A new IT director wants to institute best practices for backup management and follow the 3-2-1-1- 0 rule. The company has implemented a secondary off-site immutable copy of their backups to public…

The correct answer is D. Automated recoverability testing. The 3-2-1-1-0 rule emphasizes having three copies of data, stored on two different types of media, with one copy off-site, one immutable or air-gapped, and zero errors verified through automated recoverability testing. While the company has implemented a secondary off-site…

Backup Best Practices and Data Protection

Question

A new IT director wants to institute best practices for backup management and follow the 3-2-1-1- 0 rule. The company has implemented a secondary off-site immutable copy of their backups to public cloud. What is missing from their strategy?

Options

AThree copies of data in backup
BOne backup copy offline
CBackup copies stored on two different media
DAutomated recoverability testing

How the community answered

(19 responses)

A
11% (2)
B
5% (1)
C
5% (1)
D
79% (15)

Explanation

The 3-2-1-1-0 rule emphasizes having three copies of data, stored on two different types of media, with one copy off-site, one immutable or air-gapped, and zero errors verified through automated recoverability testing. While the company has implemented a secondary off-site immutable copy, automated recoverability testing is missing. This testing ensures that backups are functional and can be restored without errors, completing the strategy and aligning with best

Topics

#3-2-1-1-0 rule#backup best practices#recoverability testing#immutable backups

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