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Which files are required for a full recovery of the database in ARCHIVELOG mode?()

  • A、 Database datafiles
  • B、 Online redo logs
  • C、 Archived redo logs
  • D、 Backup control file
  • E、 Control file from a backup

参考答案

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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 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 单选题Examine the following scenario: -Database is running in ARCHIVELOG mode. -Complete consistent backup is taken every Sunday. -On Tuesday the instance terminates abnormally because the disk on which control files are located gets corrupted -The disk having active online redo log files is also corrupted. -The hardware is repaired and the paths for online redo log files and control files are still valid. Which option would you use to perform the recovery of database till the point of failure?()A Restore the latest whole backup, perform complete recovery, and open the database normallyB Restore the latest whole backup, perform incomplete recovery, and open the database with the RESETLOGS optionC Restore the latest backups control file, perform complete recovery, and open the database with the RESETLOGS optionD Restore the latest backup control file, perform incomplete recovery using backup control file, and open the database with the RESETLOG option

考题 单选题You have recovered your Oracle Database 10g by using the control file backup because all copies of the current control file have been lost due to a media failure. You open your database by using the following statement:       SQLALTER DATABASE OPEN RESETLOGS;   Which of the following options is true about using the RESETLOGS option?()A  The log sequence is reset to 0.B  All the online redo logs are deleted.C  All the archived redo logs from a previous incarnation become useless.D  The full database backup taken from a previous incarnation can be used in future.E  Only the control file and online redo log files are updated with a new RESETLOGS SCN and time stamp.

考题 多选题Which files are required for a full recovery of the database in ARCHIVELOG mode?()ADatabase datafilesBOnline redo logsCArchived redo logsDBackup control fileEControl file from a backup

考题 单选题Your database is running in ARCHIVELOG mode, and the database is open. You execute an RMAN backupand 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