What is API and REST APIs? — In easy language

In this story, we will discuss the API and REST APIs with a simple explanation. Firstly, we need to understand the definition of an API? Nowadays, it plays an important role in Web Applications because it is an easy and efficient medium to connect the client system to the servers.

At the end of the post, you will get or understand all the basics of API. Okay, so let’s begin.

What is an API?

API stands for Application Programming Interface, a software that allows two applications to communicate or interact with each other over the internet through various devices, the most important part is to exchange the data. The most common example of API is Instagram, Facebook, Online Booking systems, Amazon, Flipkart and so on.

So actually, how they use the API? When you search for flights or any other product from an online store, the site reaches out to many more products or airline services to retrieve information about flights or products matching your query.

If you wanted to know how it is communicating, what is REST APIs, what are the types of APIs, and their Principles or rules to make a better way of communicating the servers to the client system.

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