ExpertMedium1 markMultiple Choice
AZ-900 · Question 21 · Domain 2.1: Core Architectural Components
What is the primary purpose of Azure Availability Zones?
What is the primary purpose of Azure Availability Zones?
Answer options:
A.
To protect applications and data from datacenter failures.
B.
To replicate data to a different continent for disaster recovery.
C.
To group resources for billing purposes.
D.
To provide a dedicated physical server for compliance.
How to approach this question
Understand what a 'Zone' is within an Azure Region.
Full Answer
A.To protect applications and data from datacenter failures.✓ 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. They protect your applications from datacenter-level failures.
Common mistakes
Confusing Availability Zones with Region Pairs. Zones protect against datacenter failures; Region Pairs protect against region-wide failures.
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