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AWS Certified Developer - Associate DVA-C02 guide: 130-minute, 65-question exam, 50 scored plus 15 unscored items, 720 passing score, domains, developer prep plan, and retake strategy.
Use this section for the shortest path through the guide before you dig into the full workflow below.
AWS Certified Developer - Associate DVA-C02 guide: 130-minute, 65-question exam, 50 scored plus 15 unscored items, 720 passing score, domains, developer prep plan, and retake strategy.
Pearson VUE rules can change by delivery mode. Verify the official handbook and scheduler page before test day.
Use the guide below to map blueprint coverage, pacing checkpoints, and the operational issues that can derail an otherwise ready candidate.
Re-check dates, IDs, accommodations, devices, and reschedule rules shortly before the exam if any of those items are handled by a third party.
Get online exam help from coordinators who map official requirements, flag scheduling conflicts, and build a readiness timeline around your target date.
Help with online exam logistics including practice environment setup, proctoring dry-runs, and day-of contingency planning so nothing is left to chance.
Use this AWS Certified Developer – Associate exam help page for exam-specific context, then compare the broader online exam help services page or contact HiraEdu if you need a direct handoff. This page stays focused on AWS Certified Developer – Associate while the linked service pages cover broader exam support options.
AWS Certified Developer - Associate (DVA-C02) validates the ability to develop, test, deploy, and debug AWS Cloud-based applications. AWS's official guide says the target candidate should have 1 or more years of hands-on experience developing and maintaining applications by using AWS services. This is a developer exam, not an architecture-design exam and not a general cloud vocabulary exam.
The exam validates developing and optimizing applications on AWS, packaging and deploying with CI/CD workflows, securing application code and data, and identifying and resolving application issues. AWS controls the exam guide, domains, score standard, and certification policies. Pearson VUE controls online and test-center delivery. Employers decide how the credential maps to cloud developer, backend engineer, serverless developer, or application engineer roles.
| Item | Current AWS DVA-C02 Baseline | Source Type |
|---|---|---|
| Exam code | DVA-C02 | AWS official exam guide |
| Category | Associate | AWS certification page |
| Duration | 130 minutes | AWS certification page |
| Total questions | 65 | AWS certification page |
| Scored questions | 50 scored, 15 unscored | AWS official exam guide |
| Passing score | 720 on 100-1,000 scale | AWS official exam guide |
| Target experience | 1+ year hands-on AWS application development | AWS official exam guide |
AWS does not require a prerequisite certification for DVA-C02, but the exam assumes developer fluency. AWS recommends proficiency in at least one high-level programming language, understanding of application lifecycle management, ability to develop functional applications, and experience using development tools. AWS Cloud Practitioner can help candidates with no IT background, but it is not required.
Registration uses AWS Certification and Pearson VUE. Candidates should verify legal name, ID, time zone, language, delivery mode, accommodations, and voucher status before scheduling. Online proctoring requires a compliant computer, webcam, microphone, internet, and private space.
| Requirement Area | What to Verify | Why It Matters |
|---|---|---|
| Developer experience | 1+ year AWS application development recommended | Exam assumes practical developer judgment |
| Programming foundation | At least one high-level language | SDK, API, and app lifecycle concepts appear |
| Account identity | AWS Certification and government ID match | Prevents check-in failure |
| Delivery mode | Pearson VUE online or test center | Rules and tech requirements differ |
| Accommodations | AWS/Pearson VUE process | Must be approved before appointment day |
The official DVA-C02 guide has four domains: Development with AWS Services at 32 percent, Security at 26 percent, Deployment at 24 percent, and Troubleshooting and Optimization at 18 percent. The guide also says architecture design, CI/CD pipeline design, IAM administration, server administration, and network infrastructure design are out of scope for the target candidate.
The exam focuses on building with AWS services: Lambda, API Gateway, DynamoDB, S3, SQS, SNS, EventBridge, Step Functions, CloudFormation or SAM/CDK concepts, Code services, IAM, KMS, Cognito, CloudWatch, X-Ray, Secrets Manager, Systems Manager Parameter Store, and SDK/CLI behavior.
| Domain | Weight | High-Yield Focus | Common Trap |
|---|---|---|---|
| Development with AWS Services | 32% | Lambda, DynamoDB, S3 events, APIs, messaging, SDKs | Choosing architecture-level answers when the ask is implementation |
| Security | 26% | IAM roles, resource policies, KMS, secrets, Cognito, least privilege | Confusing identity policy, resource policy, and service role behavior |
| Deployment | 24% | CI/CD concepts, SAM/CDK/CloudFormation, versions, aliases, deployment strategies | Ignoring rollback, environment, or release-safety details |
| Troubleshooting and Optimization | 18% | Logs, metrics, X-Ray, retries, throttling, errors, performance, cost | Fixing symptoms without finding the service-specific bottleneck |
AWS lists DVA-C02 as a 130-minute exam with 65 questions. The official guide states that 50 questions affect your score and 15 unscored questions do not; unscored questions are not identified. Question types are multiple choice and multiple response. Unanswered questions are scored as incorrect, and there is no penalty for guessing.
Pearson VUE provides test-center and online proctored delivery where available. Choose online only if your computer, network, room, and ID setup are reliable. For many candidates, a test center is lower-risk because DVA-C02 already requires enough cognitive energy.
| Format Element | Current Baseline | Strategy |
|---|---|---|
| Duration | 130 minutes | About 2 minutes per total question |
| Total items | 65 | Expect scenario-based developer questions |
| Scored items | 50 scored plus 15 unscored | Treat every item as scored |
| Question types | Multiple choice and multiple response | Read required response count carefully |
| Score scale | 100-1,000 | Do not convert directly to raw percent |
| Passing score | 720 | Use practice trends, not one lucky score |
AWS reports pass or fail with a scaled score from 100 to 1,000, and the official guide lists 720 as the minimum passing score. The exam uses compensatory scoring, meaning you need to pass overall rather than pass each domain separately. Section-level classifications can guide remediation but are not detailed diagnostics.
Interpret results by developer workflow. If Development is weak, build more service integrations. If Security is weak, rebuild IAM/KMS/secrets patterns. If Deployment is weak, practice infrastructure-as-code and release workflows. If Troubleshooting is weak, practice logs, metrics, tracing, throttling, retries, and service limits.
| Score Pattern | Likely Cause | Best Fix |
|---|---|---|
| Weak development domain | Limited hands-on service integration | Build Lambda, API, queue, table, and bucket workflows |
| Weak security domain | IAM and encryption confusion | Practice policy evaluation and secret handling |
| Weak deployment domain | CI/CD and IaC gaps | Deploy sample apps with SAM/CDK/CloudFormation concepts |
| Weak troubleshooting | Logs and error handling gaps | Trace failures through CloudWatch, X-Ray, retries, and quotas |
| Borderline overall | Breadth is unstable | Use domain review plus timed practice |
Register from AWS Certification and schedule through Pearson VUE. Confirm DVA-C02, delivery mode, language, price, ID name, time zone, voucher, accommodations, cancellation/reschedule rules, and system checks. AWS notes that exam guides are periodically reviewed and revised and changes are published before they appear on exams, so verify the current guide close to your date.
Schedule when you can build and explain common AWS application patterns: API Gateway to Lambda, Lambda to DynamoDB, S3 events, SQS/SNS fanout, EventBridge rules, Step Functions orchestration, IAM roles, secrets, logging, tracing, and deployment versions.
| Step | Action |
|---|---|
| 1 | Review the current DVA-C02 exam guide and revisions |
| 2 | Map services to the four domains |
| 3 | Complete hands-on developer labs |
| 4 | Choose Pearson VUE online or test center |
| 5 | Schedule after timed practice scores and explanations are stable |
AWS Associate exams are commonly listed at 150 USD, but candidates should verify the current checkout total, taxes, foreign exchange rates, vouchers, and cancellation/reschedule rules. Budget for labs as well. Lambda and DynamoDB practice can be inexpensive, but NAT gateways, logs, API calls, data transfer, and forgotten resources can create costs.
Use AWS Budgets, tags, and cleanup routines. The best developer prep includes building real examples, but responsible lab hygiene matters.
| Budget Item | Planning Note |
|---|---|
| Exam fee | Verify current AWS checkout price |
| Training | AWS Skill Builder, courses, books, or workshops |
| Practice exams | Choose DVA-C02-current sets |
| Lab costs | Use budgets, free tier awareness, and cleanup |
| Retake reserve | Keep time and money available if first attempt fails |
Start by building, not watching. Create a small serverless app: API Gateway, Lambda, DynamoDB, S3 event, SQS queue, SNS notification, EventBridge schedule, Step Functions workflow, IAM role, Secrets Manager secret, CloudWatch logs, X-Ray trace, and deployment template. Then map each feature to exam domains.
Review wrong answers through the AWS developer lens: What API call happens? Which role is assumed? Where is data encrypted? What retry behavior applies? Where are logs? What happens under throttling? How is the deployment rolled back?
| Timeline | Focus | Readiness Evidence |
|---|---|---|
| 2 weeks | Experienced AWS developers only | Timed practice stable and hands-on patterns familiar |
| 4 weeks | Core services, security, deployment, troubleshooting | Can build and explain sample apps |
| 8 weeks | Full domain coverage plus weak-area labs | Practice scores and explanations stabilize |
| 12+ weeks | Beginner developer cloud path | Programming, AWS basics, and app patterns are connected |
For development, memorize service integration behavior through hands-on patterns. For security, master IAM roles, permissions, resource policies, encryption, and secrets. For deployment, understand versions, aliases, traffic shifting, infrastructure-as-code, and rollback. For troubleshooting, identify the right signal: log, metric, trace, error code, throttle, timeout, or quota.
Multiple-response questions require exactness. Do not choose every true statement; choose the options that satisfy the scenario.
| Question Type | First Move | Accuracy Check |
|---|---|---|
| Lambda | Identify trigger, permission, timeout, concurrency, and retry behavior | Does the answer match invocation type? |
| DynamoDB | Identify key design, capacity, indexing, consistency, and throttling | Does the access pattern work? |
| S3 events | Identify event source, destination, permissions, and object behavior | Is eventual behavior considered? |
| IAM | Identify principal, action, resource, and policy type | Does least privilege still permit the call? |
| Deployment | Identify artifact, environment, rollout, rollback, and versioning | Does it reduce release risk? |
Use the AWS DVA-C02 exam guide, AWS certification page, AWS Skill Builder, official practice questions, AWS documentation, service FAQs, workshops, and hands-on labs. Supplement with reputable courses and practice exams that explicitly track DVA-C02.
Avoid dumps and stale DVA-C01 materials. AWS revises guides and services, and developer questions depend on current service behavior.
| Resource | Best Use | Red Flag |
|---|---|---|
| AWS exam guide | Domains, tasks, scope, scoring | Not checking revisions |
| AWS docs | Service behavior and limits | Learning only from screenshots |
| AWS Skill Builder | Official prep and labs | Passive watching only |
| Workshops | Hands-on app patterns | No cleanup/cost controls |
| Practice exams | Timed scenario review | Exact-question claims or old exam codes |
Read for the action: develop, secure, deploy, debug, optimize. Then identify the service and failure mode. Many wrong answers are architecture choices that are too broad for a developer task. Others ignore IAM, retry, timeout, or deployment safety.
Use time checkpoints. With 130 minutes for 65 questions, aim around 13 questions every 26 minutes. Flag difficult multi-response items and return. Answer every question.
| Test-Day Risk | Reset |
|---|---|
| Similar services blur | Group by event, queue, workflow, API, storage, identity, or monitoring purpose |
| IAM confusion | Write principal, action, resource, effect, and policy location mentally |
| Long scenario | Find the developer task and constraint first |
| Multi-response uncertainty | Test each option against the scenario |
| Online check-in issue | Follow Pearson VUE instructions immediately |
After passing, connect the credential to actual application work: serverless APIs, event-driven processing, CI/CD deployments, observability, secure secret handling, and performance optimization. For next certifications, consider Solutions Architect Associate for architecture breadth, DevOps Engineer Professional for CI/CD and operations depth, Security Specialty for security roles, or Data Engineer Associate for data applications.
If you fail, use domain classifications and your practice log to repair weaknesses. A retake is useful when you can name the fixed failure mode.
| Goal | Best Next Step |
|---|---|
| Backend/cloud developer | Build portfolio apps and consider Solutions Architect Associate |
| DevOps path | Move toward deployment, IaC, monitoring, then DevOps Engineer Professional |
| Serverless specialist | Build Lambda/API/DynamoDB/EventBridge/Step Functions projects |
| Security-minded developer | Deepen IAM, KMS, Cognito, secrets, and Security Specialty prep |
| Failed attempt | Repair weakest domain before retake |
| Question | Answer |
|---|---|
| What is the current exam code? | DVA-C02. |
| How long is DVA-C02? | AWS lists 130 minutes. |
| How many questions are on the exam? | AWS lists 65 total questions. |
| How many are scored? | The official guide states 50 scored and 15 unscored. |
| Are unscored questions identified? | No. |
| What is the passing score? | 720 on the 100-1,000 scale. |
| What question types are used? | Multiple choice and multiple response. |
| Is there a prerequisite? | No certification prerequisite is required. |
| Who should take it? | Developers who build, deploy, secure, and debug AWS applications. |
| How much experience is recommended? | AWS recommends 1+ year hands-on AWS application development. |
| What are the domains? | Development with AWS Services, Security, Deployment, and Troubleshooting and Optimization. |
| Which domain is largest? | Development with AWS Services at 32 percent. |
| Is architecture design in scope? | AWS lists architecture design as out of scope for the target candidate. |
| Should beginners take Cloud Practitioner first? | AWS says candidates with no IT experience can benefit from Cloud Practitioner first. |
| Can I take it online? | AWS exams are scheduled through Pearson VUE with online or test-center options where available. |
| Should I do labs? | Yes. DVA-C02 strongly rewards hands-on service integration knowledge. |
| Are dumps allowed? | No. Use official and reputable materials. |
| What if I fail? | Review weak domains, build targeted labs, and retake after practice is stable. |
| What should I verify before scheduling? | Current guide, revisions, price, language, delivery mode, ID, accommodations, and voucher status. |
| What should I build for readiness? | A small AWS application using API, Lambda, DynamoDB, messaging, security, deployment, and observability. |
Before scheduling, identify your country, time zone, exam language, delivery preference, baseline developer experience, AWS hands-on experience, target role, deadline, and practice score. Then verify AWS's current DVA-C02 guide, AWS certification page, Pearson VUE delivery options, local pricing, ID rules, accommodations, and exam-guide revisions.
Keep a dated checklist because AWS services and exam guides change.
| Verification Item | Your Answer |
|---|---|
| Country and time zone | |
| Exam language | |
| Delivery mode: online or test center | |
| Current DVA-C02 guide checked | |
| AWS Certification account ready | |
| Pearson VUE ID name match | |
| Voucher or payment status | |
| Hands-on developer labs completed | |
| Practice score range | |
| Weakest domain |
Confirm the current handbook, scheduler rules, and ID requirements before you commit to a study or booking plan.
Use the official blueprint and a timed baseline to decide what needs review, drilling, or remediation first.
Run timed sets or full-length practice under the same delivery conditions you expect on exam day whenever possible.
Decide whether to sit AWS Certified Developer – Associate now, delay briefly, or rebuild fundamentals based on measurable readiness instead of hope.
Use the guide to self-serve, or talk to a coordinator if you need help mapping timelines, official requirements, or troubleshooting day-of logistics.
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