[Solved] What is the main purpose of a mutation in GraphQL? — Ans: To change data on the server like adding, updating, or deleting records | GraphQL

GraphQL - Mutations

What is the main purpose of a mutation in GraphQL?

ATo define the data schema

BTo fetch data without changing anything

CTo create a new GraphQL server

DTo change data on the server like adding, updating, or deleting records

Step-by-Step Solution

Solution:

Step 1: Understand GraphQL operations
GraphQL has queries to fetch data and mutations to change data.
Step 2: Identify mutation role
Mutations are used to add, update, or delete data on the server.
Final Answer:
To change data on the server like adding, updating, or deleting records -> Option D
Quick Check:
Mutation = change data [OK]

Quick Trick: Mutations always modify data, queries only read data [OK]

Common Mistakes:

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