ExpertMedium1 markMultiple Choice
AZ-900 · Question 15 · Domain 1.4: Additional Cloud Concepts
A company wants to ensure their application can survive a complete regional datacenter outage due to a natural disaster. Which cloud concept does this requirement describe?
A company wants to ensure their application can survive a complete regional datacenter outage due to a natural disaster. Which cloud concept does this requirement describe?
Answer options:
A.
High availability
B.
Disaster recovery
C.
Elasticity
D.
Agility
How to approach this question
Focus on the phrase 'complete regional datacenter outage' and 'natural disaster'.
Full Answer
B.Disaster recovery✓ Correct
Disaster recovery
Disaster recovery (DR) is the ability to recover from rare but major incidents, such as natural disasters or complete regional outages. It typically involves replicating resources to a geographically distant secondary region.
Common mistakes
Choosing High Availability. HA keeps things running during minor, localized faults (like a single server dying). DR is for catastrophic, large-scale failures.
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