FUNDAMENTALS OF COMPUTER

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Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Which best describes an incremental backup?Answers:4
A
A full backup is made initially
B
Each night only the files which have been changed since the last incremental back-up are copied
C
Much faster to complete that full back-ups
D
Takes much longer at restoring than a Full Back up as the full back up would need restoring first and then every incremental back-up since the last full back up
E
Take a long time to complete (usually overnight)
Explanation: 

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.

Detailed explanation-2: -Types of Backups Full backup: The most basic and comprehensive backup method, where all data is sent to another location. Incremental backup: Backs up all files that have changed since the last backup occurred. Differential backup: Backs up only copies of all files that have changed since the last full backup.

Detailed explanation-3: -An incremental cloud backup stores only data and files that have been modified since the previous backup was conducted. The sole purpose of incremental file backup is to capture any changes that have happened since the last archive.

Detailed explanation-4: -Incremental Backup Incremental backups take the least space and time to perform than differential and full backups, but it’s the most time-consuming out of all of the methods to restore a full system.

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