APPLICATION SYSTEM SOFTWARE
SYSTEMS SOFTWARE
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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All files are backed up onto external storage away from the original-usually done on the first backup only
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New files or files that have changed since the last backup are backed up and kept with the original full backup
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Either A or B
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None of the above
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Detailed explanation-1: -An incremental backup is a backup type that only copies data that has been changed or created since the previous backup activity was conducted. An incremental backup approach is used when the amount of data that has to be protected is too voluminous to do a full backup of that data every day.
Detailed explanation-2: -Differential Backup This type of backup involves backing up data that was created or changed since the last full backup. To put it simply, a full backup is done initially, and then subsequent backups are run to include all the changes made to the files and folders.
Detailed explanation-3: -There are two options available when creating a delta backup: Differential Backup – stores all data changed since the last full backup. Incremental Backup – Stores the data changed since the last full or last delta backup. These backups are smaller than the differential backups.
Detailed explanation-4: -Incremental backup is a backup types that provides a faster method of backing up data than repeatedly running full backups. During an incremental backup, only files changed since the most recent backup are included. That is where it gets its name: each backup is an increment for a previous backup.
Detailed explanation-5: -What is an incremental backup? Incremental backups also back up only the changed data, but they only back up the data that has changed since the last backup-be it a full or incremental backup.