Definition : A computer is an electronic device that processes data and performs tasks according to a set of instructions (programs). It can store, retrieve, and manipulate data to perform operations such as calculations, text processing, multimedia handling, and more. Computers are an integral part of modern life, used in various fields, from entertainment and education to science and business. Types of Computers Computers can be categorized based on size, power, functionality, and purpose. Here are the main types: Supercomputers Definition: These are the most powerful computers, capable of performing trillions of calculations per second. Uses: Used for complex tasks like weather forecasting, scientific simulations, and research in fields such as physics, chemistry, and genetics. Example: IBM Blue Gene, Cray XT5 Mainframe Computers Definition: Large, high-p...