AWS Certified Cloud Practitioner
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A company is designing AWS architecture that will add compute resources when the company needs them. The architecture also includes a disaster recovery plan with automatic failover.
Which pillar of the AWS Well-Architected Framework does this architecture represent?
Real Exam
Community
RRitesh
A
Reliability
B
Operational excellence
C
Security
D
Performance efficiency
Explanation:
Explanation
This architecture represents the Reliability pillar of the AWS Well-Architected Framework because:
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Automatic scaling of compute resources ensures the system can handle increased demand and maintain availability
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Disaster recovery plan with automatic failover provides business continuity and system resilience
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Reliability pillar focuses on:
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Recovering from infrastructure or service disruptions
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Dynamically acquiring computing resources to meet demand
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Mitigating disruptions such as misconfigurations or transient network issues
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While other pillars are important:
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Operational excellence focuses on running and monitoring systems
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Security focuses on protecting information and systems
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Performance efficiency focuses on using computing resources efficiently
The combination of auto-scaling and disaster recovery directly addresses the core principles of the Reliability pillar.
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