DVA-C02 Domain 4: Troubleshooting and Optimization

A regulated workload requires the organization to alarm on Lambda errors and throttles. Which solution is BEST? alarm on Lambda errors and throttles.

Multiple choice — select one answer

Answer choices

  1. a. CloudWatch alarms on Lambda metrics
  2. b. CloudWatch Logs Insights
  3. c. Better partition key design
  4. d. AWS X-Ray

Architectural breakdown & explanation

Alarms trigger SNS or auto remediation.

Correct answer(s): a. CloudWatch alarms on Lambda metrics

Exam domain: Domain 4: Troubleshooting and Optimization (18% weight on the official guide).

Official documentation & study links

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