE DROP LOGFILE GROUP 1B  ALTER DATABASE CLEAR LOGFILE GROUP 1C  ALTER DATABASE CLEAR UNARCHIVED LOGFILE GROUP 1D  ALTER DATABASE DROP LOGFILE MEMBER ’D:///REDO01.LOG’” 相关考题
考题 Your database is in ARCHIVELOG mode. You have two online redo log groups, each of which contains oneredo member. When you attempt to start the database, you receive the following errors:ORA-00313: open failed for members of log group 1 of thread 1ORA-00312: online log 1 thread 1: ‘D:\REDO01.LOG‘You discover that the online redo log file of the current redo group is corrupted.Which statement should you use to resolve this issue?()A. ALTER DATABASE DROP LOGFILE GROUP 1;B. ALTER DATABASE CLEAR LOGFILE GROUP 1;C. ALTER DATABASE CLEAR UNARCHIVED LOGFILE GROUP 1;D. ALTER DATABASE DROP LOGFILE MEMBER ‘D:\REDO01.LOG

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 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 If you create your database using Oracle Managed Files (OMF), what is true?()A、You must use Oracle predefined names to identify raw partitions that will hold OMF structures. B、You must define directories for two online redo log groups and three copies of the control file. C、If your CREATE DATABASE command fails, any OMF database files that have already been created will be dropped automatically. D、You must use only OMF data files when adding new tablespaces or data files to your database in the future.

考题 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.

考题 Your database is in ARCHIVELOG mode. You have two online redo log groups,each of which contains one redo member.  When you attempt to start the database, you receive the following errors:()A、 ALTER DATABASE DROP LOGFILE GROUP 1B、 ALTER DATABASE CLEAR LOGFILE GROUP 1C、 ALTER DATABASE CLEAR UNARCHIVED LOGFILE GROUP 1D、 ALTER DATABASE DROP LOGFILE MEMBER ’D:///REDO01.LOG’

考题 You are using RMAN to backup your ARCHIVELOG mode database. You have enabled control-file autobackups. Which files are not backed up during the RMAN backup?()A、Database Datafiles B、Database Control Files C、Online redo logsD、Archived redo logs E、The database SPFILE F、None of the above, all these files are backed up. 

考题 You configured the Flash Recovery Area (FRA) for your database. The database instance is runningin ARCHIVELOG mode. The default location for the archived redo log files is the Flash Recovery Area.  Which two files are removed automaticallyif the space is required in the FRA as per the retention policy()A、flashback log filesB、backups that have become obsoleteC、copies of the data files and control filesD、archived redo log files that have multiple copies in a different archive location and not backed up

考题 Your database is configured in NOARCHIVELOG mode. All the control files have been lost due to a hard disk failure but the data files are not lost. You have the closed whole database backup available to you. Which two statements are true in this scenario?()A、The instance aborts.B、The database cannot be recovered.C、The database can be recovered by restoring the control files from the backup.D、The database remains opened and you have to shut it down with the ABORT option.E、The database can be restored till the point of the last closed whole database backup.

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

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考题 多选题You are managing an Oracle Database 11g database. You configured the database to run inARCHIVELOG mode.  Which two statements are true in this scenario()AYou must shut down the database instance to perform the backups.BYou must configure the Flash Recovery Area (FRA) for the database.CYou can perform complete database backups without closing the database.DAll the previous closed database backups including control files become invalid after you configure thedatabase to ARCHIVELOG mode.

考题 单选题There is a problem with one of the disks used for your database and your system administrator informs you that the disk needs to be replaced. The replacement disk will not be available until tomorrow.  There was only one data file on this disk; it belongs to the USERS tablespace in your PROD database. Your PROD database runs in ARCHIVELOG mode and nightly online backups are taken. The users need to be able to access the data in the USERS tablespace before the replacement disk arrives. You have already taken the USERS tablespace offline and have restored the data file from last night’s backup to a new disk. Which additional steps are required in order to make the USERS tablespace available?()A Only bring the tablespace back online.B Only recover the tablespace and then bring the tablespace back online.C Shut down the database, recover the data file and then start up the database.D Issue the ALTER DATABASE RENAME FILE command, recover the tablespace, and then bring the tablespace online.E Recover the tablespace, issue the ALTER DATABASE RENAME FILE command, and then bring the tablespace online.

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 单选题Your database is in NOARCHIVELOG mode. The database has three online redo log groups, and each group contains three online redo log members. The online redo log members are stored across three hard disks, E, F, and G, respectively. Hard disk G crashed while the LGWR background process was writing redo information to the online redo log files. What effect will this crash have on the database?()A  The database will operate normally without generating any redo.B  The database will hang, and you must shut down and restart the instance.C  The database will crash, and you must recover the database from the point of failure.D  The database will operate normally and will generate minimal redo for the tables created with the NOLOGGING clause.

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 have performed the first step in placing your database into ARCHIVELOG mode. The second step is deciding whether the online redo log files are to be archived automatically or manually.  Which action should you take to enable archiving at instance startup?()A AB BC CD D

考题 单选题Two data files have been deleted at the operating system level by accident. Your database is running in ARCHIVELOG mode and online backups are taken nightly. One of the data files that has been deleted belongs to the USERS tablespace on the other belongs to the SYSTEM tablespace. How can you recover from this situation?()A Shut down the database, restore the two data files and then start up the database. B Take the system and users tablespace offline, restore the two data files, recover the two datafiles, and then bring the SYSTEM and USERS tablespaces online. C Shut down the database, restore the two data files, start up the database in MOUNT mode, recover the two data files, and then alter the database open. D Take the SYSTEM and USERS tablespaces offline, recover the two datafiles and then bring the SYSTEM and USERS tablespaces online.

考题 单选题Your database is in ARCHIVELOG mode. You have two online redo log groups, each of which contains one redo member. When you attempt to start the database, you receive the following errors: ORA-00313: open failed for members of log group 1 of thread 1 ORA-00312: online log 1 thread 1: 'D:/REDO01.LOG' You discover that the online redo log file of the current redo group is corrupted. Which statement should you use to resolve this issue?()A ALTER DATABASE DROP LOGFILE GROUP 1;B ALTER DATABASE CLEAR LOGFILE GROUP 1;C ALTER DATABASE CLEAR UNARCHIVED LOGFILE GROUP 1;D ALTER DATABASE DROP LOGFILE MEMBER 'D:/REDO01.LOG

考题 多选题Your database is functioning in NOARCHIVELOG mode. Your database contains 15 tablespaces. You want to use Recovery Manager (RMAN) to perform backups.  Which two backups would you be able to perform when the database is being accessed by users?()Abackup of offline tablespacesBbackup of read­only tablespacesCbackup of system­critical tablespacesDbackup of online, locally managed tablespacesEbackup of read/write dictionary­managed tablespaces

考题 多选题Your database is functioning in NOARCHIVELOG mode. Your database contains 15 tablespaces. You want to use Recovery Manager (RMAN) to perform backups. Which two backups would you be able to perform when the database is being accessed by users?()ABackup of offline tablespaces.BBackup of read-only tablespaces.CBackup of system-critical tablespaces.DBackup of online, locally managed tablespaces.EBackup of read/write dictionary-managed tablespaces.

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.

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 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Your database is configured in NOARCHIVELOG mode. All the control files have been lost due to a hard disk failure but the data files are not lost. You have the closed whole database backup available to you.  Which two statements are true in this scenario?()AThe instance aborts.BThe database cannot be recovered.CThe database can be recovered by restoring the control files from the backup.DThe database remains opened and you have to shut it down with the ABORT option.EThe database can be restored till the point of the last closed whole database backup.

考题 单选题You are using RMAN to backup your ARCHIVELOG mode database. You have enabled control-file autobackups. Which files are not backed up during the RMAN backup?()A  Database DatafilesB  Database Control FilesC  Online redo logsD  Archived redo logsE  The database SPFILEF  None of the above,all these files are backed up