Network and WWW

What is a Network? A Group of  computer systems and computing hardware devices that are linked together.
Types:
LAN: computer network that spans a relatevely small areas, most often, it’s confined to a single room, building or group of buildings
MAN: computer network that spans a largo area, they can be formes by a group os LAN’s
WAN: a network existed on a largo geographical area, and as MAN it can be formes by MAN and LAN
What is WWW (world wide web)?
It’s all the navigation over the internet