AWS Certified Developer - Associate
DVA-C02
AWS Certified Developer - Associate (DVA-C02) validates practical development skills on AWS. The exam focuses on building and troubleshooting cloud-native applications with Lambda, API Gateway, DynamoDB, and event-driven services. It emphasizes secure IAM design, resilient async patterns (retry/DLQ/idempotency), and CI/CD release practices. Candidates are also tested on observability, performance tuning, and cost-aware architecture decisions in real operational scenarios.
65
130 min
720/ 1000
480+
Target Audience
Designed for developers, application engineers, and DevOps practitioners who build, deploy, and operate applications on AWS. It is especially suitable for people working with event-driven systems, API integration, serverless workloads, and CI/CD pipelines. Teams responsible for reliability, secure coding practices, and operational observability will gain the most value.
Prerequisites
There is no mandatory prerequisite certification, but hands-on experience with core AWS developer services is strongly recommended. You should be comfortable with IAM roles/policies, Lambda, API Gateway, DynamoDB, SQS/SNS/EventBridge, CloudWatch, and deployment automation through CodePipeline/CodeBuild/CloudFormation or equivalent tooling. Strong understanding of asynchronous processing, retry/idempotency patterns, error handling, and secure integration practices is important. Familiarity with monitoring, logging, and troubleshooting in production-like environments will significantly improve readiness.
Question Types
Language & Recognition
Official Exam Languages
PasslyExam Languages
Recognition Scope
Globally recognized AWS associate-level developer certification.
Exam Domains
Development with AWS Services
Security
Deployment
Troubleshooting and Optimization
Recommended Study Plan
- Week 1: Build a DVA-C02 service map: Lambda, API Gateway, DynamoDB, SQS/SNS/EventBridge, IAM, and observability tools. Focus on when and why each choice is optimal.
- Week 2: Solve 20–30 scenario questions/day and classify misses by async architecture, IAM boundary design, data-access patterns, and resilience controls (retry/DLQ).
- Week 3: Deepen serverless performance/cost tuning (concurrency, cold starts, timeouts), CI/CD release safety, and observability (logs/metrics/tracing).
- Final 5–7 days: Run timed mocks and remove recurring errors in over-permissive IAM, missing idempotency, and over-complex operations. Repeat-error reduction matters more than one peak score.
Question Validation Process
Try the practice set directly and judge real-exam similarity yourself.
Frequently Asked Questions
Q. Is DVA-C02 purely a coding exam?
A. Not exactly. Coding awareness matters, but the exam primarily measures your ability to choose AWS services that satisfy requirements with security and operational reliability.
Q. What causes the most misses?
A. Common misses come from async design and IAM boundary mistakes, especially around retries, DLQs, idempotency, and DynamoDB access patterns.
Q. Can I pass without deep hands-on experience?
A. Yes. A structured approach, requirements, constraints, candidate solutions, and elimination logic, works well even without long production experience.
Q. What mock score is considered stable?
A. A practical benchmark is 75–80%+ across your latest 3 mocks with declining repeated errors in IAM, async resilience, and operational trade-offs.
Q. How do practice questions and the timed mock exam differ?
A. Practice questions are solved by topic with answer explanations to shore up weak areas; the timed mock exam is taken like the real thing. Both use original questions with AI tutor explanations.
Q. Is this similar to exam dumps?
A. PasslyExam does not provide leaked dumps. Our content is built from official guides and public exam objectives, then tuned to reflect realistic question patterns and difficulty distribution. The focus is practical readiness with explanation-based learning, not memorization of leaked items.
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