Learn AWS AppSync | Quiz | 50 Questions on GraphQL & Real-Time APIs

Learn and Test your AWS AppSync knowledge with 50 comprehensive questions covering GraphQL, real-time subscriptions, offline sync, and serverless APIs!

📚 Topics Covered:
✅ AppSync fundamentals and GraphQL
✅ Real-time data with GraphQL subscriptions
✅ WebSocket connections
✅ Offline sync with automatic conflict resolution
✅ GraphQL schema (types, queries, mutations, subscriptions)
✅ Resolvers (VTL and JavaScript)
✅ Pipeline and unit resolvers
✅ Data sources (DynamoDB, Lambda, HTTP, RDS, OpenSearch, EventBridge)
✅ Authentication modes (API key, Cognito, IAM, OIDC, Lambda)
✅ Fine-grained access control with @auth directive
✅ Field-level authorization
✅ Server-side caching with configurable TTL
✅ Cache invalidation strategies
✅ Batch operations
✅ Conflict resolution (optimistic concurrency, automerge, Lambda)
✅ Merged APIs and GraphQL federation
✅ AppSync Events for pub/sub messaging
✅ CloudWatch monitoring and X-Ray tracing
✅ Encryption and VPC support
✅ Custom domains with Route 53
✅ Use cases: real-time apps, chat, collaborative editing, mobile backends

⏱️ Timestamps:
00:00 - Beginner Questions (1-15)
02:30 - Intermediate Questions (16-35)
05:00 - Advanced Questions (36-50)

🎓 Difficulty Levels:
• Beginner: Q1-15 (Fundamentals & GraphQL Basics)
• Intermediate: Q16-35 (Resolvers, Auth & Caching)
• Advanced: Q36-50 (Monitoring, Security & Use Cases)

🔗 Related Resources:
• AWS AppSync Documentation: https://docs.aws.amazon.com/appsync/
• AppSync Pricing: https://aws.amazon.com/appsync/pricing/
• AWS Developer Certification: https://aws.amazon.com/certification/...

⚠️ Disclaimer: This quiz is for educational purposes. Always refer to official AWS documentation for the most current information.

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