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Monitoring, Logging, and Remediation →mediumMultiple ChoiceObjective-mapped

SOA-C02 Monitoring, Logging, and Remediation Practice Question

This SOA-C02 practice question tests your understanding of monitoring, logging, and remediation. 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.

A company uses AWS CloudFormation to deploy its infrastructure. The SysOps administrator needs to be notified when a stack creation fails. Which solution meets this requirement with the LEAST effort?

Clue words in this question

Noticing these words before you look at the options changes how you read each choice.

Clue: "least"
Why it matters: You want the option with minimum overhead, fewest steps, or lowest impact — not the most feature-rich or comprehensive answer.

A
Create a CloudWatch alarm that triggers when the CloudFormation stack status is 'CREATE_FAILED'.
Why wrong: CloudFormation does not publish stack status to CloudWatch by default.
B
Use AWS CloudTrail to monitor CreateStack API calls and trigger an SNS notification.
Why wrong: CloudTrail does not provide real-time event-driven notifications without additional setup.
C
Configure an SNS topic in the CloudFormation stack's 'NotificationARNs' parameter.
This is a built-in feature to send stack events to SNS.
D
Write a custom script that polls the CloudFormation API every minute and sends an SNS notification on failure.
Why wrong: This requires more effort than using the built-in SNS integration.

Full breakdown with real-world context →

Answer choices

Why each option matters

Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.

Correct answer & explanation

✓

Configure an SNS topic in the CloudFormation stack's 'NotificationARNs' parameter.

Option C is correct because CloudFormation natively supports specifying an SNS topic in the 'NotificationARNs' parameter, which automatically sends notifications on stack events such as creation failure. This requires no additional infrastructure, scripting, or monitoring setup, making it the least-effort solution.

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.

✗
Create a CloudWatch alarm that triggers when the CloudFormation stack status is 'CREATE_FAILED'.
Why it's wrong here
CloudFormation does not publish stack status to CloudWatch by default.
✗
Use AWS CloudTrail to monitor CreateStack API calls and trigger an SNS notification.
Why it's wrong here
CloudTrail does not provide real-time event-driven notifications without additional setup.
✓
Configure an SNS topic in the CloudFormation stack's 'NotificationARNs' parameter.
Why this is correct
This is a built-in feature to send stack events to SNS.
Clue confirmation
The clue word "least" in the question point toward this answer.
Related concept
Read the scenario before looking for a memorised answer.
✗
Write a custom script that polls the CloudFormation API every minute and sends an SNS notification on failure.
Why it's wrong here
This requires more effort than using the built-in SNS integration.

Common exam traps

Common exam trap: answer the scenario, not the keyword

The trap here is that candidates often overthink and choose CloudWatch alarms or CloudTrail, not realizing that CloudFormation's built-in SNS notification parameter provides a zero-configuration, event-driven solution for stack failure alerts.

Detailed technical explanation

How to think about this question

The 'NotificationARNs' parameter in a CloudFormation template accepts a list of SNS topic ARNs; when a stack event occurs (e.g., CREATE_FAILED, UPDATE_COMPLETE), CloudFormation publishes a JSON message to the topic with details like stack ID, resource status, and reason. This integration is built into the CloudFormation service, ensuring near-real-time delivery without polling or external orchestration. In a real-world scenario, this is ideal for alerting operations teams immediately when a stack creation fails due to, say, an IAM permission error or a resource limit.

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 cloud solutions architect for a retail company is evaluating services for a new workload. The correct answer here reflects best practice for the specific scenario described — not a general cloud recommendation. Answer the scenario, not the keyword: identify the specific constraint before choosing the most familiar-sounding option. Cloud exam questions reward reading the constraint carefully: the same technology can be right or wrong depending on the use case.

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.

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FAQ

Questions learners often ask

What does this SOA-C02 question test?

Monitoring, Logging, and Remediation — This question tests Monitoring, Logging, and Remediation — Read the scenario before looking for a memorised answer..

What is the correct answer to this question?

The correct answer is: Configure an SNS topic in the CloudFormation stack's 'NotificationARNs' parameter. — Option C is correct because CloudFormation natively supports specifying an SNS topic in the 'NotificationARNs' parameter, which automatically sends notifications on stack events such as creation failure. This requires no additional infrastructure, scripting, or monitoring setup, making it the least-effort solution.

What should I do if I get this SOA-C02 question wrong?

Identify which exam domain this question belongs to, review the core concept, then practise similar questions from the same domain.

Are there clue words in this question I should notice?

Yes — watch for: "least". You want the option with minimum overhead, fewest steps, or lowest impact — not the most feature-rich or comprehensive answer.

What is the key concept behind this question?

Read the scenario before looking for a memorised answer.

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This SOA-C02 practice question is part of Courseiva's free Amazon Web Services certification practice question bank. Courseiva provides original exam-style practice questions with explanations, topic-based practice, mock exams, readiness tracking, and study analytics to help learners prepare for the SOA-C02 exam.