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Amazon AWS Certified Cloud Practitioner Exam

▤ 157 Questions◷ 120 Minutes✓ 70% Passing Score▣ Updated: Sep 2026

Question 2 of 157

Single answer
Which pillar of the AWS Well-Architected Framework refers to the ability of a system to recover from infrastructure or service disruptions and dynamically acquire computing resources to meet demand?
ASecurity
✓BReliability
CPerformance efficiency
DCost optimization
✓
Correct Answer: B

Reliability

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Explanation

The correct answer is highlighted above. Review the wording carefully, then use the next question to continue building your understanding of AWS certification topics.

About this practice exam

Review 157 AWS questions with answers and explanations. Use the navigation to move through the exam at your own pace.