IT BTEC Level Two

Unit3 Computer System

This diagrame have input and output devices and i explainded input and output devices by arrow for output devices i showed arrow direction goes out of dataflow and for input devices arrow goes inside of dataflow.

the diagrame inlcuded diffrenet images for dataflow (CPU, Main Memory, Backing Storage and input and output.)

Television is an electronic machine’ you can watch videos’ news, weather and also a way of getting information for example news’ stories and weather