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What is the primary function of a GraphQL query in data fetching?

easy📝 Conceptual Q1 of 15
GraphQL - Queries
What is the primary function of a GraphQL query in data fetching?
ATo define the database schema
BTo modify data on the server
CTo request specific data fields from a server
DTo authenticate users
Step-by-Step Solution
Solution:

  1. Step 1: Understand GraphQL query purpose

    GraphQL queries are designed to fetch data, not modify it.

  2. Step 2: Differentiate from mutations and schema definitions

    Mutations modify data; schema defines structure; queries fetch data.

  3. Final Answer:

    To request specific data fields from a server -> Option C

  4. Quick Check:

    Queries fetch data only [OK]
Quick Trick: Queries fetch data, mutations modify [OK]
Common Mistakes:
  • Confusing queries with mutations
  • Thinking queries define schema
  • Assuming queries handle authentication

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