[Solved] Which of these is a valid use case for inline fragments in GraphQL? — Ans: Fetching different fields for different types in a union | GraphQL

GraphQL - Queries

Which of these is a valid use case for inline fragments in GraphQL?

ACreating a subscription

BFetching different fields for different types in a union

CSetting default values for arguments

DDefining variables for a query

Step-by-Step Solution

Solution:

Step 1: Identify what inline fragments do
They allow querying different fields depending on the type in unions or interfaces.
Step 2: Eliminate unrelated options
Variables, default values, and subscriptions are unrelated to inline fragments.
Final Answer:
Fetching different fields for different types in a union -> Option B
Quick Check:
Inline fragments = Different fields per type [OK]

Quick Trick: Use inline fragments to handle unions/interfaces flexibly [OK]

Common Mistakes:

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