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Which API style allows clients to request exactly the data they need in a single query?

easy📝 Conceptual Q11 of 15
Rest API - REST API Fundamentals
Which API style allows clients to request exactly the data they need in a single query?
AFTP
BREST
CSOAP
DGraphQL
Step-by-Step Solution
Solution:

  1. Step 1: Understand GraphQL's data fetching

    GraphQL lets clients specify exactly which fields they want in a query, reducing over-fetching.

  2. Step 2: Compare with REST and SOAP

    REST uses fixed endpoints and HTTP methods, SOAP uses strict XML messages, neither allows flexible data selection like GraphQL.

  3. Final Answer:

    GraphQL -> Option D

  4. Quick Check:

    Exact data request = GraphQL [OK]
Quick Trick: GraphQL = precise data queries in one request [OK]
Common Mistakes:
  • Confusing REST with GraphQL's flexible queries
  • Thinking SOAP supports flexible data selection
  • Choosing unrelated protocols like FTP

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