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单选题
Companycom has been performing scheduled backups of their data to tape using "tar" in a script for over one year with no problems. Recently, the tar command is returning a non zero return code during the backup phase, causing the script to fail. What is the primary cause of this problem?()
A

The files have grown to over eight gigabytes in size

B

The file systems are corrupt, and fsck should be run

C

The tape block size has been changed from the default

D

The user’s limit has been changed to less than eight gigabytes


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更多 “单选题Companycom has been performing scheduled backups of their data to tape using "tar" in a script for over one year with no problems. Recently, the tar command is returning a non zero return code during the backup phase, causing the script to fail. What is the primary cause of this problem?()A The files have grown to over eight gigabytes in sizeB The file systems are corrupt, and fsck should be runC The tape block size has been changed from the defaultD The user’s limit has been changed to less than eight gigabytes” 相关考题
考题 Examine the following RMAN script:Which statement describes the purpose of the script?() A. The data file is checked for physical corruption and backed up if found clean.B. The backup of data file 5 is performed and the interactive messages during the backup are suppressed.C. The existing backup for the data file is checked and the backup is performed if there are changes in the data file after the last backup.D. The backup of data file 5 is performed and all SQL statements that are executed during RMAN compilation and their results are displayed

考题 Which of the following techniques is used to extract the /usr/tmp directory from a mksysb backup?() A.Use the tar command on the fifth image.B.Use the restore command on the fourth image.C.Use tctl -f /dev/rmt0.1 fsf 3 followed by the tar command on the fourth image.D.Reboot using the mksysb tape and then use the dd command to extract the file.

考题 Companycom has been performing scheduled backups of their data to tape using "tar" in a script for over one year with no problems. Recently, the tar command is returning a non zero return code during the backup phase, causing the script to fail. What is the primary cause of this problem?()A、The files have grown to over eight gigabytes in sizeB、The file systems are corrupt, and fsck should be runC、The tape block size has been changed from the defaultD、The user’s limit has been changed to less than eight gigabytes

考题 A corrupted file system is now repaired and back in use. Some, but not all of the files within the file  systems have been deleted. The only backup of this file system is a month-old tar archive. This archive will need to be restored as root.  Which two statements correctly describe the effects of the restore operation?()A、 Files found in the file system that are also on tape will NOT be overwritten.B、 The missing files, present on the backup tape, are restored to the file system with the data as it was when the backup was taken.C、 The access times are preserved by tar and will reflect the time when a user last accessed the data.D、 The modification time on the files restored by tar will be preserved and will reflect the time the file was last modified before the backup, NOT the time of the restore operation.

考题 A customer with a small IT budget has one data center. Their main application is a database   running on an IBM System Storage DS8000. The database has a data change rate of 50% per day. Once a week, they must do a point-in-time backup from the database to tape. The time it takes to run the backup now exceeds the backup window allowed. The customer requests a proposal to reduce database downtime caused by running backups, with nearly zero impact to production volumes.  In addition to the tape backup, which DS8000 feature should a technical specialist propose()A、FlashCopyB、FlashCopy SEC、Metro MirrorD、Global Mirror

考题 Which of the following techniques is used to extract the /usr/tmp directory from a mksysb backup?()A、Use the tar command on the fifth image.B、Use the restore command on the fourth image.C、Use tctl -f /dev/rmt0.1 fsf 3 followed by the tar command on the fourth image.D、Reboot using the mksysb tape and then use the dd command to extract the file.

考题 During a cluster synchronization, an administrator inadvertently performs al ctrl ’C’ causing the synchronization to fail. After restarting the resynchronization, the administrator notices a message stating that a previous dare operation has been detected.  What is the best way to resolve this problem?()  A、 Perform a ’Recover from HACMP Script Failure’.B、 Perform a ’Release Lock Set By Dynamic Reconfiguration’.C、 Perform a graceful stop an start of all cluster processing.D、 Perform a ’Restore HACMP Configuration Database from Active Configuration’.

考题 What feature comes into play to help ensure the completion of the backup should one of three backup devices fail during a backup that is using three different channels?()A、Channel failoverB、Restartable backups C、Rescheduable backups D、Automatic backup recovery E、Channel recovery

考题 The size of the largest datafile, data1.dbf, in your database is 30MB. You issued the following command:   RMANCONFIGURE MAXSETSIZE 10MB;     What will be the impact of the above setting?()A、 While performing the backup of the datafile,data1.dbf,one backup set is created.B、 While performing the backup of the datafile,data1.dbf,two backup sets are created.C、 While performing the backup of the datafile,data1.dbf,three backup sets are created.D、 While performing the backup of the datafile,data1.dbf,the command for performing a backup of the datafile,data1.dbf,will fail.

考题 You scheduled a backup by using the Schedule Backup option in Oracle Enterprise Manager. Which statement about the script created by Oracle Enterprise Manager is true? ()A、It is a SQL script.B、It is a PL/SQL file.C、It is an operating system (OS) file.D、It is a Recovery Manager (RMAN) script

考题 You issue this RMAN command:   RMAN create script Level0Backup {   backup   incremental level 0   format ‘/u01/db01/backup/%d_%_Sp’   fileperset 5   (database include current controlfile);   sql ‘alter database archive log current’;   }  Which three statements are true about the Level0Backup script you just created?()A、The script is stored only in the control file.B、The script is stored only in the recover catalog.C、The script can be executed only by using the RMAN RUN command.D、The commands of the script can be displayed with the LIST command.E、The commands of the script can be displayed with the PRINT command.F、The commands of the script can be displayed with the REPORT command.

考题 Tape streaming is not happening while performing RMAN tape backup. On investigation, you find that it is not because of the incremental backup or the empty file backup and that RMAN is sending data blocks to the tape drive fast enough.What could be a solution to make tape streaming happen during the backup?()A、Configure backup optimizationB、Configure the channel to increase MAXOPENFILESC、Configure the channel to increase the capacity with the RATE parameterD、Configure the channel to adjust the tape buffer size with the BLKSIZE option

考题 Given the script   create script db_backup_datafile_script  {backup datafile and 1, and2 plus archivelog delete input;} Run {execute script db_backup_datafile_script using 2;}   What is the result of running this command?()   A、 The script will fail since you instructed RMAN to back up only one datafile rather than twoB、 The script will successfully back up datafile 3 without errorC、 The script will fail since it uses a substitution variable which is not supportedD、 The execute script command will prompt for the value of and2 since it’s not included in the commandE、 The script will fail because you cannot use the plus archivelog command when backing up

考题 You are the network administrator for your domain at TestKing.com. All servers run Windows Server 2003. You manage a server named TestKing7. You create a script named TestKingDataBackup.cmd on TestKing7 that contains Ntbackup commands for 10 separate backup jobs. You use the AT command from your client computer to schedule and run backups on TestKing7. You also use Automated System (ASR) on TestKing7. A user, Tess King, reports that several directories are missing from TestKing7. You establish that you need to restore all 10 backup jobs. You need to restore the data with the least amount of administrative effort. What should you do?()A、From your client computer, modify the TestKingDataBackup.cmd script to restore data. Use the AT command to run the script.B、Log on to TestKing7 and use the Backup utility to restore the first backup job. Repeat for each job.C、Log on to TestKing7 and modify the TestKingDataBackup.cmd script to restore data. Use the AT command to run the script.D、Use ASR to restore the system.

考题 单选题You are using Enterprise Manager to schedule backups for your database.  Which type of script wouldbe generated by the backup scheduler()A XML scriptB PL/SQL scriptC Operating system scriptD Recovery Manager (RMAN) script

考题 单选题What feature comes into play to help ensure the completion of the backup should one of three backup devices fail during a backup that is using three different channels?()A Channel failoverB Restartable backups C Rescheduable backups D Automatic backup recovery E Channel recovery

考题 单选题Tape streaming is not happening while performing RMAN tape backup. On investigation, you find that it is not because of the incremental backup or the empty file backup and that RMAN is sending data blocks to the tape drive fast enough. What could be a solution to make tape streaming happen during the backup?()A Configure backup optimizationB Configure the channel to increase MAXOPENFILESC Configure the channel to increase the capacity with the RATE parameterD Configure the channel to adjust the tape buffer size with the BLKSIZE option

考题 单选题Tape streaming is not happening while performing RMAN tape backup. On investigation, you find that it is not because of the incremental backup or the empty file backup and that RMAN is sending data blocks to the tape drive fast enough. What could be a solution to make tape streaming happen during the backup?()A  Configure backup optimizationB  Configure the channel to increase MAXOPENFILESC  Configure the channel to increase the capacity with the RATE parameterD  Configure the channel to adjust the tape buffer size with the BLKSIZE option

考题 单选题You are the network administrator for your domain at TestKing.com. All servers run Windows Server 2003. You manage a server named TestKing7. You create a script named TestKingDataBackup.cmd on TestKing7 that contains Ntbackup commands for 10 separate backup jobs. You use the AT command from your client computer to schedule and run backups on TestKing7. You also use Automated System (ASR) on TestKing7. A user, Tess King, reports that several directories are missing from TestKing7. You establish that you need to restore all 10 backup jobs. You need to restore the data with the least amount of administrative effort. What should you do?()A From your client computer, modify the TestKingDataBackup.cmd script to restore data. Use the AT command to run the script.B Log on to TestKing7 and use the Backup utility to restore the first backup job. Repeat for each job.C Log on to TestKing7 and modify the TestKingDataBackup.cmd script to restore data. Use the AT command to run the script.D Use ASR to restore the system.

考题 单选题Given the script   create script db_backup_datafile_script  {backup datafile and 1, and2 plus archivelog delete input;} Run {execute script db_backup_datafile_script using 2;}   What is the result of running this command?()A  The script will fail since you instructed RMAN to back up only one datafile rather than twoB  The script will successfully back up datafile 3 without errorC  The script will fail since it uses a substitution variable which is not supportedD  The execute script command will prompt for the value of and2 since it’s not included in the commandE  The script will fail because you cannot use the plus archivelog command when backing up

考题 单选题A file on the system ahs been lost, but the latest version is on a mksysb tape. The file is extracted from this mksysb tape by loading the tape. Which of the following indicates where the tape will be skipped forward?()A Third image, and resoting the file with the tar commandB Third image, and restoring the file with the dd commandC Fourth image, and restoring the file with the restore commandD Fourth image followed by the tar command

考题 单选题The size of the largest datafile, data1.dbf, in your database is 30MB. You issued the following command:   RMANCONFIGURE MAXSETSIZE 10MB;     What will be the impact of the above setting?()A  While performing the backup of the datafile,data1.dbf,one backup set is created.B  While performing the backup of the datafile,data1.dbf,two backup sets are created.C  While performing the backup of the datafile,data1.dbf,three backup sets are created.D  While performing the backup of the datafile,data1.dbf,the command for performing a backup of the datafile,data1.dbf,will fail.

考题 多选题A corrupted file system is now repaired and back in use. Some, but not all of the files within the file  systems have been deleted. The only backup of this file system is a month-old tar archive. This archive will need to be restored as root.  Which two statements correctly describe the effects of the restore operation?()AFiles found in the file system that are also on tape will NOT be overwritten.BThe missing files, present on the backup tape, are restored to the file system with the data as it was when the backup was taken.CThe access times are preserved by tar and will reflect the time when a user last accessed the data.DThe modification time on the files restored by tar will be preserved and will reflect the time the file was last modified before the backup, NOT the time of the restore operation.

考题 单选题A customer with a small IT budget has one data center. Their main application is a database   running on an IBM System Storage DS8000. The database has a data change rate of 50% per day. Once a week, they must do a point-in-time backup from the database to tape. The time it takes to run the backup now exceeds the backup window allowed. The customer requests a proposal to reduce database downtime caused by running backups, with nearly zero impact to production volumes.  In addition to the tape backup, which DS8000 feature should a technical specialist propose()A FlashCopyB FlashCopy SEC Metro MirrorD Global Mirror

考题 单选题During a cluster synchronization, an administrator inadvertently performs al ctrl ’C’ causing the synchronization to fail. After restarting the resynchronization, the administrator notices a message stating that a previous dare operation has been detected.  What is the best way to resolve this problem?()A  Perform a ’Recover from HACMP Script Failure’.B  Perform a ’Release Lock Set By Dynamic Reconfiguration’.C  Perform a graceful stop an start of all cluster processing.D  Perform a ’Restore HACMP Configuration Database from Active Configuration’.

考题 单选题You scheduled a backup by using the Schedule Backup option in Oracle Enterprise Manager. Which statement about the script created by Oracle Enterprise Manager is true? ()A It is a SQL script.B It is a PL/SQL file.C It is an operating system (OS) file.D It is a Recovery Manager (RMAN) script

考题 单选题Which of the following techniques is used to extract the /usr/tmp directory from a mksysb backup?()A Use the tar command on the fifth image.B Use the restore command on the fourth image.C Use tctl -f /dev/rmt0.1 fsf 3 followed by the tar command on the fourth image.D Reboot using the mksysb tape and then use the dd command to extract the file.