By Shayful Islam
SSD stands for solid state drive which stores memory persistently
Input & Output devices
Tim Berners-lee & Alan Turning
Alan turning was a British mathematician, logician, crypt analyst and a computer scientist. He is famous for creating the first general purpose computer known as the turning machine.
The generations of computers
An embedded system is a computer system with a dedicated function within a larger mechanical or electrical system, often with real-time computing constraints. It is embedded as part of a complete device often including hardware and mechanical parts.
A microcomputer is a small computer that contains a microprocessor as its central processor.
A minicomputer is a computer of medium power, more than a microcomputer but less than a mainframe.
A mainframe computer is a large digital computer serving 100-400 users.
A supercomputer is a particularly powerful mainframe computer.