HARDWARE.
·They are all the components that are outside the computer.
-Keyboard.It is a component that is used to type, it's based on the writing machines. 
Click here for more information -Mouse.It is a component uses to select things over the screen. It has two buttons and a little wheel. It's connected through a wire. 
Click here for more information-Screen.It is a component where we can see the information, by visual contact.
Click here for more information-Router.It is component that connects a computer to the internet . It translates information to or from the internet. It packs or unpacks the information, and it writes or read tags on the information packs.
Click here for more information-USB ( Universal Serial Bus).It is a component that has data storage device that includes flash memory.
