[Solved] Consider the following GraphQL query:{ product(id: "456") { id name price } } What data structure will the server return if the product exists? | Rest API

Rest API - REST API Fundamentals

Consider the following GraphQL query:

{ product(id: "456") { id name price } }

What data structure will the server return if the product exists?

A{"error": "Product not found"}

B{"data": {"product": {"id": "456", "name": "Laptop", "price": 1200}}}

C{"data": {"product": null}}

D{"data": {"product": {"id": "456", "name": "Laptop"}}}

Step-by-Step Solution

Solution:

Step 1: Analyze the query
The query requests the product with id "456" and fields id, name, and price.
Step 2: Understand GraphQL response format
GraphQL returns data inside a "data" object with the requested fields if the product exists.
Final Answer:
{"data": {"product": {"id": "456", "name": "Laptop", "price": 1200}}} -> Option B
Quick Check:
Response includes all requested fields and no errors [OK]

Quick Trick: GraphQL returns requested fields inside 'data' if resource exists [OK]

Common Mistakes:

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