DVA-C02

AWS DVA-C02 Drill: Amazon Macie - Financial vs. Personal Data Classification

13 December 2025·1374 words·7 mins

Certification Drills AWS DVA-C02 Amazon Macie S3 Data Classification PCI DSS Sensitive Data Discovery

Analyzing the critical difference between Macie’s SensitiveData finding types and why developers must choose the correct classification for PCI-DSS compliance scenarios.

AWS DVA-C02 Drill: Amazon Macie - Sensitive Data Discovery for Financial Information

13 December 2025·1510 words·8 mins

Certification Drills AWS DVA-C02 Amazon Macie Amazon S3 Data Security Sensitive Data Discovery PII Detection

Analyzing the Amazon Macie vs. Athena scenario to identify the correct service and finding type for detecting exposed credit card information in S3 buckets.

AWS DVA-C02 Drill: API Gateway Mock Integrations - Testing Without Lambda Dependencies

13 December 2025·1345 words·7 mins

Certification Drills AWS DVA-C02 API Gateway Mock Integration Frontend Testing Lambda Integration Testing

Analyzing API Gateway mock integration patterns to enable frontend developers to test independently while backend services are under development.

AWS DVA-C02 Drill: CloudFormation DeletionPolicy - Stack Protection vs. Resource Retention

13 December 2025·1390 words·7 mins

Certification Drills AWS DVA-C02 CloudFormation DeletionPolicy Stack Policy RDS IaC

Analyzing CloudFormation protective mechanisms to prevent accidental database deletion during infrastructure deployments.

AWS DVA-C02 Drill: Distributed Tracing - X-Ray vs. CloudWatch for Microservices Monitoring

13 December 2025·1259 words·6 mins

Certification Drills AWS DVA-C02 AWS X-Ray Distributed Tracing Microservices CloudWatch X-Ray SDK

Analyzing the distributed tracing scenario to identify the correct implementation strategy for monitoring microservices communication on EC2 instances.

AWS DVA-C02 Drill: DynamoDB GSI - Flexible Query Patterns Beyond the Partition Key

13 December 2025·1568 words·8 mins

Certification Drills AWS DVA-C02 DynamoDB GSI Global Secondary Index Query Patterns NoSQL

Analyzing the DynamoDB indexing scenario to identify the correct implementation strategy for multi-attribute queries in production applications.

AWS DVA-C02 Drill: DynamoDB GSI vs LSI - Query Pattern Optimization

13 December 2025·1109 words·6 mins

Certification Drills AWS DVA-C02 DynamoDB GSI LSI Query Optimization Secondary Indexes

Analyzing the DynamoDB secondary index scenario to identify the correct implementation strategy for alternative query patterns.

AWS DVA-C02 Drill: DynamoDB IAM Permissions - The Upsert Pattern Strategy

13 December 2025·1304 words·7 mins

Certification Drills AWS DVA-C02 DynamoDB Lambda IAM Upsert Pattern PutItem UpdateItem

Analyzing the DynamoDB upsert scenario to identify the minimal required IAM permissions for Lambda functions performing conditional write operations.

AWS DVA-C02 Drill: ECS Fargate Environment Variables - Task Definition vs Service Definition

13 December 2025·1035 words·5 mins

Certification Drills AWS DVA-C02 ECS Fargate Task Definition Container Configuration

Analyzing the ECS container configuration scenario to identify the correct parameter placement for environment variables in Fargate deployments.

AWS DVA-C02 Drill: Git Merge Conflicts - CodeCommit Resolution Strategies

13 December 2025·1263 words·6 mins

Certification Drills AWS DVA-C02 CodeCommit Git CI/CD CodePipeline Version Control

Analyzing CodeCommit merge conflict scenarios to identify the most efficient resolution strategy for developers in CI/CD pipelines.

AWS DVA-C02 Drill: Lambda Local Testing - SAM CLI vs. Manual Mocking

13 December 2025·1128 words·6 mins

Certification Drills AWS DVA-C02 AWS Lambda AWS SAM Local Testing S3 Events Developer Tools

Analyzing the Lambda local development workflow to identify the correct testing strategy with minimal operational overhead for DVA-C02 candidates.

AWS DVA-C02 Drill: Lambda Local Testing - SAM CLI vs. Unit Testing Frameworks

13 December 2025·1559 words·8 mins

Certification Drills AWS DVA-C02 AWS Lambda AWS SAM CLI Local Testing CI/CD Node.js AWS CDK

Analyzing local Lambda testing environments to identify the correct implementation strategy for DVA-C02 candidates focusing on CI/CD integration and developer experience.

AWS DVA-C02 Drill: Lambda Performance Monitoring - X-Ray Service Maps vs. CloudWatch Metrics

13 December 2025·1123 words·6 mins

Certification Drills AWS DVA-C02 AWS Lambda AWS X-Ray CloudWatch Performance Monitoring Distributed Tracing

Analyzing the Lambda performance monitoring scenario to identify the correct implementation strategy for measuring service-to-service latency.

AWS DVA-C02 Drill: Lambda Tracing - X-Ray vs. CloudWatch Logs

13 December 2025·1191 words·6 mins

Certification Drills AWS DVA-C02 Lambda X-Ray CloudWatch Distributed Tracing

Analyzing Lambda troubleshooting scenarios to identify the correct tracing implementation strategy for developers.

AWS DVA-C02 Drill: Lambda-SQS Integration - Dead-Letter Queue vs. Manual Logging

13 December 2025·1006 words·5 mins

Certification Drills AWS DVA-C02 AWS Lambda Amazon SQS Dead-Letter Queue Error Handling Serverless

Analyzing Lambda function failure scenarios with SQS integration to identify the correct observability and retry strategy.

AWS DVA-C02 Drill: Lambda@Edge IAM Roles - Secure Frontend Credential Management

13 December 2025·1452 words·7 mins

Certification Drills AWS DVA-C02 Lambda@Edge CloudFront Functions AWS STS IAM Roles SDK Security Best Practices

Analyzing the Lambda@Edge and CloudFront Functions scenario to identify the correct strategy for secure credential management without hardcoding secrets.

AWS DVA-C02 Drill: S3 Encryption in Transit - Bucket Policy vs. Infrastructure Controls

13 December 2025·1053 words·5 mins

Certification Drills AWS DVA-C02 Amazon S3 Bucket Policies Encryption in Transit Aws:SecureTransport HTTPS Security

Analyzing the S3 data protection scenario to identify the correct developer-centric implementation strategy for enforcing HTTPS communication.

AWS DVA-C02 Drill: S3 Event Notifications - SNS Fan-Out vs. Direct Integrations

13 December 2025·1525 words·8 mins

Certification Drills AWS DVA-C02 Amazon S3 Amazon SNS AWS Lambda Event-Driven Architecture S3 Event Notifications

Analyzing S3 event notification patterns to identify the correct implementation strategy for parallel processing and multi-channel notifications in serverless architectures.

AWS DVA-C02 Drill: Session Management - ElastiCache vs. EBS vs. Instance Store

13 December 2025·1049 words·5 mins

Certification Drills AWS DVA-C02 ElastiCache Session Management EBS Instance Store Distributed Systems

Analyzing session data management across multiple EC2 instances to identify the correct persistence strategy for stateful applications.

AWS DVA-C02 Drill: Version Control for Code - CodeCommit vs. S3 Versioning

13 December 2025·891 words·5 mins

Certification Drills AWS DVA-C02 CodeCommit S3 Version Control CI/CD Developer Tools

Analyzing the version control scenario to identify the correct implementation strategy for team-based code collaboration with full change tracking.