RTK Query Interview Questions | RTK | NextRound

1How do you refetch data manually in RTK Query?Intermediate

2How do you reset or clear RTK Query cache programmatically?Intermediate

3How can RTK Query work with GraphQL or custom fetch logic?Advanced

4What are tags and how do they help in cache invalidation?Intermediate

5How is RTK Query different from createAsyncThunk?Intermediate

6How does RTK Query handle deduplication of requests?Intermediate

7How do you use auto-generated hooks from RTK Query (e.g., useGetPostsQuery)?Intermediate

8What is RTK Query and why was it introduced?Intermediate

9How do you perform optimistic updates in RTK Query?Intermediate

10What are endpoints in RTK Query?Intermediate

11How can you manually update the cache using updateQueryData?Intermediate

12How do you customize request headers or authentication tokens in RTK Query?Intermediate

13How do you handle request errors or loading states?Intermediate

14How do you handle caching and invalidation in RTK Query?Intermediate

15What problem does RTK Query solve compared to traditional data fetching with Redux?Intermediate

16How do you define an API slice using createApi()?Intermediate

17How can you integrate RTK Query with server-side rendering (SSR)?Advanced

18What’s the purpose of reducerPath in createApi()?Intermediate

19What are the two main APIs in RTK Query? (createApi and fetchBaseQuery)Intermediate

20What are best practices for structuring RTK Query API slices in large apps?Intermediate

21How can you invalidate cache for specific queries?Intermediate

22What’s the difference between query and mutation endpoints in RTK Query?Intermediate