REST API Automation Testing from Scratch - REST Assured Java - Introduction to REST API and Where it is Used in Project

The video explains the concept of APIs as a middle layer between client and server, facilitating communication and data exchange. It highlights the independence of APIs from programming languages, allowing seamless integration across different systems. The video uses a hotel reservation system as an example to demonstrate how APIs work in real-world scenarios, emphasizing their role in simplifying client-server interactions and enabling language-independent data transmission using formats like JSON and XML.

How does the API ensure that it can work with different programming languages?

What is the significance of using HTTP protocol in API communication?

In what way does the API simplify the integration of different technologies?