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Why might a batch update API choose to use the PATCH method instead of PUT?

hard📝 Conceptual Q10 of 15
Rest API - Batch and Bulk Operations
Why might a batch update API choose to use the PATCH method instead of PUT?
APUT is only for creating new resources
BPATCH allows partial updates without sending full resource data
CPATCH requires sending the entire resource representation
DPUT cannot be used with JSON payloads
Step-by-Step Solution
Solution:

  1. Step 1: Understand difference between PATCH and PUT

    PATCH updates parts of a resource; PUT replaces entire resource.

  2. Step 2: Apply to batch update context

    PATCH is efficient for batch updates as it sends only changed fields.

  3. Final Answer:

    PATCH allows partial updates without sending full resource data -> Option B

  4. Quick Check:

    PATCH vs PUT in batch = partial updates [OK]
Quick Trick: PATCH sends partial data; PUT replaces whole resource [OK]
Common Mistakes:
MISTAKES
  • Thinking PUT is only for creation
  • Believing PATCH sends full resource
  • Assuming PUT cannot handle JSON

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