Each webpage is assigned a$($n$),$ an address that identifies the location of the page on the Internet.

a$.$ Internet Protocol $($IP$)$

b$.$ uniform resource locator $($URL$)$

c$.$ top$-$level domain $($TLD$)$

d$.$ Hypertext Transfer Protocol $($HTTP$)$

In the web address

www$.$microsoft.com, the "com" is the meaning

a$.$ web server name; World Wide Web

b$.$ pathname; location of the webpage

c$.$ top$-$level domain $($TLD$)$; commercial enterprise

d$.$ domain name; name of the organization