1 hour Postman API Testing Crash Course For Beginners (2023)

Learn how to create a Postman account, download and install the Postman client, and sign in using email or Google to start testing APIs.

Learn what an API is and what JSON objects are, explore helper links for deeper learning, and know you'll be quizzed at the end, or skip if you're already familiar.

Define what an api stands for, an application programming interface, and how it connects software by passing data between a website and a database securely and in a customizable way.

Discover what JSON is, a text format for storing and transporting data that is self-describing and easy to understand, including a JSON object example you can test with Postman.

Explore http methods, including get, post, put, patch, and delete, and discover how they work in postman api testing. Review the helper links and take a knowledge quiz.

Explore workspaces and collections to organize requests, test a public API, and practice get, put, post, and delete operations as part of core CRUD concepts, followed by a quick quiz.

Learn how to fetch all users with a get request and retrieve a single user by id using the users resource, demonstrated in Postman with practical examples.

Learn how put and patch requests update a user with json payloads, highlighting full replacement versus partial modification for accurate api updates.

Learn to test private APIs with Postman by locating the base URL, creating a collection, and using an API key via query parameters to perform GET requests and verify responses.