IIS Interview Question:

Explain me what is the Role of Http.Sys in IIS?

Submitted by: Muhammad

HTTP.SYS is the kernel level components of IIS. All client request comes from client hit the HTTP.Sys of Kernel level. HTTP.SYS then makes a queue for each and every request for each and individual application pool based on the request.
Whenever we create any application pool IIS automatically registers the pool with HTTP.SYS to identify the particular during request processing.
Submitted by: Muhammad