The cloud computing landscape is booming, and Amazon Web Services (AWS) remains a dominant force. For developers seeking to validate their expertise in building and deploying applications on AWS, the AWS Certified Developer – Associate (DVA-C02) certification is a valuable credential.
Why is the AWS Certified Developer – Associate Important?
Earning the DVA-C02 certification demonstrates your proficiency in core AWS services, architectural best practices, and the development lifecycle within the AWS cloud. This certification validates your ability to:
- Design and develop cloud-based applications on AWS
- Leverage AWS services for deployment, management, and troubleshooting
- Implement secure coding practices and data protection measures
Who Should Consider the AWS Certified Developer – Associate (DVA-C02) Certification?
This certification is ideal for:
- Software Developers: DVA-C02 validates your ability to develop, deploy, and debug applications effectively using AWS tools and services.
- Solutions Architects: Understanding core AWS services is essential for designing secure and scalable cloud solutions.
- DevOps Engineers: The DVA-C02 exam covers CI/CD workflows and best practices for automating deployments within the AWS cloud.
Preparing for the AWS Certified Developer – Associate (DVA-C02) Exam
There are several resources available to help you prepare for the DVA-C02 exam, including:
- AWS Certified Developer Associate Exam Guide: This guide from Amazon outlines the exam format, content areas, and recommended learning resources.
- AWS Training and Certification: AWS offers various courses and resources to help you gain the knowledge and skills required for the exam.
- Practice Exams: Taking practice exams can help you identify your strengths and weaknesses and become familiar with the exam format.
The AWS Certified Developer – Associate (DVA-C02) certification is a valuable asset for developers looking to advance their careers in cloud computing. By demonstrating your expertise in AWS development, you can increase your marketability and position yourself for success in the ever-growing cloud landscape.
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Development with AWS Services (32% of scored content)
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Develop code for applications hosted on AWS.
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Architectural patterns (for example, event-driven, microservices, monolithic, choreography, orchestration, fanout)
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Idempotency
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Differences between stateful and stateless concepts
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Differences between tightly coupled and loosely coupled components
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Fault-tolerant design patterns (for example, retries with exponential backoff and jitter, dead-letter queues)
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Differences between synchronous and asynchronous patterns
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Architectural patterns (for example, event-driven, microservices, monolithic, choreography, orchestration, fanout)
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Develop code for AWS Lambda.
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Use data stores in application development.
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Relational and non-relational databases
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Create, read, update, and delete (CRUD) operations
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High-cardinality partition keys for balanced partition access
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Cloud storage options (for example, file, object, databases)
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Database consistency models (for example, strongly consistent, eventually consistent)
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Differences between query and scan operations
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Amazon DynamoDB keys and indexing
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Caching strategies (for example, write-through, read-through, lazy loading, TTL)
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Amazon S3 tiers and lifecycle management
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Differences between ephemeral and persistent data storage patterns
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Relational and non-relational databases
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Security (26% of scored content)
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Implement authentication and/or authorization for applications and AWS services.
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Identity federation (for example, Security Assertion Markup Language [SAML], OpenID Connect [OIDC], Amazon Cognito)
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Bearer tokens (for example, JSON Web Token [JWT], OAuth, AWS Security Token Service [AWS STS])
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The comparison of user pools and identity pools in Amazon Cognito
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Resource-based policies, service policies, and principal policies
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Role-based access control (RBAC)
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Application authorization that uses ACLs
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The principle of least privilege
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Differences between AWS managed policies and customer-managed policies
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Identity and access management
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Identity federation (for example, Security Assertion Markup Language [SAML], OpenID Connect [OIDC], Amazon Cognito)
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Implement encryption by using AWS services.
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Encryption at rest and in transit
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Certificate management (for example, AWS Private Certificate Authority)
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Key protection (for example, key rotation)
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Differences between client-side encryption and server-side encryption
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Differences between AWS managed and customer managed AWS Key Management Service (AWS KMS) keys
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Encryption at rest and in transit
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Manage sensitive data in application code.
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Deployment (24% of scored content)
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Prepare application artifacts to be deployed to AWS.
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Test applications in development environments.
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Automate deployment testing.
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Deploy code by using AWS CI/CD services.
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Git-based version control tools (for example, Git, AWS CodeCommit)
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Manual and automated approvals in AWS CodePipeline
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Access application configurations from AWS AppConfig and Secrets Manager
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CI/CD workflows that use AWS services
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Application deployment that uses AWS services and tools (for example, CloudFormation, AWS Cloud Development Kit [AWS CDK], AWS SAM, AWS CodeArtifact, AWS Copilot, Amplify, Lambda)
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Lambda deployment packaging options
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API Gateway stages and custom domains
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Deployment strategies (for example, canary, blue/green, rolling)
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Git-based version control tools (for example, Git, AWS CodeCommit)
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Troubleshooting and Optimization (18% of scored content)
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Assist in a root cause analysis.
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Instrument code for observability.
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Optimize applications by using AWS services and features.
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