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What does a differential backup do during the backup? |
Backs up all files with the archive bit set; does not rest the archive bit. |
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Your network uses the following backup strategy: full backups every Sunday night and Differential backups Monday through Saturday nights. Thursday morning the storage system fails. How many restore operations will you need to perform to recover all of the data? |
2 |
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What does an incremental backup do during the backup? |
Backs up all files with the archive bit set; resets the archive bit. |
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A system failure has occurred. Which of the following restoration process would result in the fastest restoration of all data to its most current state? |
Restore the full backup and the last differential backup. |
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Your organizations uses the following tape rotation strategy for its backup tape….What kind of backup tape rotation is being used? |
Grandfather |
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Your network uses the following backup strategy….. Thursday morning the storage system fails. How many restore operations will you need to perform to recover all of the data? |
4 |
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Which of the following are backed up during incremental backup? |
Only files that have changed since the last full or incremental backup |
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Which backup strategy backs up all files from a computer’s file system regardless of whether the files archive bit is set or not and marks them has as having been backed up? |
full |
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To increase your ability to recover from a disaster, where should you store backup tapes? |
At the vice president’s home |
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Why should backup media be stored offsite? |
To prevent the same disaster from affecting both the network and the backup media. |
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Even if you perform regular backups, what must be done to ensure that you are protected against data loss? |
Regularly test restoration procedures |
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The disaster recovery plan calls for having tape backups stored at a different location. The location is a safe deposit box at the local bank. Because of this, the disaster recovery plan specifies to choose a method that uses the fewest tapes, but is also quick to back up and restore files. Which backup strategy would best meet the disaster recovery plan for tape backups? |
Perform a full backup once a week with differential backup the other days of the week. |
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Which of the following are backed up during the differential backup? |
Only files that have changed since the last full backup |
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Your network performs a full backup every night. Each Sunday, the previous night’s backup tape is archived. Wednesday morning the storage system fails. How many restore operations will you need to perform to recover all of the data? |
1 |
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Which backup strategy backs up only files which have the archive bit set, but does not mark them as having been backed up? |
Differential |
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