Backups

Question 1

Which backup strategy backs up only files that have the archive bit set and does not mark them?

Normal
Full
Differential
Incremental

Answer 1

Differential

Question 2

Which backup strategy backs up all files from a computer’s file system (regardless of whether the file’s archive bit is set or not) and then marks them as backed up?

Answer 2

Full

Question 3

Of the following restoration processes, which would result in the fastest restoration of all data if a system failure occurred on Friday?

Restore the full backup from Sunday and all incremental backups.

Restore the full backup from Sunday and all differential backups

Restore the full backup from Sunday and the last incremental backup

Restore the full backup from Sunday and the last differential backup.

Answer 3

Restore the full backup from Sunday and the last differential backup.

Question 4

Which of the following are backed up during an incremental backup?

Only rules that have changed since the last full or differential backup.

Only files that are new since the last full or incremental backup.

Only files that have changed since the last full or incremental backup.

Only files that have changed since the last full backup.

Answer 4

Only files that have changed since the last full or incremental backup.

Question 5

What is a differential backup?

Answer 5

A type of backup that copies all files that have changed since the last full backup.

Question 6

What is an archive bit?

Answer 6

A single bit within a file that determines if a file has been backed up or not. A 0 determines it has been, a 1 says it has not.

Question 7

What is an incremental backup?

Answer 7

A type of backup that contains only those files that have been changed since the last backup.