Question 6 of 10Pro Only
Explain the difference between queries, mutations, and subscriptions in GraphQL. How do resolvers work, and what is the N+1 problem?
Sample answer preview
## GraphQL Operations GraphQL has three operation types: queries, mutations, and subscriptions. ### Queries (Read Data) Queries fetch data without modifying it. They are similar to GET requests in REST.
GraphQLquerymutationsubscriptionresolverN+1 problem