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Your database has experienced a loss of datafile users_01.dbf, which is associated with a ablespace called USERS.  The database is still running.  Which answer properly describes the rder of the steps that you would use to recover from this error?()   a. Shut down the database.  b. Take the users_01.dbf datafile offline with the alter database command.  c. Restore the users_01.dbf datafile from backup media with the required archived redo logs.  d. Restore all users tablespace-related datafiles from backup media. e. Issue the recover tablespace users command. f. Issue the recover datafile users_01.dbf command. g. Start up the database.  h. Bring the users_01.dbf datafile online with the alter database command. 

  • A、a, c, f, g
  • B、b, c, f, h
  • C、a, b, c, f, g
  • D、a, b, c, f, g, h
  • E、b, c, f, e, g

参考答案

更多 “ Your database has experienced a loss of datafile users_01.dbf, which is associated with a ablespace called USERS.  The database is still running.  Which answer properly describes the rder of the steps that you would use to recover from this error?()   a. Shut down the database.  b. Take the users_01.dbf datafile offline with the alter database command.  c. Restore the users_01.dbf datafile from backup media with the required archived redo logs.  d. Restore all users tablespace-related datafiles from backup media. e. Issue the recover tablespace users command. f. Issue the recover datafile users_01.dbf command. g. Start up the database.  h. Bring the users_01.dbf datafile online with the alter database command. A、a, c, f, gB、b, c, f, hC、a, b, c, f, gD、a, b, c, f, g, hE、b, c, f, e, g” 相关考题
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考题 单选题You have lost datafile 4 from your database. Which is typically the fastest way to restore your database? ()A Restore and recover the datafile. B Restore and recover the tablespace. C Restore and recover the database. D Restore and recover the control file. E Restore and recover the parameter file.

考题 单选题Every Sunday the Unix system administrator has a job that executes a full backup of the entire Unix system your database is on. Is this backup usable for backup and recovery of your database?()A  Yes, if the database is in ARCHIVELOG modeB  Yes, if the database is in NOARCHIVELOG modeC  No, the backup is not usable in any wayD  Only if the ENABLE_ONLINE_BACKUP parameter is set to TRUE

考题 多选题Last night, a media failure caused the loss of a temporary file that belongs to your database. Which two things may happen this morning when you try to open your database? ()AThe database opens normally.BThe database prompts for a database recovery.CThe database writer writes to a trace file, indicating that the temporary file is not found.DThe database gets mounted and throws an error indicating that the temporary file requires recovery.

考题 单选题You are maintaining your database in Oracle10g. You find that the number of languages that should be supported in your database has increased. The character set of your database is UTF8. You decide to migrate your database to the AL16UTF16 national character set.   How will you migrate your database from UTF8 to AL16UTF16?()A  by using the RMAN utilityB  by using the export/import utilityC  by using the ALTER DATABASE commandD  by enabling the change tracking feature

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You are working on a 24X7 database. You want to design a backup strategy for your database that uses user managed backups. You want to be able to perform all backups while the database remains online.  Which statement about performing user-managed backups in a 24x7 environment is true?()A  You must have change tracking enabled in your databaseB  Your database must be running in NOARCHIVELOG modeC  To back up a tablespace,it must be in backup modeD  To back up a tablespace,it must first be taken offline

考题 单选题You executed the following query in your database:  FROM V$FLASHBACK_DATABASE_LOG;  What would you determine from the output?()A the time when the last flashback operation in your database was performedB the time when the first flashback operation in your database was performedC a list of flashback operations performed in your database using SCN and timeD the approximate time and the lowest system change number (SCN) to which you can flash back your database

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 多选题You are using a recovery catalog to maintain Recovery Manager (RMAN) backup information for your production database. You have registered your production database and are performing regular backups. Because of a new requirement you have added a few new tablespaces to your production database and you want them to be included in backups.  Identify two options for completing this task.()AReregistering the target database in recovery catalogBTransporting the new tablespaces to the recovery catalog databaseCSyncronizing the recovery catalog with the target database control fileDPerforming a fresh backup of the target database to include the new data files in the catalog database