Dive deep into the intriguing world of API (Application Programming Interface) with our foundational course tailored for beginners. Begin by unraveling the concept of APIs, where you'll understand its essence, likened to the services of a concierge, and its pivotal role in today's interconnected digital landscape. Explore the diverse types of APIs, from Web APIs such as REST and GraphQL to SOAP and RPC, ensuring a comprehensive grasp.
Venture further into the nuances of API communication. Familiarize yourself with the endpoints, critical HTTP methods like GET, POST, PUT, and DELETE, and the meanings behind various status codes. Gain insights into the typical structure of requests and responses, enhancing your command over API interactions.
As we delve into API fundamentals, you'll grasp the intricacies of an API call, from URL/URI to headers, query parameters, and the body. Discover the various authentication techniques like API keys, OAuth, and JWT tokens to ensure secure interactions.
Transition into the world of API testing tools. Learn to harness the power of manual testing tools like Postman and SoapUI, and automation libraries such as RestAssured for Java and SuperTest for JavaScript. These tools provide the backbone for effective and efficient API testing, arming you with practical knowledge for real-world applications.