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DVA-C03 revision

DVA-C03 study guide — free revision notes

The complete AWS Certified Developer – Associate (DVA-C03) study library — 12 lessons mapped to every domain and topic in the official exam guide. Free to read, no account needed.

Lessons
12
across 4 domains
Reading time
5 hrs
277 minutes in total
Exam
65 Qs
130 min · pass 720 / 1000
Price
Free
no account required

Create a free account to track completed lessons, bookmark topics and see your exam readiness. · Pro lessons unlock with a one-time upgrade.

The DVA-C03 blueprint, domain by domain

AWS publishes exactly what the DVA-C03 tests and how much each part is worth. Here it is — every domain, its weight, the topics inside it, and the lessons that cover them.

Domain 1

Development with AWS Services

30%
of the exam

Writing application code on AWS: decoupled and event-driven designs, APIs and SDKs, streaming and serialization, AI-assisted development and managed AI services, Lambda configuration and integrations, and choosing and configuring data stores (DynamoDB, S3, ElastiCache, RDS). Official weighting 30%.

3 topics in this domain
  • Develop code for applications that are hosted on AWS
  • Develop code for AWS Lambda
  • Use data stores during application development
3 lessons · 73 min of reading · 144 practice questionsStart this domain
Domain 2

Security

26%
of the exam

Securing applications: identity federation, fine-grained access, IAM roles and programmatic access, presigned URLs, encryption and key management, certificates, sensitive-data handling and secrets — plus the security of AI services and agents used in applications. Official weighting 26%.

3 topics in this domain
  • Implement authentication and authorization mechanisms for applications and AWS services
  • Implement encryption and manage sensitive data by using AWS services
  • Identify and mitigate security risks associated with using and integrating AI services into application development
3 lessons · 71 min of reading · 126 practice questionsStart this domain
Domain 3

Testing and Deployment

22%
of the exam

Preparing and shipping code: packaging and container images, environment configuration, API Gateway stages, automated testing with SAM/CDK/CloudFormation and AI tools, and CI/CD with CodeDeploy, CodePipeline, ECS/EKS, deployment strategies and rollback. Official weighting 22%.

3 topics in this domain
  • Prepare application artifacts to be deployed to AWS
  • Implement and automate application testing in AWS environments
  • Deploy code by using AWS continuous integration and continuous delivery (CI/CD) services
3 lessons · 68 min of reading · 105 practice questionsStart this domain
Domain 4

Troubleshooting and Optimization

22%
of the exam

Finding and fixing problems: debugging and root-cause analysis with logs, metrics and traces, observability and alerting best practices, and optimizing concurrency, memory, messaging and caching — including AI tools that analyse errors and suggest optimizations. Official weighting 22%.

3 topics in this domain
  • Assist in a root cause analysis
  • Apply logging, monitoring, and observability best practices
  • Optimize applications by using AWS services and features
3 lessons · 65 min of reading · 105 practice questionsStart this domain

How to revise for the DVA-C03

Reading every note front to back is the slowest way to pass. The exam is weighted, so your revision should be too — the blueprint above tells you exactly where the marks are.

Read in weight order, not page order

Development with AWS Services carries the most marks on the DVA-C03, so it earns the most of your attention. Work down the blueprint from the heaviest domain to the lightest rather than starting at domain 1 and grinding forward.

First pass for coverage, second pass for recall

Read each lesson once without stopping to memorise — you are building a map, not a memory. On the second pass, read only the "what's tested" and key-takeaway blocks. If a takeaway surprises you, that lesson goes back on the pile.

Turn takeaways into questions

Cover a lesson's key takeaways and try to say them out loud from the heading alone. Recall you can produce under your own steam is the only recall that survives a timed exam; recognition on a re-read is not the same thing.

Stop reading when practice, not the page count, says so

Finishing the notes is not the goal — scoring is. Move to DVA-C03 practice questions early, then come back to the exact lessons your wrong answers point at. That loop is worth far more than a third read-through.

Beyond the DVA-C03 notes

DVA-C03 cheat sheetEvery key takeaway from these notes on one page, grouped by domain. For the week of the exam.DVA-C03 flashcardsThe same key facts one at a time, answer hidden until you commit — recall practice rather than re-reading.DVA-C03 practice questions480 exam-realistic questions with an explanation on every option. Reading is not the same as knowing.DVA-C03 mock exams65 questions in 130 minutes, scored like the real thing. Sit one before you book.AWS Certified Developer – Associate (DVA-C03) (DVA-C03) exam overviewExam facts, who it is for, cost and how it fits alongside the other certifications.

DVA-C03 revision notes: your questions

Yes. All 12 DVA-C03 lessons are readable in full without an account and without payment. Creating a free account adds progress tracking, bookmarks and a readiness score — it does not unlock extra reading.

Source

Exam structure, domain weights and scoring on this page come from the official DVA-C03 exam guide.