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？（）Arenaming the control filesBdropping a user in your databaseCenabling or disabling redo log archivingDdropping a tablespace in your databaseEre-creating the control files， after you lost all the control files in your database
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 files
B
dropping a user in your database
C
enabling or disabling redo log archiving
D
dropping a tablespace in your database
E
re-creating the control files， after you lost all the control files in your database
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View the Exhibit to examine the error during the database startup.You open an RMAN session for the database instance. To repair the failure, you executed the following as the first command in the RMAN session:RMAN REPAIR FAILURE;Which statement describes the consequence of the command?（）A. The command performs the recovery and closes the failures.B. The command only displays the advice and the RMAN script required for repair.C. The command produces an error because the ADVISE FAILURE command has not been executed before the REPAIR FAILURE command.D. The command executes the RMAN script to repair the failure and removes the entry from the Automatic Diagnostic Repository (ADR).
Upon starting your database, you receive the following error:You can choose from the following steps:1.Restore the database datafiles.2.Issue the alter database clear unarchived logfile group 1 command.3.Issue the alter database open command.4.Issue the alter database open resetlogs command.5.Recover the database using point-in-time recovery.6.Issue the Startup Mount command to mount the database.7.Back up the database.Which is the correct order of these steps in this case?（）A. 1,6,5,4,7B. 6,5,4C. 6,2,3,7D. 1,6,3E. The database cannot be recovered
当启动Oracle实例,如果不需要装置数据库,可以使用如下()命令。 A.STARTUP MOUNTB.STARTUP NOMOUNTC.START NOMOUNTD.START MOUNT
You are working on the PROD database， which is in NOARCHIVELOG mode. You lost the active online redo log group due to a media failure. How should you recover your database？（）A、 Restore the database from a whole consistent backup and start the database in MOUNT mode. Then， open the database with the RESETLOGS option after performing a cancel-based recovery.B、 Restore the database from a whole consistent backup and start the database in MOUNT mode. Then， drop the lost redo log group and open the database with the RESETLOGS option after performing a cancel-based recovery.C、 Restore the database from a whole consistent backup and start the database in MOUNT mode. Then， clear the lost redo log group and open the database with the RESETLOGS option after performing a cancel-based recovery.D、 Do nothing. You do not need to recover the database in this case； an instance recovery will be performed by the SMON process on startup.
You install a SCSI adapter and a SCSI tape drive on your Windows 2000 Professional computer. You start the computer and Windows 2000 Professional detects and installs drivers for the new SCSI devices. Later the same day, you restart your computer. During the startup process, the computer stops loading Windows 2000 Professional. You then restart the computer and it stops again. You want to enable your Windows 2000 Professional computer to start successfully. What should you do?（）A、Start the computer in Safe Mode. Enable driver signing.B、Start the computer in Safe Mode. Use Device Manager to remove the SCSI tape device.C、Start the computer by using the Recovery Console. Repair the Master Boot Record by using the fixmbr command.D、Start the computer by using the Recovery Console. Disable the SCSI adapter device driver by using the disable command.
You have joined a new organization as a Database Administrator. The Security Administrator in your organization has kept human errors， such as erroneously dropping users， tables， and important data， to a minimum by carefully granting only the necessary privileges to each user. As a result of several ongoing transactions within your database， you discover that the flashback logs are rapidly increasing in the flash recovery area. To avoid out-of-space errors， you decide to delete the flashback logs from the flash recovery area. How can you delete the flashback logs from the database if your database is up and running？（）A、 Shut down the database using the SHUTDOWN command. Mount the database using the STARTUP MOUNT EXCLUSIVE command and disable Flashback Database using the ALTER DATABASE FLASHBACK OFF statement.B、 Change the parameter setting in the SPFILE for the DB_RECOVERY_FILE_DEST parameter using the ALTER SYSTEM SET DB_RECOVERY_FILE_DEST=’’ SCOPE=BOTH statement while the database is up and running.C、 Shut down the database using the SHUTDOWN command. Mount the database using the STARTUP MOUNT EXCLUSIVE command. Change the parameter setting in the SPFILE for the DB_RECOVERY_FILE_DEST parameter using the ALTER SYSTEM SET DB_RECOVERY_FILE_DEST=’’ SCOPE=BOTH statement. Disable Flashback Database using the ALTER DATABASE FLASHBACK OFF statement.D、 Change the parameter setting in the SPFILE for the DB_RECOVERY_FILE_DEST parameter using the ALTER SYSTEM SET DB_RECOVERY_FILE_DEST=’’ SCOPE=BOTH statement. Shut down the database using the SHUTDOWN command. Mount the database using the STARTUP MOUNT EXCLUSIVE command and disable Flashback Database using the ALTER DATABASE FLASHBACK OFF statement.
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
You are managing a single instance Oracle 10g database that utilizes the following parameters： Which of the following set of commands must you execute to enable Flashback Database？（）A、 STARTUP MOUNT EXCLUSIVE ALTER DATABASE FLASHBACK ON； ALTER DATABASE OPEN；B、 STARTUP MOUNT ALTER DATABASE FLASHBACK ON； ALTER DATABASE OPEN RESETLOGS；C、 STARTUP MOUNT EXCLUSIVE ATLER DATABASE ARCHIVELOG； ALTER DATABASE FLASHBACK ON； ALTER DATABASE OPEN RESETLOGS；D、 STARTUP MOUNT ALTER DATABASE ARCHIVELOG； ALTER DATABASE FLASHBACK ON； ALTER DATABASE OPEN；
You are maintaining the PROD database for NetFx Corporation. You have configured controlfile autobackup in your database. At 6：00 P.M. on Monday， you issue the following command： RMANBACKUP DATABASE； At 8：00 A.M. on Tuesday， you are unable to start the database because all the control files are missing. You decide to restore the control files from the backup by using the RMAN RESTORE CONTROLFILE FROM AUTOBACKUP； command. Which operation should you perform before using the RMAN RESTORE CONTROLFILE FROM AUTOBACKUP； command？（）A、 Start the database in the MOUNT stage.B、 Back up the control file to trace.C、 Set the DBIDD、 Issue the RECOVER DATABASE command.
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.
The ORACLE_SID environment variable is set to +ASM. ASMLIB is not used in the configuration. You executed the following command to startup the Automatic Storage Management (ASM) instance. SQL STARTUP; Which two activities are performed during a successful start up operation?（）A、The databases configured to use the ASM instance are mountedB、The disk groups are mounted as per the ASM_DISKGROUPS initialization parameterC、ASM starts the Oracle Cluster Synchronization Services (CSS) daemon if it is not startedD、ASM discovers and examines the contents of all files that are in the paths specified in the ASM_DISKGROUPS initialization parameters
ou need additional storage space on your Windows 2000 Professional computer. You install a second SCSI controller and a second hard disk. During the installation of the SCSI driver, you receive a warning that the driver is unsigned. You complete the installation of the driver and restart Windows 2000 Professional. During startup, you receive a Stop error. You need to correct the error and start Windows 2000 as quickly as possible. What should you do?（）A、Start the computer in Recovery Console. Delete the SCSI controller driver.B、Start the computer by using the last known good configuration.C、Start the computer by using the Windows 2000 startup floppy disks， and repair the system files.D、Start the computer by using the Windows 2000 startup floppy disks， and repair the registry.
You install a SCSI adapter and a SCSI tape drive on your Windows 2000 Professional computer. You start the computer. Windows 2000 Professional detects and installs drivers for the new SCSI devices. Later the same day, you restart your computer. During the startup process, the computer stops loading Windows 2000 Professional. You then restart the computer and it stops again. You want to enable your Windows 2000 Professional computer to start successfully. What should you do? （）A、Start the computer in safe mode. Enable driver signing.B、Start the computer in safe mode. Use Device Manager to remove the SCSI tape device.C、Start the computer by using the Recovery Console. Repair the Master Boot Record by using the fixmbr command.D、Start the computer by using the Recovery Console. Disable the SCSI adapter device driver by using the disable command.
You have updated the modem driver on your Windows 2000 Professional computer. You restart your computer. Immediately after you log on, you receive a stop error. You need to start Windows 2000. What must you do? （）A、Restart the computer in Safe Mode. Uninstall the modem driver.B、Restart the computer by using the last known good configuration.C、Restart the computer in Recovery Console. Replace the new Modem.inf file with the old modem.inf file.D、Start the computer from the Windows 2000 startup floppy disks. Repair the registry.E、Start the computer from the Windows 2000 startup floppy disks. Repair the system files.
You configured automatic archive logging for the database. On the next startup the database runs for a while， but then hangs. After checking the alert log， you determine that all the online redo logs need archiving. Which step was skipped when you set up automatic archive log？（）A、LOG_ARCHIVE_DEST was not set in the parameter file.B、LOG_ARCHIVE_START was not set in the parameter file.C、alter database archivelog； was not executed in MOUNT mode.D、LOG_ARCHIVE_MAX processes were not set in the parameter file.
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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？（）Arenaming the control filesBdropping a user in your databaseCenabling or disabling redo log archivingDdropping a tablespace in your databaseEre-creating the control files， after you lost all the control files in your database
多选题The ORACLE_SID environment variable is set to +ASM. ASMLIB is not used in the configuration. You executed the following command to startup the Automatic Storage Management （ASM） instance. SQL STARTUP； Which two activities are performed during a successful start up operation？（）AThe databases configured to use the ASM instance are mountedBThe disk groups are mounted as per the ASM_DISKGROUPS initialization parameterCASM starts the Oracle Cluster Synchronization Services （CSS） daemon if it is not startedDASM discovers and examines the contents of all files that are in the paths specified in the ASM_DISKGROUPS initialization parameters
单选题You executed the following command in Recovery Manager （RMAN）： RMAN RESTORE CONTROLFILE； Which operation must you perform before this command is executed？（）A back up the control file to traceB bring database to the MOUNT stateC open a connection to the RMAN recovery catalog， which contains the RMAN metadata for the target databaseD set the database ID （DBID）， but only if the DB_NAME parameter associated with the target database is unique in the recovery catalog
单选题You install a SCSI adapter and a SCSI tape drive on your Windows 2000 Professional computer. You start the computer. Windows 2000 Professional detects and installs drivers for the new SCSI devices. Later the same day, you restart your computer. During the startup process, the computer stops loading Windows 2000 Professional. You then restart the computer and it stops again. You want to enable your Windows 2000 Professional computer to start successfully. What should you do? （）AStart the computer in safe mode. Enable driver signing.BStart the computer in safe mode. Use Device Manager to remove the SCSI tape device.CStart the computer by using the Recovery Console. Repair the Master Boot Record by using the fixmbr command.DStart the computer by using the Recovery Console. Disable the SCSI adapter device driver by using the disable command.
单选题You install a SCSI adapter and a SCSI tape drive on your Windows 2000 Professional computer. You start the computer and Windows 2000 Professional detects and installs drivers for the new SCSI devices. Later the same day, you restart your computer. During the startup process, the computer stops loading Windows 2000 Professional. You then restart the computer and it stops again. You want to enable your Windows 2000 Professional computer to start successfully. What should you do?（）AStart the computer in Safe Mode. Enable driver signing.BStart the computer in Safe Mode. Use Device Manager to remove the SCSI tape device.CStart the computer by using the Recovery Console. Repair the Master Boot Record by using the fixmbr command.DStart the computer by using the Recovery Console. Disable the SCSI adapter device driver by using the disable command.
单选题You have control-file autobackups enabled. When starting your database from SQL*Plus， you receive the following error message： SQL startup ORA-01078： failure in processing system parameters LRM-00109： could not open parameter file ， C:///ORACLE/PRODUCT/11.1.0/DB_1/DATABASE/INITORCL.ORA Using RMAN， how would you respond to this error？（）A Issue the startup nomount command and then issue the restore parameter file command from the RMAN prompt.B Issue the startup nomount command and then issue the restore spfile command from the RMAN prompt.C Issue the startup nomount command and then issue the restore spfile from autobackup command from the RMAN prompt.D Issue the startup nomount command and then issue the restore spfile from backup command from the RMAN prompt.E Issue the restore spfile from autobackup command from the RMAN prompt.
单选题You executed the following command to start the database： SQL STARTUP ORACLE instance started. Total System Global Area 281018368 bytes Fixed Size 789000 bytes Variable Size 229635576 bytes Database Buffers 50331648 bytes Redo Buffers 262144 bytes ORA-00205： error in identifying controlfile， check alert log for more info Which view would you query at this stage to investigate this missing control file？（）AV$INSTANCEBV$CONTROLFILECDBA_CONTROL_FILESDV$DATABASE_PROPERTIESEV$CONTROLFILE_RECORD_SECTION
单选题You are managing a single instance Oracle 10g database that utilizes the following parameters： Which of the following set of commands must you execute to enable Flashback Database？（）A STARTUP MOUNT EXCLUSIVE ALTER DATABASE FLASHBACK ON； ALTER DATABASE OPEN；B STARTUP MOUNT ALTER DATABASE FLASHBACK ON； ALTER DATABASE OPEN RESETLOGS；C STARTUP MOUNT EXCLUSIVE ATLER DATABASE ARCHIVELOG； ALTER DATABASE FLASHBACK ON； ALTER DATABASE OPEN RESETLOGS；D STARTUP MOUNT ALTER DATABASE ARCHIVELOG； ALTER DATABASE FLASHBACK ON； ALTER DATABASE OPEN；
单选题You executed the following command in Recovery Manager （RMAN）： RMAN RESTORE CONTROLFILE； Which operation must you perform before this command is executed？（）Aback up the control file to traceBbring database to the MOUNT stateCopen a connection to the RMAN recovery catalog， which contains the RMAN metadata for the target databaseDset the database ID （DBID）， but only if the DB_NAME parameter associated with the target database is unique in the recovery catalog
单选题Your ARCHIVELOG-mode database has lost three datafiles and shut down. One is assigned to the SYSTEM tablespace and two are assigned to the USERS tablespace. You can choose from the following steps to recover your database： a. Restore the three database datafiles that were lost. b. Issue the Startup Mount command to mount the database. c. Issue the alter database open command. d. Issue the alter database open resetlogs command. e. Recover the database using the recover database command. f. Recover the datafiles with the recover datafile command. g. Take the datafiles offline. Which is the correct order of these steps in this case？（）Aa， b， e， cBb， e， dCa， b， d， cDb， g， c， fEa， b， d， f
单选题You have lost datafiles 1 and 3 from your database，and the database has crashed. In what order should you perform the following steps to recover your database？（） 1. Take the datafiles that were lost offline. 2. startup mount the database 3. Issue the alter database open command. 4. Restore the datafiles that were lost 5. Recover the datafiles with the recover datafile command. 6. Bring the datafiles back online. 7. Recover the database with the recover database command.A 2，1，3，4，5，6B 2，4，5，3C 4，7，3D 2，4，7，3E 2，7，3