CCSP Cloud Concepts, Architecture and Design Practice Question
This CCSP practice question tests your understanding of cloud concepts, architecture and design. The scenario asks you to isolate a root cause — eliminate options that address a different problem before choosing. After answering, compare your reasoning against the explanation and wrong-answer breakdown below. Once you have made your selection, read the full explanation to reinforce the concept and understand why each distractor is designed to mislead on exam day.
An organization is designing a cloud application that must remain available even if an entire AWS availability zone fails. Which architecture pattern should they implement?
Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
✓
Single region with multiple AZs active-active
The correct architecture is a single region with multiple Availability Zones (AZs) in an active-active configuration. This ensures that if one AZ fails, the application continues to serve traffic from the remaining AZs without any manual intervention, as all AZs are actively handling requests. AWS Availability Zones are physically separate data centers within a region, and an active-active pattern distributes the workload across them to achieve high availability and fault tolerance.
Key principle: Answer the scenario, not the keyword: identify the specific constraint before choosing the most familiar-sounding option.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
✓
Single region with multiple AZs active-active
Why this is correct
This pattern distributes workloads across AZs, ensuring continued availability if one AZ fails.
Related concept
Read the scenario before looking for a memorised answer.
✗
Single region with multiple AZs active-standby
Why it's wrong here
Active-standby introduces failover time that may not meet stringent availability requirements.
✗
Active-passive in a single region
Why it's wrong here
This pattern does not survive an AZ failure if both are in the same AZ.
✗
Multi-region active-active
Why it's wrong here
This is overkill for AZ failure and incurs higher cost and latency.
Common exam traps
Common exam trap: answer the scenario, not the keyword
ISC2 often tests the distinction between surviving an AZ failure versus a region failure, and the trap here is that candidates may overcomplicate the solution by choosing multi-region active-active, not realizing that a single region with multiple AZs is sufficient and more cost-effective for the given requirement.
Detailed technical explanation
How to think about this question
Under the hood, AWS AZs are connected via low-latency, high-throughput links, and an active-active pattern typically uses a load balancer (e.g., Application Load Balancer) to distribute traffic across EC2 instances or containers in multiple AZs. This architecture leverages Auto Scaling groups configured for multiple AZs to automatically replace failed instances, and the application must be designed to be stateless or use a distributed database (e.g., Amazon Aurora with Multi-AZ) to handle session state. A real-world scenario is a critical e-commerce platform that must remain available during a power outage in one AZ; an active-active design ensures no single point of failure and no manual failover delay.
KKey Concepts to Remember
Read the scenario before looking for a memorised answer.
Find the constraint that changes the correct option.
Eliminate answers that are true in general but not in this case.
TExam Day Tips
→Watch for words such as best, first, most likely and least administrative effort.
→Review why wrong options are wrong, not only why the correct option is correct.
Key takeaway
Answer the scenario, not the keyword: identify the specific constraint before choosing the most familiar-sounding option.
Real-world example
How this comes up in practice
A security analyst at a medium-sized enterprise encounters this scenario during an investigation or architecture review. The correct answer reflects best practice for the specific threat or control described. Answer the scenario, not the keyword: identify the specific constraint before choosing the most familiar-sounding option. Security exam questions test whether you can match controls to threats in context — not just recall definitions.
What to study next
Got this wrong? Here's your next step.
Identify which exam domain this question belongs to, review the core concept, then practise similar questions from the same domain.
Cloud Concepts, Architecture and Design — This question tests Cloud Concepts, Architecture and Design — Read the scenario before looking for a memorised answer..
What is the correct answer to this question?
The correct answer is: Single region with multiple AZs active-active — The correct architecture is a single region with multiple Availability Zones (AZs) in an active-active configuration. This ensures that if one AZ fails, the application continues to serve traffic from the remaining AZs without any manual intervention, as all AZs are actively handling requests. AWS Availability Zones are physically separate data centers within a region, and an active-active pattern distributes the workload across them to achieve high availability and fault tolerance.
What should I do if I get this CCSP question wrong?
Identify which exam domain this question belongs to, review the core concept, then practise similar questions from the same domain.
What is the key concept behind this question?
Read the scenario before looking for a memorised answer.
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Question Discussion
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