This may seem to be a stupid question But I recently noticed that some of the Google websites like Google play, Google drive have URL's which do not contain ' www' in them.
I'll be grateful if someone could explain the meaning of the parts of an URL
Thanx :)
P. S. M a newbie in understanding how the Internet works.
The same question has already been asked in superuser (SE metasite):
https://superuser.com/questions/60006/what-is-the-purpose-of-the-www-subdomain