Unlike portable computers, most PDAs are pen-based, using a stylus rather than a keyboard for input. The size of a shredder should depend on the size of the company and the amount of documents that might need to be destroyed. This site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply. Mainframe: A powerful multi-user computer capable of supporting many hundreds or thousands of users simultaneously. 1. However, although personal computers are designed as single-user systems, it is common to link them together to form a network. Mass storage device (slower, cheaper, long-term memory): Allows a computer to permanently retain large amounts of data and programs between jobs. It can be defined as a small, relatively inexpensive computer designed for an individual user. Other companies adjusted to IBM's dominance by building IBM clones, computers that were internally almost the same as the IBM PC, but that cost less. It can execute a prerecorded list of instructions (a program). While there is always a need to print things out, there might also be a need to convert a printed document into a digital form. The chassis or case is the metal frame that serves as the structural support for electronic components. What effect does corruption have on Nigeria? For example, every computer requires a bus that transmits data from one part of the computer to another. Through the ages, the appearance and the contents of a regular office have changed greatly. The quality of notebook display screens varies considerably. 1. Memory (fast, expensive, short-term memory): Enables a computer to store, at least temporarily, data, programs, and intermediate results. Then, we will also consider some office equipment that is not strictly necessary, but it might make life easier. Well known … Your email address will not be published. Categories of Computer Parts. If there were a need to dispose of them, it would be inappropriate to simply throw them in the trash, as someone might find them and use them to their advantage. Short for personal digital assistant, a handheld device that combines computing, telephone/fax, and networking features. Central processing unit (CPU): The heart of the computer, this is the component that actually executes instructions organized in programs ("software") which tell the computer what to do. Workstations generally come with a large, high-resolution graphics screen, at large amount of RAM, built-in network support, and a graphical user interface. But in general, a minicomputer is a multiprocessing system capable of supporting from up to 200 users simultaneously. Leave your email to receive our newsletter, Get the hottest stories from the largest news site in Nigeria, Drop your mail and be the first to get fresh news, Never heard of what is data entry? It is a type of computer used for engineering applications (CAD/CAM), desktop publishing, software development, and other types of applications that require a moderate amount of computing power and relatively high quality graphics capabilities. They can take anything, be it a letter, an image, a photo film or even a face, and make it digital. Desktop computers, laptops, personal digital assistant (PDA), tablets & smartphones are all types of microcomputers. Different Types of Computer and Their Classification. In general, though, it applies to any personal computer based on an Intel microprocessor, or on an Intel-compatible microprocessor. The front of the case usually has an On/Off button and one or more optical drives.. Computer cases come in different shapes and sizes. Analog computer use electronic or mechanical phenomena to model the problem being solved by using one kind of physical quantity to represent another. The IBM PC quickly became the personal computer of choice, and most other personal computer manufacturers fell by the wayside. storage,and de hocumentation.It can perform only one calculation at a time. A portable computer that is slightly lighter and smaller than a full-sized notebook computer. Hybrid computers are the combination of analog and digital  .computers .Hybrid computers use analog-to-digital conversion and digital-to- analog conversion, and may  input or output  either analog or digital data. The function of a printer is very clear: it prints things. These types of computers are used in robotics, medical labs etc. The field of PDA was pioneered by Apple Computer, which introduced the Newton MessagePad in 1993. Input device: Usually a keyboard and mouse, the input device is the conduit through which data and instructions enter a computer. These computers are designed to handle a variety of different problems and different needs. The Micro-computers are specially designed for general usage like entertainment, education and work purposes. In terms of power, there is great variety. Supercomputers. They are bulkier and slightly more expensive, but they are much more convenient, as you can scan, print and copy things using one machine and not three. Then, in 1981, IBM entered the fray with its first personal computer, known as the IBM PC. Computer Casing. Workstation: A powerful, single-user computer. A portable computer that is small enough to be held in one’s hand. If the office has Internet, computers also provide convenient means of communication inside and outside the company, as messages are delivered instantly. However, if you have some additional funds to spend, consider investing in the following things: And that is it for our article about office equipment. A workstation is like a personal computer, but it has a more powerful microprocessor and, in general, a higher-quality monitor. Mainframes are larger computers… Digital computer process data in numerical form using digital circuits. Most computers need all of these components to function. Other uses of supercomputers scientific simulations, (animated) graphics, fluid dynamic calculations, nuclear energy research, electronic design, and analysis of geological data (e.g. for various purpose. Classification of computers according to the purpose. A web server is a server that can satisfy client requests on the World Wide Web. Early supercomputers in the 60s and 70s used just a couple processors, while the 90s saw supercomputers with thousands of processors at a time. However, if we included that, the article would have been even longer :) Nevertheless, we have tried to touch on the most important things that can be found in almost every office. The definition of office equipment is pretty straightforward: it is an umbrella term for the machinery, supplies and other paraphernalia that can be found in an office. The term refers to a computer in which the power supply, motherboard, and mass storage devices are stacked on top of each other in a cabinet. A computer has the ability to store and process data and … Hand-held computers are also called PDAs, palmtops and pocket computers. We have something to tell you about it, Discover the functions of operating system in simple words, Start your business right now with the best business ideas in Ngeria, 10 lucrative online business ideas in Nigeria. If you want to insert more boards than there are slots, you will need an expansion chassis, which provides additional slots. You can identify a function by looking at its graph. For those who like to be fancy and futuristic, there are also 3D printers that turn any digital 3D image into a physical tangible object. One of the first and most popular personal computers was the Apple II, introduced in 1977 by Apple Computer. Like personal computers, most workstations are single-user computers.


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