Apollo Interview Questions

Last Updated: Nov 10, 2023

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Apollo Interview Questions For Freshers

What are the advantages of using Apollo Client for GraphQL?

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Explain the role of resolvers in Apollo Server?

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How do you define a GraphQL schema using Apollo?

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What is Apollo GraphQL and how does it work?

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Apollo Intermediate Interview Questions

What are the different options available in Apollo Client Cache?

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How can you handle errors and error propagation in Apollo Server?

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How do you set up authentication and authorization in Apollo Server?

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Explain the concept of batching and caching in Apollo Client?

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What are some best practices for performance optimization with Apollo?

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How can you test GraphQL operations using Apollo Client?

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Apollo Interview Questions For Experienced

Explain the concept of persisted queries and its advantages in Apollo Client?

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Explain the process of error handling and recovery in Apollo Server?

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What are some techniques for SSL termination and secure communications in Apollo Server?

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How can you enable logging and debugging in Apollo Server?

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What are some techniques for handling versioning and deprecating fields in Apollo Server?

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Explain the concept of Apollo Cache Persist and how it enables client-side caching?

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What are some strategies for handling client-side state management in Apollo Client?

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How do you configure Apollo to work with different types of GraphQL clients?

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What are some techniques for schema design and avoiding common pitfalls in Apollo Server?

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Explain the concept of offline support in Apollo Client and how it can be implemented?

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How do you handle file uploads in Apollo Server?

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What are some techniques for implementing rate limiting and caching in Apollo Server?

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Explain the concept of federation composition and its benefits in Apollo Gateway?

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How can you implement real-time collaboration features with Apollo and GraphQL subscriptions?

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What are some techniques for error reporting and monitoring in Apollo Server?

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What are some advanced techniques for data normalization using Apollo Client Cache?

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How do you handle nested mutations and database transactions in Apollo Server?

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What are some techniques for implementing data validation and sanitization in Apollo Server?

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Explain the concept of optimistic response handling in Apollo Server?

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How can you implement API versioning and deprecation policies in Apollo Server?

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What are some techniques for handling pagination and cursor-based navigation in Apollo Client?

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Explain the concept of Apollo Graph Manager and how it enables schema management and monitoring?

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How do you handle server-side rendering (SSR) with Apollo Server and Next.js?

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What are some techniques for handling data transformations and aggregations in Apollo Server?

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Explain the concept of Apollo Link State and how it facilitates local state management?

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How can you implement fine-grained access control and permissions in Apollo Server?

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What are some techniques for handling distributed tracing and performance optimization in Apollo?

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Explain the concept of Apollo Server Lambda and how it enables serverless deployment?

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How do you handle caching and cache invalidation in Apollo Federation?

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What are some techniques for implementing client-side subscriptions in Apollo Client?

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How can you implement caching strategies and data pagination in Apollo Server?

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What is Apollo Federation and how does it help in building scalable GraphQL architectures?

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How can you deploy Apollo Server to production?

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Explain the concept of reactive GraphQL subscriptions in Apollo?

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How does Apollo support real-time updates and data synchronization?

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What are some advanced techniques for schema stitching in Apollo?

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Explain the concept of Apollo Link and its role in middleware composition?

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What are some strategies for handling complex nested queries in Apollo Server?

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How do you handle concurrency and performant data fetching in Apollo Client?

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What are some authentication and authorization strategies for securing Apollo Server APIs?

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How can you implement GraphQL federation using Apollo Gateway?

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What is the purpose of Apollo Engine and how can it be used for performance optimization?

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Explain the concept of Apollo Tracing and how it aids in performance monitoring?

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How do you handle migrations and schema evolution in Apollo Server?

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What are some techniques for handling error handling and response formatting in Apollo?

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How can you implement optimistic UI updates in Apollo Client?

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What are some strategies for handling large-scale GraphQL operations in Apollo?

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Explain the concept of Apollo Gateway and its role in federated GraphQL architectures?

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How can you integrate Apollo with existing REST APIs or backend services?

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