Saturday, 26 January 2013

Types of Computers


Computer have different types to Introduce. Even from the beginning or from its discovery, Computer has always been a changing device. What I'm trying yo say is that, almost every year, computer evolves. Let me share different types of computers

1. Mainframes- are computers used primarily by corporate and governmental organizations for critical applications, bulk data processing such as census, industry and consumer statistics, enterprise resource planning, and transaction processing.

2. PC or Personal Computersis any general-purpose computer whose size, capabilities, and original sales price make it useful for individuals, and which is intended to be operated directly by an end-user with no intervening computer operator.

3. MAC-The Macintosh, marketed as Mac, is a line of personal computers (PCs) designed, developed, and marketed by Apple Inc.It is targeted mainly at the home, education, and creative professional markets, and includes the descendants of the original iMac, the entry-level Mac mini desktop model, the Mac Pro tower graphics workstation, and the MacBook Air and MacBook Pro laptops.

4. Networked Computerscomputer network, or simply a network, is a collection of computers and other hardware interconnected by communication channels that allow sharing of resources and information.Where at least one process in one device is able to send/receive data to/from at least one process residing in a remote device, then the two devices are said to be in a network.

5. Laptop- laptop computer is a personal computer for mobile use.A laptop has most of the same components as a desktop computer, including a display, a keyboard, a pointing device such as a touchpad (also known as a trackpad) and/or a pointing stick, and speakers into a single unit. 

6. Palmtop/PDA- A small computer that literally fits in your palm. Compared to full-size computers, palmtops are severely limited, but they are practical for certain functions such as phone books and calendars.

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