Given a REST API resource at /products/10 with data {"name":"Pen","price":1.5,"stock":100}, what will be the resource data after this PUT request body is sent?

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Rest API - HTTP Methods

Given a REST API resource at /products/10 with data {"name":"Pen","price":1.5,"stock":100}, what will be the resource data after this PUT request body is sent?

{"name":"Pencil","price":0.5}

A{"name":"Pencil","price":0.5}

B{"name":"Pencil","price":0.5,"stock":100}

C{"name":"Pen","price":1.5,"stock":100}

D{"name":"Pencil"}

Step-by-Step Solution

Solution:

Step 1: Understand PUT replaces entire resource
The new data fully replaces the old resource, so only provided fields remain.
Step 2: Identify missing fields effect
Since "stock" is missing, it will be removed from the resource.
Final Answer:
{"name":"Pencil","price":0.5} -> Option A
Quick Check:
PUT replaces resource fully, missing fields removed [OK]

Quick Trick: PUT replaces all fields; missing fields disappear [OK]

Common Mistakes:

MISTAKES

Assuming missing fields stay unchanged
Expecting partial update behavior
Confusing PUT with PATCH

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Given a REST API resource at /products/10 with data {"name":"Pen","price":1.5,"stock":100}, what will be the resource data after this PUT request body is sent?

Step 1: Understand PUT replaces entire resource

Step 2: Identify missing fields effect

Final Answer:

Quick Check:

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