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Your production database is running in archivelog mode and you are using recovery manager (RMAN) with recovery catalog to perform the database backup at regular intervals. When you attempt to restart the database instance after a regular maintenance task on Sunday, the database fails to open displaying the message that the data file belonging to the users tablespace are corrupted. The steps to recover the damaged data files are follows: 1. Mount the database 2. Open the database 3. Recover the data file 4. Restore the data file 5. Make the data file offline 6. Make the data file online Which option identifies the correct sequence that you must use to recover the data files?（）
- A、2, 4, 3
- B、1, 4, 3, 2
- C、2, 5, 4, 3, 6
- D、5, 2, 4, 3, 6
- E、1, 5, 4, 3, 6, 2
参考答案
更多 “ Your production database is running in archivelog mode and you are using recovery manager (RMAN) with recovery catalog to perform the database backup at regular intervals. When you attempt to restart the database instance after a regular maintenance task on Sunday, the database fails to open displaying the message that the data file belonging to the users tablespace are corrupted. The steps to recover the damaged data files are follows: 1. Mount the database 2. Open the database 3. Recover the data file 4. Restore the data file 5. Make the data file offline 6. Make the data file online Which option identifies the correct sequence that you must use to recover the data files?（）A、2, 4, 3B、1, 4, 3, 2C、2, 5, 4, 3, 6D、5, 2, 4, 3, 6E、1, 5, 4, 3, 6, 2” 相关考题
考题
You are using Recovery Manager (RMAN) with a recovery catalog to back up your production database. The backups and the archived redo log files are copied to a tape drive on a daily basis. Because of media failure, you lost your production database completely along with the recovery catalog database. You want to recover the target database and make it functional. You consider performing the following steps to accomplish the task:Which option illustrates the correct sequence that you must use?（）A. 8, 1, 3, 2, 4, 5, 7, 6B. 1, 8, 3, 4, 2, 5, 7, 6C. 1, 3, 4, 2, 8, 5, 6, 7D. 1, 3, 2, 4, 6, 5, 7, 8
考题
You realize that the control file is damaged in your production database.After restoring the control file from autobackup, what is the next step that you must do to proceed with the database recovery?（）A. Mount the databaseB. Open the database in NORMAL modeC. Open the database in RESTRICTED modeD. Open the database with the RESETLOGS option
考题
Youhavecreatedascriptintherecoverycatalogcalledbackup_database.Whichofthefollowingcommandswouldsuccessfullyexecutethatscript?()
A.run{openscriptbackup_database；runscriptbackup_database}B.run{engagescriptbackup_database；}C.run{runscriptbackup_database；}D.Run{executescriptbackup_database；}E.Thenamebackup_databaseisaninvalidnameforanRMANscript.TryingtorunitfromRMAN wouldresultinanerror.
考题
You are using a recovery catalog to maintain Recovery Manager (RMAN) backup information for yourproduction 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 youwant them to be included in backups.Identify two options for completing this task. （）(Choose two.)A. Reregistering the target database in recovery catalogB. Transporting the new tablespaces to the recovery catalog databaseC. Syncronizing the recovery catalog with the target database control fileD. Performing a fresh backup of the target database to include the new data files in the catalog database
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You notice that the performance of your production 24/7 Oracle database significantly degraded.Sometimes you are not able to connect to the instance because it hangs. You do not want to restart thedatabase instance.How can you detect the cause of the degraded performance?（）A. Enable Memory Access Mode, which reads performance data from SGA.B. Use emergency monitoring to fetch data directly from SGA analysis.C. Run Automatic Database Diagnostic Monitor (ADDM) to fetch information from the latest Automatic Workload Repository (AWR) snapshots.D. Use Active Session History (ASH) data and hang analysis in regular performance monitoring.E. Run ADDM in diagnostic mode.
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考题
You have created a script in the recovery catalog called backup_database. Which of the following commands would successfully execute that script？（） A、 run { open script backup_database； run script backup_database }B、 run { engage script backup_database； }C、 run { run script backup_database； }D、 Run { execute script backup_database； }E、 The name backup_database is an invalid name for an RMAN script. Trying to run it from RMAN would result in an error.
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You are maintaining your production database in Oracle10g. You want the circular reuse records in the control file of the target database to be reused as required. Which value will you set for the CONTROL_FILE_RECORD_KEEP_TIME initialization parameter？（）A、 0B、 1C、 NONED、 DEFAULT
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You realize that the control file is damaged in your production database.After restoring the control file from autobackup, what is the next step that you must do to proceed with the database recovery?（）A、Mount the databaseB、Open the database in NORMAL modeC、Open the database in RESTRICTED modeD、Open the database with the RESETLOGS option
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Automatic Shared Memory Management is disabled for your database instance. You realize that there arecases of SQL statements performing poorly because of repeated parsing activity， resulting in degradation ofperformance. What would be your next step to improve performance（）A、Run the SQL Access Advisor.B、Run the Memory Advisor for the sgaC、Run the Memory Advisor for the pga.D、Run the Memory Advisor for the shared pool.E、Run the Memory Advisor for the buffer cache
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Automatic Shared Memory Management is disabled for your database instance. You realize that thereare cases of SQL statements performing poorly because of repeated parsing activity， resulting indegradation of performance. What would be your next step to improve performance？ （）A、Run the SQL Access Advisor.B、Run the Memory Advisor for the sga.C、Run the Memory Advisor for the pga.D、Run the Memory Advisor for the shared pool.E、Run the Memory Advisor for the buffer cache.
考题
Your production database uses an Automatic Storage Management （ASM） instance to manage its files. You want to add a new disk group to the ASM instance to manage the increased data load. What action would you perform to include the new disk group in the ASM instance without causing any impact on the currently connected users？（）A、mount the new disk group in the ASM instanceB、restart the ASM instance and the production database instanceC、register the new disk groups in the production database instanceD、restart the ASM instance without restarting the production database instanceE、include the new disk group in the ASM_DISKSTRING parameter in the parameter file and restart the ASM instance
考题
You work as a database administrator at Certkiller .com. In your production database there is a job， CALC_STAT， which has been scheduled to run every Friday at 5.00 p.m. CALC_STATupdates the optimizer statistics for the objects owned by the APPSschema. You want the task to be generic， thereby allowing users to modify the attributes of the task at run time without affecting the original task.Which component of Oracle Scheduler must you define to achieve this？（）A、 WindowB、 ProgramC、 Job classD、 Window group
考题
单选题Your network contains an Exchange Server 2010 Mailbox server.The server has one mailbox database.A user named User1 reports that he has multiple corrupted e-mail messages in his mailbox.You need to recover User1ˉs -mail messages.The solution must not delete any other e-mail messages in the mailbox database.What should you do？（）A
Create a new Mailbox Recovery Database， restore a backup of the database file， and then run the Export-Mailbox cmdlet.B
Create a new Mailbox Recovery Database， restore a backup of the database file， and then run the Restore-Mailbox cmdlet.C
Create a database availability group （DAG）， restore a backup of the mailbox database file， and then run the Restore-Mailbox cmdlet.D
Create a database availability group （DAG）， restore a backup of the mailbox database file， and then run the Export-Mailbox cmdlet.
考题
多选题Which two requirements are critically important to implement for your database backup strategy if you require a 24 hours a day， 7 days a week production environment？（）AARCHIVELOG mode.BNOARCHIVELOG mode.COpen database backups.DConsistent whole backups.
考题
多选题You are using a recovery catalog to maintain Recovery Manager (RMAN) backup information for yourproduction 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 youwant them to be included in backups.Identify two options for completing this task. （）(Choose two.)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
考题
单选题You work as a database administrator at Certkiller .com. Your production database uses an Automatic Storage Management （ASM） instance to manage its files. You want to add a new disk group to the ASM instance to manage the increased data load. What action would you perform to include the new disk group in the ASM instance without causing any impact on the currently connected users？（）A
mount the new disk group in the ASM instanceB
restart the ASM instance and the production database instanceC
register the new disk groups in the production database instanceD
restart the ASM instance without restarting the production database instanceE
include the new disk group in the ASM_DISKSTRING parameter in the parameter file and restart the ASM instance
考题
单选题In your production database there is a job， CALC_STAT， which has been scheduled to run every Friday at 5：00 p.m. CALC_STAT updates the optimizer statistics for the objects owned by the APPS schema. You want the task to be generic， thereby allowing users to modify the attributes of the task at run time without affecting the original task. Which component of Oracle Scheduler must you define to achieve this？（）A
WindowB
ProgramC
Job classD
Window group
考题
单选题Your production database uses an Automatic Storage Management （ASM） instance to manage its files. You want to add a new disk group to the ASM instance to manage the increased data load. What action would you perform to include the new disk group in the ASM instance without causing any impact on the currently connected users？（）A
mount the new disk group in the ASM instanceB
restart the ASM instance and the production database instanceC
register the new disk groups in the production database instanceD
restart the ASM instance without restarting the production database instanceE
include the new disk group in the ASM_DISKSTRING parameter in the parameter file and restart the ASM instance
考题
单选题While setting up an Oracle database for one of your critical applications， you want to ensure that the database is backed up at regular intervals without your intervention.What should you do to achieve the objective？（）A
configure the database to run in ARCHIVELOG modeB
configure the Flash Recovery Area to enable automatic database backupC
schedule the database backup using DBMS_JOB package after creating the databaseD
schedule the database backup using Recovery Manager （RMAN）commands after creating the databaseE
schedule the database backup using Database Configuration Assistant （DBCA）while creating the database
考题
单选题You work as a database administrator for Supportcenter.cn. In your production database， the size of Database Buffer Cache needs to be increased immediately for the current as well as future instances of the database. The Oracle instance has been configured to accommodate any changes in the size of the memory structures. At this is production database， you want to accomplish this task with no impact on the user’s connections. Which activity must you have completed before accomplishing this task？（）A
You must have started the database instance in restricted mode.B
You must have started the database instance inNORMALmode.C
You must have started the database instance with server parameter file.D
You must have started the database instance but must not have mounted.E
You must have started the database instance but must not have opened.
考题
单选题You are a database administrator for your company. Each night， you perform full backups of your SQL Server 2005 computer. During business hours， you perform hourly transaction log backups. You rebuild database indexes each night. You need to modify your backup strategy. You must ensure that the database recovers to a new server as quickly as possible. What should you do？（）A
Schedule the full backups to run after the nightly index is rebuilt.B
Schedule the full backup to run before the nightly index is rebuilt. Schedule a differential backup to run after the nightly index is rebuilt.C
Schedule an additional transaction log backup to run after the nightly index is rebuilt.D
Schedule a marker to be added to the transaction log before the nightly index is rebuilt.
考题
单选题You are using recovery Manager (RMAN) with a recovery catalog to backup up your production database. The backups and the archived redo log files are copied to a tape drive on a daily basis. The database was open and transactions were recorded in the redo logs. Because of fire in the building you lost your servers having the production database and the recovery catalog database. The archive log files generated after the last backup are intact on one of the remote locations. While performing a disaster recovery of the production database what is the next step that you must perform after restoring the data files and applying archived redo logs?（）A
Open the database in NORMAL modeB
Open the database in read-only modeC
Open the database in RESTRICTED modeD
Open the database with the RESETLOGS option
考题
单选题You want to perform in incomplete recovery of your database. You plan to use these commands to recover your database： SET UNTIL TIME = ’2000-12-09：11：44：00’； RESTORE DATABASE； RECOVER DATABASE； How should the commands be executed？ （）A
Only the SET command must be within a RUN block.B
All commands should be executed at the RMAN prompt.C
All three commands must be within a single RUN block.D
Only the RESTORE and RECOVER commands must be within a single RUN block.
考题
单选题In Recovery Manager (RMAN), you are taking image copies of the data files of your production database and rolling them forward at regular intervals. You attempt to restart your database. After a regular maintenance task, you realize that one of the data files that belongs to the USERS tablespace is damaged and you need to recover the data file by using the image copy. Because a media failure caused the data file to be damaged, you want to place the data file in a different location while restoring the file. Which option must you consider for this task?（）A
using only the RMAN SWITCH command to set the new location for the data fileB
placing the database in the MOUNT state for the restore and recovery operations.C
using an RMAN RUN block with the SET NEWNAME and then the SWITCH command.D
configuring two channels: one for the restore operation and the other for the recovery operation
考题
单选题You work as a database administrator at Certkiller .com. In your production database there is a job， CALC_STAT， which has been scheduled to run every Friday at 5.00 p.m. CALC_STATupdates the optimizer statistics for the objects owned by the APPSschema. You want the task to be generic， thereby allowing users to modify the attributes of the task at run time without affecting the original task.Which component of Oracle Scheduler must you define to achieve this？（）A
WindowB
ProgramC
Job classD
Window group
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
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