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单选题
One of the tablespaces is read-only in your database. The loss of all control files forced you to re-create the control file. Which operation do you need to perform after re-creating the control file and opening the database?()
A

 drop and re-create the read-only tablespaces

B

 rename the read-only data files to their correct file names

C

 change the tablespace status from read/write to read-only

D

 re-create the read-only tablespace because it is automatically removed


参考答案

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更多 “单选题One of the tablespaces is read-only in your database. The loss of all control files forced you to re-create the control file. Which operation do you need to perform after re-creating the control file and opening the database?()A  drop and re-create the read-only tablespacesB  rename the read-only data files to their correct file namesC  change the tablespace status from read/write to read-onlyD  re-create the read-only tablespace because it is automatically removed” 相关考题
考题 You issue this statement:ALTER DATABASE BACKUP CONTROLFILE TO TRACE;  What does the statement generate?()A、A text copy of the control file.B、A binary copy of the control file.C、A file containing a SQL statement which will re-create the database.D、A file containing a SQL statement which will re-create the control file.

考题 You executed the following command to back up the control file: ALTER DATABASE BACKUP CONTROLFILE TO TRACE; What do you find in the trace file?()A、Image of the control fileB、Location of the control fileC、Contents of the control file in text formatD、SQL command to re-create the databaseE、SQL command to re-create the control fileF、Contents of the control file in binary format

考题 You have a read-only tablespace on read-only media. You want to perform a media recovery on the existing data files, but using a backup control file. The backup control file indicates that the status of the read-only tablespace was read/write when the control file was backed up. What should you consider?()A、 take data files from the read-only tablespace offline before performing a recoveryB、 recovery using backup control file is not possible, so restore all the files from the last full database backup, and then open the databaseC、 drop the read-only tablespace and re-create the tablespace after recoveryD、 perform a recovery; status of the tablespace in control file will be changed automatically

考题 You work as a database administrator for Supportcenter.cn. You added atablespaceto your database. Because of the changes to the physical structure of your database, you performed a backup of the control file to trace. After this, you lost only the control files and the instance aborted due to a hardware failure. How would you proceed to recover the database?()A、Start the instance and open the database, instance recovery automatically recoverscontrol filesB、Create a file based on the contents of the trace file and save it to the control file locations and start the databaseC、Re-create the database (The recovery of the control file is not possible because you have lost all the control files.)D、Start the instance, in the NOMOUNTstate,re-create the control file using the CREATE CONTROLFILE command stored in the trace file.E、Start the instance and MOUNT the database, then re-create the control file using the CREATE CONTROLFILE command stored in the trace file.

考题 The loss of the control file forced you to re/x7fcreate the control file. After re/x7fcreating it and opening the database, you find that some of the data files are named as MISSINGnnnnn, where nnnnn is a five/x7fdigit number starting with 0.  What could be the possible reason?()A、These are the data files that are corrupted.B、There is no SYSAUX tablespace in your databaseC、There is a read­only tablespace in your database.D、These are the data files that cannot be recovered.

考题 One of the tablespaces is read/x7fonly in your database. The loss of all control files forced you to re/x7fcreate the control file.  Which operation do you need to perform after re/x7fcreating the control file and opening the database?()A、drop and re­create the read­only tablespacesB、rename the read­only data files to their correct file namesC、change the tablespace status from read/write to read­onlyD、re­create the read­only tablespace because it is automatically removed

考题 You work as a database administrator for Supportcenter.cn. You started the instance using theinit.orafile. You have two control files and three redo log groups in your database. You decided to protect the database against failures by adding one more control file. Which file is the appropriate way to perform this task?()A、Shut down the instance, copy the control file to the third location and open the database.B、Abort the instance, copy the control file to the third location, modify the CONTROL_FILES parameter in theinit.orafile and open the database.C、Copy the control file to the third location, modify the CONTROL_FILES parameter in theinit.orafile, restart the instance and open the database.D、Shut down the instance, copy the control file to the third location, modify the CONTROL_FILES parameter in theinit.orafile and open the database.E、Shut down the instance, startup in the mount state, copy the control file to the third location, modify the CONTROL_FILES parameter ininit.oraand open the database.

考题 In your database, all the tablespaces are locally managed. You started Recovery Manager (RMAN) using recovery catalog and restored the control file by using the following command: RMAN RESTORE CONTROLFILE;  Which two operations do you need to perform after restoring the control file from backup?()A、shut down and restart the instanceB、add new tempfiles to the temporary tablespaces after recoveryC、perform a media recovery and open the database with the RESETLOGS optionD、perform a media recovery and bring the database to NOARCHIVELOG mode

考题 You have a read/x7fonly tablespace on read/x7fonly media. You want to perform a media recovery on the existing data files, but using a backup control file. The backup control file indicates that the status of the read/x7fonly tablespace was read/write when the control file was backed up. What should you consider?()A、drop the read­only tablespace and re­create the tablespace after recoveryB、take data files from the read­only tablespace offline before performing a recoveryC、perform a recovery; status of the tablespace in control file will be changed automaticallyD、recovery using backup control file is not possible, so restore all the files from the last full database backup, and then open the database

考题 You executed the STARTUP MOUNT command to start your database. For which database operation do you need to start the database in the MOUNT state?()A、renaming the control filesB、dropping a user in your databaseC、enabling or disabling redo log archivingD、dropping a tablespace in your databaseE、re-creating the control files, after you lost all the control files in your database

考题 You lost a data file that belongs to an index tablespace in your database, which operates in ARCHIVELOG mode. Loss of the data file resulted in increased response time on your queries. Which two options would you use to solve this problem? ()A、 Restore the lost data file from the backup, and then flash back the database.B、 Restore the data file pertaining to index tablespace, and then recover the tablespace.C、 Restore all the data files, and then perform an incomplete recovery to get the tablespace back.D、 Restore all the data files, and then perform an incomplete recovery using the backup control file.E、 Drop and re-create the index tablespace, and then re-create all of the indexes in that tablespace.

考题 You work as a database administrator for Certkiller .com. You added atablespaceto your database. Because of the changes to the physical structure of your database, you performed a backup of the control file to trace. After this, you lost only the control files and the instance aborted due to a hardware failure.  How would you proceed to recover the database?()A、Start the instance and open the database, instance recovery automatically recovers control files B、Create a file based on the contents of the trace file and save it to the control file locations and start the database C、Re-create the database (The recovery of the control file is not possible because you have lost all the control files.) D、Start the instance, in the NOMOUNTstate,re-create the control file using the CREATE CONTROLFILE command stored in the trace file. E、Start the instance and MOUNT the database, then re-create the control file using the CREATE CONTROLFILE command stored in the trace file.

考题 The loss of the control file forced you to re-create the control file. After re-creating it and opening the database, you find that some of the data files are named as MISSINGnnnnn, where nnnnn is a five-digit number starting with 0. What could be the possible reason?()A、 These are the data files that are corrupted.B、 There is no SYSAUX tablespace in your databaseC、 There is a read-only tablespace in your database.D、 These are the data files that cannot be recovered.

考题 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One of the tablespaces is read/x7fonly in your database. The loss of all control files forced you to re/x7fcreate the control file.  Which operation do you need to perform after re/x7fcreating the control file and opening the database?()A drop and re­create the read­only tablespacesB rename the read­only data files to their correct file namesC change the tablespace status from read/write to read­onlyD re­create the read­only tablespace because it is automatically removed

考题 多选题In your database, all the tablespaces are locally managed. You started Recovery Manager (RMAN) using recovery catalog and restored the control file by using the following command:  RMAN RESTORE CONTROLFILE;  Which two operations do you need to perform after restoring the control file from backup?()Ashut down and restart the instanceBadd new tempfiles to the temporary tablespaces after recoveryCperform a media recovery and open the database with the RESETLOGS optionDperform a media recovery and bring the database to NOARCHIVELOG mode

考题 单选题You work as a database administrator for Supportcenter.cn. You started the instance using theinit.orafile. You have two control files and three redo log groups in your database. You decided to protect the database against failures by adding one more control file. Which file is the appropriate way to perform this task?()A Shut down the instance, copy the control file to the third location and open the database.B Abort the instance, copy the control file to the third location, modify the CONTROL_FILES parameter in theinit.orafile and open the database.C Copy the control file to the third location, modify the CONTROL_FILES parameter in theinit.orafile, restart the instance and open the database.D Shut down the instance, copy the control file to the third location, modify the CONTROL_FILES parameter in theinit.orafile and open the database.E Shut down the instance, startup in the mount state, copy the control file to the third location, modify the CONTROL_FILES parameter ininit.oraand open the database.

考题 单选题You executed the following command to back up the control file: ALTER DATABASE BACKUP CONTROLFILE TO TRACE; What do you find in the trace file?()A Image of the control fileB Location of the control fileC Contents of the control file in text formatD SQL command to re-create the databaseE SQL command to re-create the control fileF Contents of the control file in binary format

考题 单选题You issue this statement:ALTER DATABASE BACKUP CONTROLFILE TO TRACE;  What does the statement generate?()A A text copy of the control file.B A binary copy of the control file.C A file containing a SQL statement which will re-create the database.D A file containing a SQL statement which will re-create the control file.

考题 单选题You have a read-only tablespace on read-only media. You want to perform a media recovery on the existing data files, but using a backup control file. The backup control file indicates that the status of the read-only tablespace was read/write when the control file was backed up. What should you consider?()A  take data files from the read-only tablespace offline before performing a recoveryB  recovery using backup control file is not possible, so restore all the files from the last full database backup, and then open the databaseC  drop the read-only tablespace and re-create the tablespace after recoveryD  perform a recovery; status of the tablespace in control file will be changed automatically

考题 单选题One of the tablespaces is read-only in your database. The loss of all control files forced you to re-create the control file. Which operation do you need to perform after re-creating the control file and opening the database?()A  drop and re-create the read-only tablespacesB  rename the read-only data files to their correct file namesC  change the tablespace status from read/write to read-onlyD  re-create the read-only tablespace because it is automatically removed

考题 多选题You lost a data file that belongs to an index tablespace in your database, which operates in ARCHIVELOG mode. Loss of the data file resulted in increased response time on your queries. Which two options would you use to solve this problem? ()ARestore the lost data file from the backup, and then flash back the database.BRestore the data file pertaining to index tablespace, and then recover the tablespace.CRestore all the data files, and then perform an incomplete recovery to get the tablespace back.DRestore all the data files, and then perform an incomplete recovery using the backup control file.EDrop and re-create the index tablespace, and then re-create all of the indexes in that tablespace.

考题 单选题You work as a database administrator for Supportcenter.cn. You added atablespaceto your database. Because of the changes to the physical structure of your database, you performed a backup of the control file to trace. After this, you lost only the control files and the instance aborted due to a hardware failure. How would you proceed to recover the database?()A Start the instance and open the database, instance recovery automatically recoverscontrol filesB Create a file based on the contents of the trace file and save it to the control file locations and start the databaseC Re-create the database (The recovery of the control file is not possible because you have lost all the control files.)D Start the instance, in the NOMOUNTstate,re-create the control file using the CREATE CONTROLFILE command stored in the trace file.E Start the instance and MOUNT the database, then re-create the control file using the CREATE CONTROLFILE command stored in the trace file.

考题 单选题The loss of the control file forced you to re/x7fcreate the control file. After re/x7fcreating it and opening the database, you find that some of the data files are named as MISSINGnnnnn, where nnnnn is a five/x7fdigit number starting with 0.  What could be the possible reason?()A These are the data files that are corrupted.B There is no SYSAUX tablespace in your databaseC There is a read­only tablespace in your database.D These are the data files that cannot be recovered.

考题 单选题You work as a database administrator for Certkiller .com. You added atablespaceto your database. Because of the changes to the physical structure of your database, you performed a backup of the control file to trace. After this, you lost only the control files and the instance aborted due to a hardware failure.  How would you proceed to recover the database?()A Start the instance and open the database, instance recovery automatically recovers control files B Create a file based on the contents of the trace file and save it to the control file locations and start the database C Re-create the database (The recovery of the control file is not possible because you have lost all the control files.) D Start the instance, in the NOMOUNTstate,re-create the control file using the CREATE CONTROLFILE command stored in the trace file. E Start the instance and MOUNT the database, then re-create the control file using the CREATE CONTROLFILE command stored in the trace file.

考题 单选题You executed the STARTUP MOUNT command to start your database. For which database operation do you need to start the database in the MOUNT state?()A renaming the control filesB dropping a user in your databaseC enabling or disabling redo log archivingD dropping a tablespace in your databaseE re-creating the control files, after you lost all the control files in your database

考题 单选题The loss of the control file forced you to re-create the control file. After re-creating it and opening the database, you find that some of the data files are named as MISSINGnnnnn, where nnnnn is a five-digit number starting with 0. What could be the possible reason?()A  These are the data files that are corrupted.B  There is no SYSAUX tablespace in your databaseC  There is a read-only tablespace in your database.D  These are the data files that cannot be recovered.

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