Internet of Things O Level
Internet of Things (IoT) is a vast global network of physical devices, it is basically a platform that is embedded with …
Evolution of Computer and its application
ABACUS: Abacus is the first calculation machine used for counting, it is made of beads and rods. It’s mainly used for …
Generation of computer
First Generation : (1940-1956) The first Generation of Computer used vacuum tubes for circuitry and magnetic for memory. it can solve …
Input Devices
The input device is responsible for accepting input data and instructions from the user. There are many input devices and it’s …