Discuss the importance of an operating system as it relates to computer hardware and software. Provide at least one example of a service that operating systems provide.

The [sub]domain name is part of the Uniform Resource Locator (URL). URLs also have the protocol path, optionally a port number, filename and arguments too.

More info than you want:

Syntax of a URL:

protocol://machineName.domain.name:port/path/to/fileName?arg1=something&arg2=somethingElse