When performing password recovery, which command should be entered at the boot prompt?（）A、boot -sB、boot -rC、boot singleD、boot recovery
When performing password recovery, which command should be entered at the boot prompt?（）
- A、boot -s
- B、boot -r
- C、boot single
- D、boot recovery
相关考题：
Dr. Nolen says that self－confidence helps him (). A、when he is making a decisionB、when he is performing an operationC、when he has made mistakesD、all of the above (a+b+c)
Which two statements are true about the rescue configuration file?() A. It must include a root password.B. It is rollback file number 50, and you can recover it by issuing rollback 50.C. It is created by issuing request system configuration rescue save.D. It is updated automatically when you commit.
When performing password recovery, which command should be entered at the boot prompt?() A.boot -sB.boot -rC.boot singleD.boot recovery
Which three options are network evaluation techniques？ （）A、Performing end-user training on the use of antispyware softwareB、Performing virus scansC、Scanning a network for active IP addresses and open ports on those IP addressesD、Using password-cracking utilities
What is the purpose of pressing the Ctrl+Break keys during the router password recover procedure?（）A、To restart the router.B、To bypass the configuration in Flash.C、To view the password before changes are made.D、To bypass setup configuration mode.E、To access ROM Monitor mode.
When performing a backup， which of the following media types would have no moving parts？（）A、 TapeB、 FlashC、 WORMD、 Optical
When you are performing media recover， and an archived log is lost or corrupt， which type of recover must you perform？（）A、Until SCNB、Until timeC、Until cancelD、Recover using backup control file.
Which two statements are true about the rescue configuration file?（）A、It must include a root password.B、It is roll back file number 50, and you can recover it by issuing rollback 50.C、It is created by issuing request system configuration rescue save.D、It is updated automatically when you commit
What will be disabled as a result of the no service password-recovery command？（）A、password encryption serviceB、changes to the config-register settingC、the xmodem privilege EXEC mode command to recover the Cisco IOS imageD、ROMMON
What is the purpose of typing o/r 0x2142 during a password recover procedure on a 2500 series router?（）A、To restart the router.B、To bypass the configuration in NVRAM.C、To view the lost password.D、To save the changes to the configuration.E、To enter ROM Monitor mode.
Which of the following commands cannot be executed when the database open？（）A、RECOVER DATABASEB、RECOVER TABLESPACEC、RECOVER DATAFILED、ALTER DATABASE RECOVER DATAFILE
When performing an incomplete recover of the whole database， which data files must you restore？ （）A、Only the damaged or lost data files.B、All of the data files of the database.C、Only the data files belonging to the SYSTEM tablespace.D、The data files belonging to the SYSTEM tablespace and the damaged or lost data files.
When performing a backup using Recovery Manager （RMAN）， which four types of files can be backed up with the RMAN BACKUPcommand？ （）A、 data fileB、 password fileC、 archivelog fileD、 temporary fileE、 online redo log fileF、 the current control fileG、 the tnsnames.ora fileH、 current server parameter file
In which scenario will you perform an incomplete recovery？（）A、 when a table is dropped and stored in the Recycle BinB、 when all the control files are deletedC、 when a member of a multiplexed redo log group is droppedD、 when you are required to recover a table to its previous state
Which two statements about Flashback Query are true？（）A、It is generated by using the redo log files. B、It helps in row-level recovery from user errors.C、It can be performed to recover ALTER TABLE statements D、It fails when undo data pertaining to the transaction is overwritten.E、The database has to be opened with the resetlogs option after performing Flashback Query.
When performing a backup using Recovery Manager （RMAN）， which four types of files can be backed up with the RMAN BACKUP command？（）A、data fileB、password fileC、archivelog fileD、temporary fileE、online redo log fileF、the current control fileG、the tnsnames.ora fileH、current server parameter file
In which situation would you use the Oracle Shared Server configuration？（）A、when performing export and import using Oracle Data PumpB、when performing backup and recovery operations using Oracle Recovery ManagerC、when performing batch processing and bulk loading operation in a data warehouse environment D、in an online transaction processing （OLTP） system where large number of client sessions are idle most of the time
Your portable computer is in sleep mode. When you resume work on the portable computer， you are not prompted for a password. You need to ensure that you are prompted for a password each time the portable computer recovers from sleep mode. What should you do？（）A、Configure the computer to hibernate when not in use.B、In the current power plan settings， configure the computer to require a password when recovering from sleep mode.C、Configure the computer to use the High Performance power plan.D、Configure the screen saver settings to require a password on resumption of work.
多选题Which two statements about Flashback Query are true？（）AIt is generated by using the redo log files.BIt helps in row-level recovery from user errors.CIt can be performed to recover ALTER TABLE statementsDIt fails when undo data pertaining to the transaction is overwritten.EThe database has to be opened with the resetlogs option after performing Flashback Query.
单选题When performing an incomplete recover of the whole database， which data files must you restore？ （）AOnly the damaged or lost data files.BAll of the data files of the database.COnly the data files belonging to the SYSTEM tablespace.DThe data files belonging to the SYSTEM tablespace and the damaged or lost data files.
单选题When performing password recovery, which command should be entered at the boot prompt?（）Aboot -sBboot -rCboot singleDboot recovery
单选题You lost the PRODSTD tablespace， which was read/write. The tablespace was read-only when the last backup was performed. How would you recover the tablespace？（）A restore the tablespace from the backup； there is no need to apply the redo informationB restore the full database to recover the data up to the point when you performed the backupC restore the tablespace from the backup and then perform a recovery using the backup control fileD restore the tablespace from the backup and then recover the tablespace； all the redo information from the point when the tablespace was made read/write is applied
单选题What is the purpose of pressing the Ctrl+Break keys during the router password recover procedure?（）ATo restart the router.BTo bypass the configuration in Flash.CTo view the password before changes are made.DTo bypass setup configuration mode.ETo access ROM Monitor mode.
单选题You lost the PRODSTD tablespace， which was read/write. The tablespace was read/x7fonly when the last backup was performed. How would you recover the tablespace？（）Arestore the tablespace from the backup; there is no need to apply the redo information Brestore the full database to recover the data up to the point when you performed the backup Crestore the tablespace from the backup， and then perform a recovery using the backup control fileDrestore the tablespace from the backup， and then recover the tablespace; all the redo information from the point when the tablespace was made read/write is applied
多选题Which two statements are true about the rescue configuration file?（）AIt must include a root password.BIt is roll back file number 50, and you can recover it by issuing rollback 50.CIt is created by issuing request system configuration rescue save.DIt is updated automatically when you commit
单选题When performing recover of a database in NOARCHIVELOG mode with RMAN， the target database must be in the （） state to restore the control file.AOPENBIDLECMOUNTDNOMOUNT
单选题Your portable computer is in sleep mode. When you resume work on the portable computer， you are not prompted for a password. You need to ensure that you are prompted for a password each time the portable computer recovers from sleep mode. What should you do？（）AConfigure the computer to hibernate when not in use.BIn the current power plan settings， configure the computer to require a password when recovering from sleep mode.CConfigure the computer to use the High Performance power plan.DConfigure the screen saver settings to require a password on resumption of work.
单选题When you are performing media recover， and an archived log is lost or corrupt， which type of recover must you perform？（）AUntil SCNBUntil timeCUntil cancelDRecover using backup control file.