4.3 – Backups Flashcards
1
Q
Backups
A
- Creating a backup is standard operating procedure when working with valuable data
2
Q
- Archive bit
A
o Show if the file has changed / modified
3
Q
- Backup testing
A
4
Q
- Frequency
A
how often backup
5
Q
- Backup Rotation Schemes – on & off site
A
o 3-2-1 rule
—3 copies of data on 2 different media with 1 copy off-site
—Grandfather-father-son
6
Q
Backup Types
Full
A
all files backed up
o Every time
o Very long
o Quick restore = just last full backup
7
Q
Backup Types
Incremental
A
only files that have changed since last backup
o Clears archive
o Have to restore each day
o Quicker
8
Q
Backup Types
Synthetic
A
Combo backup takes full & incremental / differential to make another full backup
o Restore last full & last differential backup
