GraphQL quiz

Test your GraphQL knowledge with a free interactive quiz — 50 questions with answers and explanations. No signup needed to play.

Which of these is a built-in GraphQL scalar type?

1. Which of these is a built-in GraphQL scalar type?
2. How is a GraphQL query typically sent over HTTP?
3. What is a GraphQL variable?
4. What is the difference between `Query`, `Mutation`, and `Subscription` root types?
5. What is an inline fragment used for?
6. What does `[Post!]!` mean as a return type?
7. What problem does a GraphQL fragment solve?
8. A common GraphQL advantage over typical REST is:
9. What is GraphQL?
10. A common GraphQL antipattern is:
11. A `@deprecated` directive in SDL is used to:
12. How are common popular GraphQL clients (Apollo Client, Relay, urql) different from `fetch`?

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