GraphQL Playground and tools - Cheat Sheet & Quick Revision

Recall & Review

beginner

What is GraphQL Playground?

GraphQL Playground is an interactive tool that helps you write, test, and explore GraphQL queries and mutations easily in a friendly interface.

beginner

Name two popular tools used for testing GraphQL APIs.

Two popular tools are GraphQL Playground and GraphiQL. Both provide interactive environments to run and test GraphQL queries.

intermediate

How does GraphQL Playground help developers?

It helps by showing real-time query results, auto-completing fields, displaying schema documentation, and allowing easy debugging of GraphQL APIs.

intermediate

What feature in GraphQL Playground shows the structure of the API?

The Schema Explorer feature shows the API's types, queries, mutations, and subscriptions, helping users understand what data they can request.

beginner

Can GraphQL Playground be used with any GraphQL server?

Yes, GraphQL Playground can connect to any GraphQL server endpoint, making it a versatile tool for testing and exploring different GraphQL APIs.

What is the main purpose of GraphQL Playground?

A To interactively write and test GraphQL queries

B To store data in a database

C To design website layouts

D To compile GraphQL code into JavaScript

GraphQL Playground is designed to help users write and test GraphQL queries interactively.

Which feature in GraphQL Playground helps you understand the API's data structure?

A Query History

B Schema Explorer

C Mutation Runner

D Code Formatter

Schema Explorer shows the API's types and available queries, helping users understand the data structure.

GraphQL Playground can be used with which of the following?

A Any GraphQL server endpoint

B Only Apollo GraphQL servers

C Only REST APIs

D Only local databases

GraphQL Playground works with any GraphQL server endpoint.

Which of these is NOT a feature of GraphQL Playground?

A Auto-completion of query fields

B Real-time query results

C Schema documentation display

D Automatic database backups

GraphQL Playground does not perform database backups; it focuses on query testing and exploration.

GraphiQL is:

A A web server

B A database management system

C A tool similar to GraphQL Playground

D A programming language

GraphiQL is another interactive tool for testing GraphQL queries, similar to GraphQL Playground.

Explain what GraphQL Playground is and how it helps when working with GraphQL APIs.

Think about how you test and explore data requests in GraphQL.

List and describe two tools used to test GraphQL queries and mention one key feature of each.

Both tools help you write and run queries but may have slightly different interfaces.