Coaxial, UTP and STP cable

-Coaxial is a kind of cable, in example cable on TV antena.
-UTP cable is also a kind of cable. UTP, its mean Unshielded Twisted Pair. it used in Local area network and the maximum length to reach the optimum effect is 100 m.
-STP, its a bit big than coaxial and UTP. STP means Shielded Twisted Pair. it used in outdoor that direct interact with weather :)