- A
Stream logs to Amazon Kinesis Data Firehose and analyze with Amazon OpenSearch Service.
Why wrong: This is viable but more complex than needed for the described requirement.
- B
Store logs in Amazon S3 and use Amazon Athena to query them.
Why wrong: Athena is good for analysis but not real-time during incidents.
- C
Use AWS Systems Manager Run Command to execute log collection scripts on each instance.
Why wrong: Run Command is not designed for continuous log collection.
- D
Centralize logs in Amazon CloudWatch Logs and use CloudWatch Logs Insights for real-time querying.
CloudWatch Logs Insights provides fast, interactive queries across log groups.
Question 1,367 of 1,750
Centralized Log Collection for Incident Response
This DOP-C02 practice question tests your understanding of incident and event response. Match the stated requirement to the specific cloud service, access model, or configuration option — many options are valid in isolation but not for this scenario. 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 DevOps team is designing an incident response plan for a critical microservices architecture. They need to automatically collect and analyze logs from all services during an incident. Which solution should they use?
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
✓
Centralize logs in Amazon CloudWatch Logs and use CloudWatch Logs Insights for real-time querying.
Option D is correct because Amazon CloudWatch Logs provides a centralized log management service that integrates natively with AWS services. During an incident, CloudWatch Logs Insights enables real-time, ad-hoc querying and analysis of logs from all microservices without needing to set up additional infrastructure, making it the most efficient solution for incident response.
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.
- ✗
Stream logs to Amazon Kinesis Data Firehose and analyze with Amazon OpenSearch Service.
Why it's wrong here
This is viable but more complex than needed for the described requirement.
- ✗
Store logs in Amazon S3 and use Amazon Athena to query them.
Why it's wrong here
Athena is good for analysis but not real-time during incidents.
- ✗
Use AWS Systems Manager Run Command to execute log collection scripts on each instance.
Why it's wrong here
Run Command is not designed for continuous log collection.
- ✓
Centralize logs in Amazon CloudWatch Logs and use CloudWatch Logs Insights for real-time querying.
Why this is correct
CloudWatch Logs Insights provides fast, interactive queries across log groups.
Related concept
Read the scenario before looking for a memorised answer.
Common exam traps
Common exam trap: answer the scenario, not the keyword
The trap here is that candidates often over-engineer the solution by choosing complex streaming or analytics services (like Kinesis or Athena) for real-time incident analysis, when the native CloudWatch Logs Insights service is designed specifically for this use case with minimal setup and lower latency.
Trap categories for this question
Command / output trap
Run Command is not designed for continuous log collection.
Detailed technical explanation
How to think about this question
CloudWatch Logs Insights uses a purpose-built query language that can parse structured and unstructured log data in near real-time, with results typically available within seconds of log ingestion. Under the hood, it leverages a distributed indexing engine that automatically indexes log events as they arrive, enabling fast searches across multiple log groups without pre-defining schemas. In a real-world incident, a DevOps team can run queries like `filter @message like /ERROR/ | stats count() by @timestamp` across all microservice log groups simultaneously to pinpoint the root cause.
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 media company stores terabytes of video archives that are accessed once a year for audit purposes. Moving these objects to a cold storage tier (Azure Archive, S3 Glacier, or Google Nearline) costs a fraction of hot storage. Questions like this test whether you understand storage tiers, access frequency tradeoffs, and retrieval latency requirements.
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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Incident and Event Response — study guide chapter
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FAQ
Questions learners often ask
What does this DOP-C02 question test?
Incident and Event Response — This question tests Incident and Event Response — Read the scenario before looking for a memorised answer..
What is the correct answer to this question?
The correct answer is: Centralize logs in Amazon CloudWatch Logs and use CloudWatch Logs Insights for real-time querying. — Option D is correct because Amazon CloudWatch Logs provides a centralized log management service that integrates natively with AWS services. During an incident, CloudWatch Logs Insights enables real-time, ad-hoc querying and analysis of logs from all microservices without needing to set up additional infrastructure, making it the most efficient solution for incident response.
What should I do if I get this DOP-C02 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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Last reviewed: Jul 4, 2026
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