CompTIA
220-1202 · Question #158
A company is implementing the 3-2-1 backup rule. Which of the following should the company do?
The correct answer is D. Use at least two different types of media.. The 3-2-1 backup rule recommends keeping at least two different types of media to ensure data redundancy and protection.
Submitted by viktor_hu· Mar 30, 2026
Question
A company is implementing the 3-2-1 backup rule. Which of the following should the company do?
Options
- APerform both full and differential backups.
- BTest the backup integrity every three weeks.
- CKeep all backup media on site for fast recovery.
- DUse at least two different types of media.
How the community answered
(31 responses)- A10% (3)
- B13% (4)
- C3% (1)
- D74% (23)
Explanation
The 3-2-1 backup rule recommends keeping at least two different types of media to ensure data redundancy and protection.
Topics
#3-2-1 backup rule#Backup strategies#Data protection
Community Discussion
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