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单选题
Due to operational commitments， a system has a very short backup window during the week， but is not used from Saturday morning through Sunday at Midnight. Which of the following minimizes backup time， while providing the best data restore coverage？（）
A
Full backups every night
B
Differential backups every night
C
Full backup Saturday night， incremental backups the rest of the week
D
Full backup Saturday night， differential backups the rest of the week
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更多 “单选题Due to operational commitments， a system has a very short backup window during the week， but is not used from Saturday morning through Sunday at Midnight. Which of the following minimizes backup time， while providing the best data restore coverage？（）A Full backups every nightB Differential backups every nightC Full backup Saturday night， incremental backups the rest of the weekD Full backup Saturday night， differential backups the rest of the week” 相关考题
考题
An administrator is creating a comprehensive backup system to backup a single web server. Which of the following is the BEST way to provide full restore？（）A、 Take an image backup nightly while the server is online.B、 Take an incremental backup while the server is offline.C、 Take a monthly snapshot backup while the server is online.D、 Take a differential backup while the server is online.
考题
A system administrator performs a full backup every Saturday evening and incremental backups the rest of the week. The system failed on Thursday and needs to be restored. Which backup tapes will be required to restore the system to its most recent recoverable state？（）A、Saturday’s full backup tape onlyB、Wednesday’s incremental backup tape onlyC、Saturday’s full backup and Wednesday’s incremental backup tapesD、Saturday’s full backup and Sunday’s through Wednesday’s incremental backup tapes
考题
A customer has the need to implement a tape backup solution to backup a 500GB database on a daily basis. Which of the following factors is the most important consideration in the design of a backup and restore solution？（）A、Amount of data in the backupB、Bandwidth available to the tape deviceC、Length of the backup/restore windowD、Speed that the backup system can find files for restoration
考题
A System p administrator is attempting to restore some files from a backup tape. The restore failed. The system administrator suspects the block size of the tape drive is incorrect. Which of the following commands can be used to determine the block size of the backup tape （）A、ddB、tarC、cpioD、restore
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 no 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
A system administrator is attempting to restore some files from a backup tape. The restore failed. The system administrator suspects the block size of the tape drive is incorrect. Which of the following commands can be used to determine the block size of the backup tape？（）A、ddB、tarC、cpioD、restore
考题
Due to operational commitments， a system has a very short backup window during the week， but is not used from Saturday morning through Sunday at Midnight. Which of the following minimizes backup and recovery time， while providing complete data restore coverage （）A、Full backups every month， daily incremental backupsB、Full backups every month， daily differential backupsC、Full backup Saturday night， incremental backups the rest of the weekD、Full backup Saturday night， differential backups the rest of the week
考题
Due to operational commitments， a system has a very short backup window during the week， but is not used from Saturday morning through Sunday at Midnight. Which of the following minimizes backup time， while providing the best data restore coverage？（）A、Full backups every nightB、Differential backups every nightC、Full backup Saturday night， incremental backups the rest of the weekD、Full backup Saturday night， differential backups the rest of the week
考题
An administrator performs a full backup every Saturday evening and daily incremental backups the rest of the week. The system failed on Thursday and must be restored. Which backup tapes will be required to restore the system to its most recent recoverable state（）A、Saturday’s full backup tapeB、Wednesday’s backup tapeC、Saturday’s full backup and Wednesday’s incremental backup tapesD、Saturday’s full backup and Sunday’s through Wednesday’s incremental backup tapes
考题
You database operates in ARCHIVELOG mode and user-managed consistent backups are performed every Sunday night. On Tuesday， at 9：00 a.m. the current log sequence number was 369. Also， on Tuesday you lost the data file belonging to the SYSTEM tablespace and an achivelog file （sequence number 356） that contained redo entries between 8：00 a.m. and 8.30 a.m. With reference to this scenario， what would you do to recover the database？（）A、 Restore all the data files from last Sunday’s backup， and then perform a time-based recovery.B、 Restore all the data files from last Sunday’s backup， and then perform a cancel-based recovery.C、 Restore all the data files from last Sunday’s backup， and then perform a change-based recovery.D、 Restore only data files that belong to the SYSTEM tablespace from last Sunday’s backup， and then perform a complete recovery.
考题
If a backup is expired， which of the following is true？（） A、 It can never be used for a restore/recover operation.B、 Oracle will remove the backup set pieces from the flash recovery area.C、 The backup has been used at least once to restore and recover the database.D、 The backup is no longer valid because of a resetlogs operation.E、 The physical backup set pieces are missing from the media.
考题
You take backups of your hard drives every night. On Thursday morning you see that the hard disk has crashed. The backup log shows: * Friday normal backup completed * Saturday incremental backup completed * Sunday incremental backup completed * Monday incremental backup completed * Tuesday incremental backup incomplete * Wednesday incremental backup completed. What should you do to restore your data to the update state?（ ）A、Restore using the tapes from Friday， Saturday， Sunday， Monday and Wednesday.B、Restores using only Fridays tapeC、Restore using the tapes from Thursday， Friday， Saturday， Sunday and Tuesday.D、Restore using the tapes from Friday and Tuesday.E、Restore using the tapes from Tuesday and Thursday.
考题
You have a computer that runs Windows XP Professional. Normal backups are scheduled to run every Sunday at 22:00 Eastern Time. Differential backups are scheduled to run every Monday through Saturday at 22:00 Eastern Time. The computer fails on Thursday at 9:00 Eastern Time. You need to restore the computer from the backup by using the most recent data available. You must achieve this goal by using the minimum amount of administrative effort. You reinstall Windows XP Professional on the computer. What should you do next?（） A、Restore Wednesday’s differential backup. B、Restore Sunday’s normal backup. Restore Wednesday’s differential backup. C、Restore Sunday’s normal backup. Restore Monday’s differential backup. Restore Tuesday’s differential backup. Restore Wednesday’s differential backup. D、Restore Sunday’s normal backup. Restore Wednesday’s differential backup. Restore Tuesday’s differential backup. Restore Monday’s differential backup.
考题
单选题An administrator is creating a comprehensive backup system to backup a single web server.Which of the following is the BEST way to provide full restore?（）A
Take an image backup nightly while the server is online.B
Take an incremental backup while the server is offline.C
Take a monthly snapshot backup while the server is online.D
Take a differential backup while the server is online.
考题
单选题A System p administrator is attempting to restore some files from a backup tape. The restore failed. The system administrator suspects the block size of the tape drive is incorrect. Which of the following commands can be used to determine the block size of the backup tape （）A
ddB
tarC
cpioD
restore
考题
单选题An administrator is creating a comprehensive backup system to backup a single web server. Which of the following is the BEST way to provide full restore？（）A
Take an image backup nightly while the server is online.B
Take an incremental backup while the server is offline.C
Take a monthly snapshot backup while the server is online.D
Take a differential backup while the server is online.
考题
单选题Due to operational commitments， a system has a very short backup window during the week， but is not used from Saturday morning through Sunday at Midnight. Which of the following minimizes backup and recovery time， while providing complete data restore coverage （）A
Full backups every month， daily incremental backupsB
Full backups every month， daily differential backupsC
Full backup Saturday night， incremental backups the rest of the weekD
Full backup Saturday night， differential backups the rest of the week
考题
单选题You take backups of your hard drives every night. On Thursday morning you see that the hard disk has crashed. The backup log shows: * Friday normal backup completed * Saturday incremental backup completed * Sunday incremental backup completed * Monday incremental backup completed * Tuesday incremental backup incomplete * Wednesday incremental backup completed. What should you do to restore your data to the update state?（ ）A
Restore using the tapes from Friday， Saturday， Sunday， Monday and Wednesday.B
Restores using only Fridays tapeC
Restore using the tapes from Thursday， Friday， Saturday， Sunday and Tuesday.D
Restore using the tapes from Friday and Tuesday.E
Restore using the tapes from Tuesday and Thursday.
考题
单选题An administrator performs a full backup every Saturday evening and daily incremental backups the rest of the week. The system failed on Thursday and must be restored. Which backup tapes will be required to restore the system to its most recent recoverable state（）A
Saturday’s full backup tapeB
Wednesday’s backup tapeC
Saturday’s full backup and Wednesday’s incremental backup tapesD
Saturday’s full backup and Sunday’s through Wednesday’s incremental backup tapes
考题
单选题A system administrator is attempting to restore some files from a backup tape. The restore failed. The system administrator suspects the block size of the tape drive is incorrect. Which of the following commands can be used to determine the block size of the backup tape？（）A
ddB
tarC
cpioD
restore
考题
单选题Which of the following is the BEST sequence to bare metal restore a server?（）A
Determine backups available, restore backups, and verify data.B
Restore applications, restore data, and verify data.C
Restore OS, restore system applications, and restore data.D
Contact end users of outage, restore backup data, and verify data.
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 no 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A customer has the need to implement a tape backup solution to backup a 500GB database on a daily basis. Which of the following factors is the most important consideration in the design of a backup and restore solution？（）A
Amount of data in the backupB
Bandwidth available to the tape deviceC
Length of the backup/restore windowD
Speed that the backup system can find files for restoration
考题
单选题If a backup is expired， which of the following is true？（）A
It can never be used for a restore/recover operation.B
Oracle will remove the backup set pieces from the flash recovery area.C
The backup has been used at least once to restore and recover the database.D
The backup is no longer valid because of a resetlogs operation.E
The physical backup set pieces are missing from the media.
考题
单选题You database operates in ARCHIVELOG mode and user-managed consistent backups are performed every Sunday night. On Tuesday， at 9：00 a.m. the current log sequence number was 369. Also， on Tuesday you lost the data file belonging to the SYSTEM tablespace and an achivelog file （sequence number 356） that contained redo entries between 8：00 a.m. and 8.30 a.m. With reference to this scenario， what would you do to recover the database？（）A
Restore all the data files from last Sunday’s backup， and then perform a time-based recovery.B
Restore all the data files from last Sunday’s backup， and then perform a cancel-based recovery.C
Restore all the data files from last Sunday’s backup， and then perform a change-based recovery.D
Restore only data files that belong to the SYSTEM tablespace from last Sunday’s backup， and then perform a complete recovery.
考题
单选题You have a computer that runs Windows XP Professional. Normal backups are scheduled to run every Sunday at 22:00 Eastern Time. Differential backups are scheduled to run every Monday through Saturday at 22:00 Eastern Time. The computer fails on Thursday at 9:00 Eastern Time. You need to restore the computer from the backup by using the most recent data available. You must achieve this goal by using the minimum amount of administrative effort. You reinstall Windows XP Professional on the computer. What should you do next?（）A
Restore Wednesday’s differential backup. B
Restore Sunday’s normal backup. Restore Wednesday’s differential backup. C
Restore Sunday’s normal backup. Restore Monday’s differential backup. Restore Tuesday’s differential backup. Restore Wednesday’s differential backup. D
Restore Sunday’s normal backup. Restore Wednesday’s differential backup. Restore Tuesday’s differential backup. Restore Monday’s differential backup.
考题
单选题A system administrator performs a full backup every Saturday evening and incremental backups the rest of the week. The system failed on Thursday and needs to be restored. Which backup tapes will be required to restore the system to its most recent recoverable state？（）A
Saturday’s full backup tape onlyB
Wednesday’s incremental backup tape onlyC
Saturday’s full backup and Wednesday’s incremental backup tapesD
Saturday’s full backup and Sunday’s through Wednesday’s incremental backup tapes
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