GraphQL Interview Questions for Freshers
Preparing for your first GraphQL interviews? This set is curated for freshers and early-career developers (0–2 years): the 27 questions that come up most for entry-level roles, each with a clear answer, example code and follow-ups.
27 GraphQL questions
- 1What is the Context object in GraphQL resolvers?Intermediate
- 2What is Introspection in GraphQL?Intermediate
- 3How does error handling work in GraphQL?Intermediate
- 4What are GraphQL Subscriptions?Intermediate
- 5What are Input Object Types?Intermediate
- 6Explain Interfaces and Unions in GraphQL.Intermediate
- 7What are Directives in GraphQL?Intermediate
- 8How and why do you use Variables in GraphQL?Intermediate
- 9What is a GraphQL Fragment?Intermediate
- 10What are Aliases in GraphQL?Intermediate
- 11What does non-nullable (required) mean in a GraphQL schema?Beginner
- 12What is GraphiQL (or GraphQL Playground)?Beginner
- 13How do you pass arguments to a GraphQL field?Beginner
- 14What is a Resolver in GraphQL?Beginner
- 15What are the default Scalar types in GraphQL?Beginner
- 16What is a Mutation in GraphQL?Beginner
- 17What is a Query in GraphQL?Beginner
- 18What is the GraphQL Schema Definition Language (SDL)?Beginner
- 19What are the main differences between GraphQL and REST?Beginner
- 20What is GraphQL?Beginner
- 21GraphQL Interview Question 2 (Free)Intermediate
- 22GraphQL Interview Question 5 (Free)Intermediate
- 23GraphQL Interview Question 4 (Free)Beginner
- 24GraphQL Interview Question 1 (Free)Beginner
- 25GraphQL Advanced Interview Question 10Beginner
- 26GraphQL Advanced Interview Question 8Intermediate
- 27GraphQL Advanced Interview Question 7Beginner
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Frequently asked questions
Which GraphQL questions do freshers (0–2 years) get asked?
This page collects 27 GraphQL interview questions aligned with freshers (0–2 years), ranging across the difficulty levels that match that experience band.
How do I prepare for a GraphQL interview with my experience level?
Work through these questions in order, make sure you can explain each answer out loud, and pay attention to the real-world examples and follow-ups — interviewers at this level care as much about reasoning as the final answer.
Do the answers include code and examples?
Yes — answers include explanations, code examples where relevant, common mistakes to avoid and follow-up questions so you are ready for the full interview conversation.