You are deploying a cluster of 3 Virtual Machines in a single Azure region. You need to ensure that the VMs are protected from a datacenter-level failure (e.g., power or cooling failure in one building). Which high availability feature should you use?

Answer options:

Availability Sets.

Availability Zones.

Virtual Machine Scale Sets.

Azure Site Recovery.

How to approach this question

Differentiate between Availability Sets (rack-level) and Availability Zones (datacenter-level).

Full Answer

B.Availability Zones.✓ Correct

Availability Zones are unique physical locations within an Azure region. Each zone is made up of one or more datacenters equipped with independent power, cooling, and networking.

Common mistakes

Confusing Availability Sets (fault domains within a datacenter) with Availability Zones (separate datacenters).

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Practice the full Azure Solutions Architect Expert AZ-305 Practice Exam 6

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