A computer is an electronic device that helps people perform different tasks; for the storage and processing of information; stores, retrieves, and processes data, and can be programmed with instructions. It is a programmable machine that inputs, processes, and outputs data. It is a device that uses digital technology to process and manipulate information.
The types of computers are microcomputer, workstation, minicomputer, mainframe computer, supercomputer, and wearable computer.
Microcomputer is synonymous with personal computer (PC) or a computer that depends on a microprocessor.
Types of Microcomputer: Personal Computer, a computer designed for an individual user; and; Portable Computer, a computer designed to be moved from one place to another.
Types of Portable Computer: Laptop or Notebook Computer, has similar computing power to personal computers but are much lighter and portable. It has a removable, chargeable battery pack; Sub-notebook Computer, slightly lighter and smaller than a full-sized notebook computer, and smaller keyboard and screen; PDA or Personal Digital Assistant, handheld computers designed as personal computers, but became versatile over the year, known as pocket computers or palmtop computers;Tablet PC, a notebook- or a slate-shaped mobile computer, its touch screen allows the user to operate the computer using a stylus or digital pen, or fingertip.
Workstation, a desktop computer that has a more powerful processor. Minicomputer, a midsized computer. Mainframe computer, a very large and expensive computer capable of supporting hundreds, or even thousands of users simultaneously, uses its power to execute many programs concurrently. Supercomputer, the fastest type of computer, channels all its power into executing a few programs as fast as possible. Wearable computer, the latest trend in computing, integrated into watches, visors, cellphones, and even clothing.
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