A web service represents the means of communication between two devices, which is based on the request/response methodology using the Hypertext Transfer Protocol (HTTP).
Understanding web services
What is IIS?
IIS is Microsoft's web server, which provides reliable, manageable, and scalable web applications. IIS supports communication protocols such as HTTP, HTTPS, FTP, FTPS, SMTP, and NNTP for communication between the browser and the web server. For dynamic content on the server side, Microsoft has developed scripting technology called Active Server Pages (ASP).
In IIS version 10, Microsoft has significantly increased security with the support for scripts that take a long time to execute, including HTTP/2....