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Start a timed practice session focusing on Amazon CloudWatch topics from the DVA-C02 question bank.
Start DVA-C02 Practice Quiz →DVA-C02 CloudWatch Question Bank (13 Questions)
Browse all 13 practice questions covering Amazon CloudWatch for the DVA-C02 certification exam. Answers are intentionally hidden on this page so you can self-test first before checking results in quiz mode.
- Question 1Troubleshooting and Optimization
An application deployed on EC2 is generating application errors intermittently. The development team needs to view structured logs, create metric filters, and set up alarms. Which AWS service provides this?
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Start DVA-C02 Quiz - Question 2Troubleshooting and Optimization
A developer uses CloudWatch Embedded Metric Format (EMF) in Lambda. What is the advantage of EMF over regular log statements?
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Start DVA-C02 Quiz - Question 3Troubleshooting and Optimization
A developer wants to measure the p99 latency of API calls made through API Gateway. Which CloudWatch Logs Insights query feature enables this?
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Start DVA-C02 Quiz - Question 4Troubleshooting and Optimization
A developer wants to alert when the DLQ for an SQS queue receives more than 10 messages in 5 minutes. Which CloudWatch metric should trigger the alarm?
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Start DVA-C02 Quiz - Question 5Troubleshooting and Optimization
A developer wants to identify which API Gateway endpoints are generating the most errors. Which CloudWatch metric should they monitor?
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Start DVA-C02 Quiz - Question 6Troubleshooting and Optimization
A developer wants to create a CloudWatch dashboard showing Lambda invocations, errors, and duration in one view. How should this be implemented?
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Start DVA-C02 Quiz - Question 7Troubleshooting and Optimization
A CloudWatch log group is filling up with debug logs from a Lambda function in production, increasing storage costs. What is the BEST solution?
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Start DVA-C02 Quiz - Question 8Deployment
A developer uses Elastic Beanstalk and wants to add a CloudWatch alarm for CPU utilization above 90%. Which configuration file location is correct?
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Start DVA-C02 Quiz - Question 9Troubleshooting and Optimization
A developer uses CloudWatch Logs and wants to find all ERROR log lines from a Lambda function in the last hour. Which tool provides this fastest?
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Start DVA-C02 Quiz - Question 10Troubleshooting and Optimization
A developer wants to use structured JSON logging in Lambda for easier querying. When they emit JSON logs, how does CloudWatch handle them?
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Start DVA-C02 Quiz - Question 11Troubleshooting and Optimization
A developer uses CloudWatch Logs and notices that Lambda is producing duplicate log entries for the same requestId. What is the cause?
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Start DVA-C02 Quiz - Question 12Troubleshooting and Optimization
A Lambda function uses a library that logs extensively at DEBUG level, filling CloudWatch Logs with noise. What is the BEST approach to reduce log volume?
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Start DVA-C02 Quiz - Question 13Troubleshooting and Optimization
A developer uses CloudWatch and wants to create a composite alarm that only fires when BOTH a Lambda error rate AND a DynamoDB throttle alarm are active. Which CloudWatch feature enables this?
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Key CloudWatch Concepts for DVA-C02
DVA-C02 CloudWatch Exam Tips
Amazon CloudWatch questions in DVA-C02 are typically scenario-based. Focus on application development patterns, event-driven integration, and secure coding on AWS. Priority concepts: cloudwatch, metric, alarm, dashboard, logs, logs insights.
What DVA-C02 Expects
- Anchor your answer in select developer-friendly managed services and patterns that minimize custom undifferentiated code.
- CloudWatch scenarios for DVA-C02 are frequently mapped to Domain 4 (18%), so read the objective carefully before picking controls or architecture.
- Expect multi-topic scenarios where CloudWatch interacts with IAM, networking, storage, or observability patterns rather than appearing as an isolated question.
- When two options are both technically valid, prefer the choice that best aligns with the exam's operational scope (Associate) and vendor best practices.
High-Value CloudWatch Concepts
- Know the core CloudWatch building blocks cold: cloudwatch, metric, alarm, dashboard.
- Review the edge-case features and limits for logs, logs insights; these details are commonly used to differentiate answer choices.
- Practice service-integration reasoning: how CloudWatch pairs with X-Ray, Lambda, EC2 in real deployment patterns.
- For DVA-C02, explain why the chosen CloudWatch design meets reliability, security, and cost expectations better than the alternatives.
Common DVA-C02 Traps
- Watch for using infrastructure-centric answers instead of application-centric ones.
- Questions in Troubleshooting and Optimization often include distractors that look correct for CloudWatch but violate least-privilege, durability, or availability requirements.
- Avoid picking options purely by feature name; validate data path, failure handling, and governance impact before answering.
- If the prompt hints at automation or repeatability, eliminate manual-only operational answers first.
Fast Review Checklist
- Can you compare at least two CloudWatch implementation paths and justify which one best fits the scenario?
- Can you map the chosen answer back to Troubleshooting and Optimization (18%) outcomes for DVA-C02?
- Can you explain security and access boundaries for CloudWatch without relying on default-open assumptions?
- Can you describe how CloudWatch integrates with X-Ray and Lambda during failure, scaling, and monitoring events?