computer hardware
all you need to know about
touch screen
input
a input divce is used to put things on on your hard drivelike clicking and draging thing along
optical drive
you can save things on an optical dives like music picture and e.t.c........
touch screen
touch screen is a divce which is simple used by your fingers diffrent way you move your finger can do many things such as even playing a game. you an also do your work on it since it has the internet and diffrent aps for it.