AWS Certified Developer – Associate Amazon (DVA-C02) Exam Questions

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519 Questions Answers with Explanation

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Description

Exam Name: AWS Certified Developer – Associate
Exam Code: DVA-C02
Related Certification(s):
Amazon Associate Certifications
Amazon AWS Certified Developer Associate Certifications
Certification Provider: Amazon
Actual Exam Duration: 130 Minutes
Number of DVA-C02 practice questions in our database: 519 Questions Answers with Explanation

Amazon DVA-C02 Exam Syllabus & Study Guide

At Certs4Success, we provide the most accurate and up-to-date preparation materials for the Amazon DVA-C02 Exam. Our content is professionally designed to help you master AWS development concepts and pass the Amazon DVA-C02 Exam with confidence.

If you are planning to clear the Amazon AWS Certified Developer – Associate (DVA-C02) Exam, this detailed syllabus will guide you through all the essential domains you need to focus on.

All Exam Topics of Amazon DVA-C02 Exam

Topic 1: Development with AWS Services

Core Services: Understanding AWS services like Lambda, API Gateway, and DynamoDB for the Amazon DVA-C02 Exam.
SDK Usage: Using AWS SDKs to interact with AWS services.
Application Integration: Building scalable and event-driven applications.

Topic 2: Security

Authentication & Authorization: Implementing IAM roles and policies.
Encryption: Securing data in transit and at rest.
Secrets Management: Using AWS Secrets Manager and Parameter Store.

Topic 3: Deployment

CI/CD Pipelines: Automating deployments using CodePipeline and CodeBuild.
Elastic Beanstalk: Deploying and managing applications easily.
Version Control: Managing application versions effectively.

Topic 4: Troubleshooting & Optimization

Debugging: Identifying and fixing application issues.
Performance Optimization: Improving application efficiency.
Logging: Using CloudWatch Logs for monitoring.

Topic 5: Data Persistence

Databases: Working with DynamoDB, RDS, and Aurora.
Caching: Using ElastiCache to improve performance.
Data Access: Managing data access patterns efficiently.

Topic 6: Event-Driven Applications

Event Sources: Using SQS, SNS, and EventBridge.
Serverless Architecture: Building scalable serverless apps.
Message Processing: Handling asynchronous workflows.

Topic 7: Monitoring & Logging

Amazon CloudWatch: Monitoring application performance.
AWS X-Ray: Tracing and debugging applications.
Metrics & Alerts: Setting up notifications for system health.

Topic 8: API Development & Management

API Gateway: Creating and managing APIs.
RESTful Services: Designing scalable APIs.
Authorization: Securing APIs using IAM and Cognito.

Topic 9: Cost Optimization

Efficient Coding: Writing cost-effective applications.
Resource Management: Optimizing AWS resource usage.
Billing Insights: Monitoring and reducing costs.

Topic 10: Best Practices & Advanced Development

AWS Well-Architected Framework: Applying best practices.
Scalability: Designing highly scalable systems.
Optimization: Improving application performance for the Amazon DVA-C02 Exam.


Why Trust Certs4Success for Amazon DVA-C02 Exam?

Updated Content: Our materials are regularly updated to match the latest Amazon DVA-C02 Exam objectives.

Expert Guidance: We provide real-world examples and practical insights to help you succeed in the Amazon DVA-C02 Exam.

High Success Rate: Our resources are designed by certified professionals to help you pass the Amazon DVA-C02 Exam on your first attempt.

Description

Exam Name: AWS Certified Developer – Associate
Exam Code: DVA-C02
Related Certification(s):
Amazon Associate Certifications
Amazon AWS Certified Developer Associate Certifications
Certification Provider: Amazon
Actual Exam Duration: 130 Minutes
Number of DVA-C02 practice questions in our database: 519 Questions Answers with Explanation

Amazon DVA-C02 Exam Syllabus & Study Guide

At Certs4Success, we provide the most accurate and up-to-date preparation materials for the Amazon DVA-C02 Exam. Our content is professionally designed to help you master AWS development concepts and pass the Amazon DVA-C02 Exam with confidence.

If you are planning to clear the Amazon AWS Certified Developer – Associate (DVA-C02) Exam, this detailed syllabus will guide you through all the essential domains you need to focus on.

All Exam Topics of Amazon DVA-C02 Exam

Topic 1: Development with AWS Services

Core Services: Understanding AWS services like Lambda, API Gateway, and DynamoDB for the Amazon DVA-C02 Exam.
SDK Usage: Using AWS SDKs to interact with AWS services.
Application Integration: Building scalable and event-driven applications.

Topic 2: Security

Authentication & Authorization: Implementing IAM roles and policies.
Encryption: Securing data in transit and at rest.
Secrets Management: Using AWS Secrets Manager and Parameter Store.

Topic 3: Deployment

CI/CD Pipelines: Automating deployments using CodePipeline and CodeBuild.
Elastic Beanstalk: Deploying and managing applications easily.
Version Control: Managing application versions effectively.

Topic 4: Troubleshooting & Optimization

Debugging: Identifying and fixing application issues.
Performance Optimization: Improving application efficiency.
Logging: Using CloudWatch Logs for monitoring.

Topic 5: Data Persistence

Databases: Working with DynamoDB, RDS, and Aurora.
Caching: Using ElastiCache to improve performance.
Data Access: Managing data access patterns efficiently.

Topic 6: Event-Driven Applications

Event Sources: Using SQS, SNS, and EventBridge.
Serverless Architecture: Building scalable serverless apps.
Message Processing: Handling asynchronous workflows.

Topic 7: Monitoring & Logging

Amazon CloudWatch: Monitoring application performance.
AWS X-Ray: Tracing and debugging applications.
Metrics & Alerts: Setting up notifications for system health.

Topic 8: API Development & Management

API Gateway: Creating and managing APIs.
RESTful Services: Designing scalable APIs.
Authorization: Securing APIs using IAM and Cognito.

Topic 9: Cost Optimization

Efficient Coding: Writing cost-effective applications.
Resource Management: Optimizing AWS resource usage.
Billing Insights: Monitoring and reducing costs.

Topic 10: Best Practices & Advanced Development

AWS Well-Architected Framework: Applying best practices.
Scalability: Designing highly scalable systems.
Optimization: Improving application performance for the Amazon DVA-C02 Exam.


Why Trust Certs4Success for Amazon DVA-C02 Exam?

Updated Content: Our materials are regularly updated to match the latest Amazon DVA-C02 Exam objectives.

Expert Guidance: We provide real-world examples and practical insights to help you succeed in the Amazon DVA-C02 Exam.

High Success Rate: Our resources are designed by certified professionals to help you pass the Amazon DVA-C02 Exam on your first attempt.

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Q1. A developer is receiving an intermittent Provisioned Throughput Exceeded Exception error from an application that is based on Amazon DynamoDB. According to the Amazon CloudWatch metrics for the table, the application is not exceeding the provisioned throughput. What could be the cause of the issue?

A.The DynamoDB table storage size is larger than the provisioned size.

B. The application is exceeding capacity on a particular hash key.

C. The DynamoDB table is exceeding the provisioned scaling operations.

D. The application is exceeding capacity on a particular sort key.

Correct Answer: B

Q2. A developer is using AWS CodeDeploy to launch an application onto Amazon EC2 instances. The application deployment fails during testing. The developer notices an IAM_ROLE_PERMISSIONS error code in Amazon CloudWatch logs. What should the developer do to resolve the error?

A.Ensure that the deployment group is using the correct role name for the CodeDeploy service role.

B. Attach the AWSCodeDeployRoleECS policy to the CodeDeploy service role.

C. Attach the AWSCodeDeployRole policy to the CodeDeploy service role.

D. Ensure the CodeDeploy agent is installed and running on all instances in the deployment group.

Correct Answer: C

Q3. In a move toward using microservices, a company's management team has asked all development teams to build their services so that API requests depend only on that service's data store. One team is building a Payments service which has its own database; the service needs data that originates in the Accounts database. Both are using Amazon DynamoDB. What approach will result in the simplest, decoupled, and reliable method to get near-real time updates from the Accounts database?

A.Use AWS Glue to perform frequent ETL updates from the Accounts database to the Payments database.

B. Use AWS Glue to perform frequent ETL updates from the Accounts database to the Payments database.

C. Use Amazon ElastiCache in Payments, with the cache updated by triggers in the Accounts database.

D. Use Amazon DynamoDB Streams to deliver all changes from the Accounts database to the Payments database.

Correct Answer: D

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