[Solved] Identify the error in this input type definition:input ProductInput { id: ID!, name: String, price: Float! } | GraphQL

GraphQL - Schema Definition Language (SDL)

Identify the error in this input type definition:

input ProductInput { id: ID!, name: String, price: Float! }

AID type cannot be used in input types

BCommas are not allowed between fields in input types

CFields cannot be marked as non-nullable in input types

DInput types must have at least one field without exclamation

Step-by-Step Solution

Solution:

Step 1: Review input type field syntax
Fields in input types are separated by new lines or spaces, not commas.
Step 2: Check other options
ID is valid in input types, non-nullable fields are allowed, and no rule about exclamation marks count.
Final Answer:
Commas are not allowed between fields in input types -> Option B
Quick Check:
No commas between fields in input types [OK]

Quick Trick: Do not use commas between input type fields [OK]

Common Mistakes:

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