[Solved] Identify the error in this mutation:mutation { createUser(name: "Bob" age: 30) { id } } — Ans: Missing comma between arguments | GraphQL

GraphQL - Mutations

Identify the error in this mutation:

mutation {
  createUser(name: "Bob" age: 30) {
    id
  }
}

ASelection set missing

BMutation keyword misspelled

CArguments should be inside quotes

DMissing comma between arguments

Step-by-Step Solution

Solution:

Step 1: Check argument syntax
Arguments must be separated by commas; here, name: "Bob" age: 30 lacks a comma.
Step 2: Confirm other syntax parts
Mutation keyword is correct, selection set exists, and argument values are properly quoted.
Final Answer:
Missing comma between arguments -> Option D
Quick Check:
Argument list syntax = comma separated [OK]

Quick Trick: Separate arguments with commas inside parentheses [OK]

Common Mistakes:

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