[Solved] Why is the HTTP PUT method considered idempotent? — Ans: Because multiple identical PUT requests result in the same resource state | Rest API

Rest API - HTTP Methods

Why is the HTTP PUT method considered idempotent?

ABecause it creates a new resource every time

BBecause it deletes the resource

CBecause multiple identical PUT requests result in the same resource state

DBecause it only retrieves data without changes

Step-by-Step Solution

Solution:

Step 1: Understand PUT behavior
PUT replaces or creates a resource at a specific URI with the same data each time.
Step 2: Analyze idempotency
Sending the same PUT request multiple times results in the resource having the same state after each request.
Final Answer:
Multiple identical PUT requests result in the same resource state -> Option C
Quick Check:
PUT idempotency = same resource state [OK]

Quick Trick: PUT replaces resource, so repeated calls don't change state [OK]

Common Mistakes:

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Why is the HTTP PUT method considered idempotent?