GraphQL body in Postman - Cheat Sheet & Quick Revision

Recall & Review

beginner

What is the purpose of the GraphQL body in a Postman request?

The GraphQL body contains the query or mutation that specifies exactly what data you want to fetch or change from the GraphQL server.

beginner

How do you format a GraphQL body in Postman?

You format it as a JSON object with a "query" field containing your GraphQL query string, and optionally a "variables" field for dynamic values.

beginner

Example of a simple GraphQL query body in Postman?

{ "query": "{ user(id: \"1\") { name email } }" } This fetches the name and email of the user with id 1.

intermediate

Why use variables in a GraphQL body?

Variables let you reuse queries with different inputs without changing the query string, making tests cleaner and easier to maintain.

beginner

What content type should you set in Postman when sending a GraphQL body?

Set the Content-Type header to "application/json" because the GraphQL body is sent as a JSON object.

What key must be included in the JSON body to send a GraphQL query in Postman?

A "query"

B "request"

C "body"

D "data"

The GraphQL query must be inside the "query" key in the JSON body.

How do you include variables in a GraphQL request body?

A In the HTTP headers

B Inside the "query" string directly

C Inside the "variables" key as a JSON object

D In the URL parameters

Variables are passed as a JSON object inside the "variables" key in the request body.

Which HTTP method is typically used to send a GraphQL body in Postman?

A POST

B GET

C PUT

D DELETE

GraphQL queries and mutations are usually sent using POST requests.

What Content-Type header should you set for a GraphQL request in Postman?

A text/plain

B application/json

C application/graphql

D multipart/form-data

GraphQL requests in Postman are sent as JSON, so Content-Type should be application/json.

Why is it better to use variables in GraphQL queries?

A To send queries faster

B To make the query longer

C To bypass authentication

D To avoid repeating the same query with different values

Variables let you reuse the same query with different inputs, making tests simpler and cleaner.

Explain how to structure a GraphQL body in Postman for a query with variables.

Think about how to separate the query and the dynamic data.

Describe the steps to test a GraphQL API using Postman.

Consider what you need to prepare before sending the request.