adding a new user to the database
dropping a user from the database
dropping a table from the database
dropping a data file from a tablespace
adding a new tablespace to the database
第1题:
You lost a temporary file that belongs to the default temporary tablespace in your database. From the options provided, which approach would you take to solve the problem? ()
第2题:
Your database operates in ARCHIVELOG mode. User/x7fmanaged consistent backups are performed every Sunday night. On Tuesday, client A drops a table at 8:00 a.m. as follows: SQL> DROP TABLE cust_ord PURGE; Table dropped. Client B executes a query at 9:00 a.m. on the same table as follows: SQL> SELECT * FROM cust_ord; SELECT * FROM cust_ord * ERROR at line 1: ORA/x7f00942: table or view does not exist Client B needs the dropped table and reports the problem to you. With reference to this scenario, which action should you take?()
第3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?()
第4题:
Your database is running in the ARCHIVELOG mode. You have configured RMAN for backup and recovery operations. You execute the following command from the RMAN prompt: RMAN> CONFIGURE CONTROLFILE AUTOBACKUP ON; After executing this command, in which of the following cases will RMAN make an auto-backup of the control file? ()
第5题:
Your database is in NOARCHIVELOG mode. After which two operations you should take the backup of control file?()
第6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?()
第7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? ()
第8题:
drop the readonly tablespace and recreate the tablespace after recovery
take data files from the readonly tablespace offline before performing a recovery
perform a recovery; status of the tablespace in control file will be changed automatically
recovery using backup control file is not possible, so restore all the files from the last full database backup, and then open the database
第9题:
adding a new user to the database
dropping a user from the database
dropping a table from the database
dropping a data file from a tablespace
adding a new tablespace to the database
第10题:
Restore all the datafiles from the backup.
Restore only the lost datafile from the backup.
Restore all the datafiles for the lost tablespace from the backup.
Restore all the datafiles for the lost tablespace and all the SYSTEM and SYSAUX datafiles from the backup.
第11题:
a tablespace is taken offline
the database instance is restarted
a new data file is added to an existing tablespace
a successful backup is recorded in the RMAN repository
the RMAN connection is disconnected from the target database
第12题:
Take the USERS tablespace offline and re-create the lost data file.
Shut down the instance, restore the data file from the last consistent backup, and restart the databaseinstance.
Shut down the instance, restore all the database files from the last consistent backup, and restart thedatabase instance.
Take the USERS tablespace offline, restore all the data files of the USERS tablespace from the lastconsistent backup, and make the tablespace online.
第13题:
Your database is running In ARCIIIVELOG mode. One of the data files, USBRDATAOI. DBF, in the users tablespace is damaged and you need to recover the file until the point of failure. The backup for the data file is available. Which three files would be used in the user-managed recovery process performed by the database administrator (DBA)?()
第14题:
Your database is in NOARCHIVELOG mode and a logswitch happens every 20 minutes. On Thursday morning,media failure resulted in corruption of a data file belonging to the TOOLS tablespace. Backups are taken on every Sunday. What would you do in this situation?()
第15题:
Your test database is configured to run in NOARCHIVELOG mode. One of the data files in the USERStablespace is lost due to a media failure. You notice that all the online redo logs have been overwritten since the last backup. What would you do to recover the data file()
第16题:
You work as a database administrator for Certkiller .com. Your database is in NOARCHIVELOG mode. The database has been configured with three redo logs groups, and there have been five log switches. You lost one non-system-critical data file from your database. Which method would you use to recover the data file?()
第17题:
A data file become corrupted in your database due to bad sectors on the disk. Because of corruption, you lost all the important tables in that data file. Which method would you use for recovery?()
第18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?()
第19题:
shut down and restart the instance
add new tempfiles to the temporary tablespaces after recovery
perform a media recovery and open the database with the RESETLOGS option
perform a media recovery and bring the database to NOARCHIVELOG mode
第20题:
when you change the name of a datafile
when you drop a table from the database
when you take an export of the database
when you back up the database using OS utilities
when you issue an ALTER SYSTEM SWITCH LOGFILE statement
when you issue a BACKUP command from inside the RMAN run block
第21题:
Mount the container database (CDB) and restore the control file from the control file auto backup.
Recover and open the CDB in NORMAL mode.
Mount the CDB and then recover and open the database, with the RESETLOGS option.
Open all the pluggable databases.
Recover each pluggable database.
Start the database instance in the nomount stage and restore the control file from control file auto backup.
第22题:
take data files from the read-only tablespace offline before performing a recovery
recovery using backup control file is not possible, so restore all the files from the last full database backup, and then open the database
drop the read-only tablespace and re-create the tablespace after recovery
perform a recovery; status of the tablespace in control file will be changed automatically
第23题:
Restore the lost data file from the backup, and then flash back the database.
Restore the data file pertaining to index tablespace, and then recover the tablespace.
Restore all the data files, and then perform an incomplete recovery to get the tablespace back.
Restore all the data files, and then perform an incomplete recovery using the backup control file.
Drop and re-create the index tablespace, and then re-create all of the indexes in that tablespace.
第24题:
Take the USERS tablespace offline and re-create the lost data file.
Shut down the instance, restore the data file from the last consistent backup, and restart the databaseinstance.
Shut down the instance, restore all the database files from the last consistent backup, and restart thedatabase instance.
Take the USERS tablespace offline, restore all the data files of the USERS tablespace from the lastconsistent backup, and make the tablespace online