Backups Flashcards
1
Q
Restoring data from an incremental backup requires what 2 items:
A
- Copy of last full backup
- All copies of incremental backups since last full backup
2
Q
An up-to-date full backup copy that combines the last full backup with subsequent incremental and/or differential backups is referred to as:
A
Synthetic Full Backup Copy
3
Q
What are 3 advantages of ON-SITE backups over off-site backups:
A
- No ongoing subscription fees
- Greater control over backup process
- Faster Data Access
4
Q
What are 3 advantages of OFF-SITE backups over on-site backups:
A
- Geo-redundancy
- Improved Security
- Scalability
5
Q
A company utilizes a backup rotation scheme where:
- Backups are performed daily
- Daily backups are used to create a weekly backup
- Weekly backups are used to create a monthly backup
What is this backup scheme called?
A
Grandfather-Father-Son
6
Q
What does the 3-2-1 backup strategy consist of?
A
- 3 Copies of Data – Original, and at least two copies
- 2 Different Media – Use two different media types for storage
- 1 Copy Offsite