It is the data or information which needs to be transferred from one device to another device over a computer network. Components of a computer system linkedin slideshare. For example, most of the things you do on a computer load an application, use the keyboard, click a mouse button are instructions you send to the cpu. This unit creates a link between the user and the computer. The terms input and output say if data flow into or out of the computer. Firewire ieee 94 is a technology introduced to the computer world by apple. At the most basic level, a computer is a device consisting of three pieces. Introduction to electronics ii dedication human beings are a delightful and complex amalgam of the spiritual, the emotional, the intellectual, and the physical. A minimum of at least 2 computers cables that connect the computers to each other, although wireless communication is becoming more common see advice sheet 20 for more information a network interface device on each computer this is called a network. The picture of grace hopper in chapter 3 is from the computer history museum. Introduction to computers 9 james tam relating the speed of the computer to its components memory. Functionalities of a computer2 any digital computer carries out five functions in gross terms. The below section describe briefly all the computer components in a computer system input unit.
However, there are several parts on a computer that are universal to all computers. Figure 1 common computer hardware components include the keyboard, mouse, microphone, scanner, web cam, printer, monitor, speakers, system unit, hard. Objectivesobjectivesafter completing this chapter, you will be able to. The first computers were huge, roomsized machines that took teams of people to build, manage and maintain. The major components of generalpurpose computer system are input unit, maininternal memory or storage unit, output unit, central processing unit. Hardware is the physical components of a computer system e. The hardware components of a computer system are the electronic and mechanical parts. The intel 4004 chip, located all the components of a computer central processing unit, memory, input and output controls on a single chip and microcomputers. Introduction to the personal computer 7 computer cases are referred to in a number of ways. Although this is still sometimes the case, most computer systems are decentralized. This unit contains devices with the help of which we enter data into the computer.
The central processing unit cpu carries out lots of commands and calculations. Name the following components in a computer system. Figure shows some common computer hardware components. Introduction to computers 1 james tam introduction to computers. Microsoft word microsoft excel microsoft power point outlines of introduction to computer applications introduction to computers, anatomy of computers, input and output devices units of memory, hardware, software and classification. Basic computer components computers come in different shapes and sizes.
Pdf on jan 1, 2014, fred mugivane published introduction to computer find, read and cite all the research you need on researchgate. There are five basic components of a computer network message. Hard drive processor james tam printers common types inkjet laser james tam how inkjet printers work. Hardware refers to the physical elements of a computer. Any part that we can see or touch is the hard ware. A computer system is made up of a combination of hardware and software.
A computer system consists of both hardware and information stored on hardware. This is also sometime called the machinery or the equipment of the computer. All computer components attached to the motherboard. The operation of the processor is best understood in terms of these components.
Introduction to computing lecture notes and computer exercises. Software hardware includes the parts of the computer system that you actually can touch like the keyboard, mouse, monitor, or cpu. In catalogs, the word desktop is sometimes used as a name for both the flat design style pictured. The picture shows the major hardware components of a computer system. The set of instructions or programs that make the computer function using these hardware parts are called software. The major components of generalpurpose computer system are input unit, main internal memory or. A computer is an electronic device, operating under. It is a pathway for data flowing between components. A bus is a group of wires on the main circuit board of the computer. The purpose of having computer network is to send and receive data stored in other devices over the network. Information stored on computer hardware is often called software. Introduction to computer, uses of computer, main components of computer, input devices, output devices, hardware, software, operating system, and internet bright, steven on. Case fans are used to move air through the computer.
A computer that is uprightit looks like someone took a desktop pc and turned it on its side. Hardware and software in this section of notes you will learn about the basic parts of a computer and how they work. The cpu is further includes arithmetic logic unit alu and control unit cu. Computer chassis cabinet tower box housing in addition to providing protection and support, cases also provide an environment designed to keep the internal components cool. It is like the owner of a small shop, who keeps everything in order by attending to customers, accepting deliveries, stocking the shelves, doing the bookkeeping, and so on. Hardware components input devices how to tell it what to do a keyboard and mouse are the standard way to interact with the computer. A gameobjects functionality is defined by the components attached to it.
Introduction to computer peter norton 7th edition pdf well, someone can decide by themselves what they want to do and need to do but sometimes, that kind of person will need some introduction to computer peter norton 7th edition references. Anyone wanting computer access had to go to where the computer was located. A circuit board which connects most of the other devices on a computer. Allow a computer to communicate with the outside world. Use a series of nozzles to spray drops of ink directly on the paper slots for print cartridges ink nozzles picture from. The software components of a computer system are the data and the computer programs.
Introduction to components a gameobject the fundamental object in unity scenes, which can represent characters, props, scenery, cameras, waypoints, and more. The system unit contains the electronic components used to process and temporarily store data and instructions figure 3. The major hardware components of a computer system are. Introduction to computer architecture david vernon. The term computer hardware or computer parts is used to describe computer components that can be seen and touched. Components of a network a computer network comprises the following components. Chapter one introduction to computer computer a computer is an electronic device, operating under the control of instructions stored in its own memory that can accept data input, process the data according to specified rules, produce information output, and store the information for future use1. A computer that is flat and usually sits on a desk. Both hardware and software are necessary for working of a computer. Output devices how it shows you what it is doing the monitor the screen is how the computer sends information back to you. Computer hardware refers to the physical parts or components of a computer. All the input unit devices provide the instructions and data are transformed into binary codes that is the primary memory acceptable format.
Computer hardware includes all the electrical, mechanical, and the electronic parts of a computer. Pdf on jan 1, 2014, fred mugivane published introduction to computer find, read and. Components of a computer the five classic components of a computer are briefly described below. The shopkeeper must promptly attend to tasks as they arise. An input device is any hardware component that allows you to enter data and.
Computer devices like keyboard, mouse, printer, etc. Input unit is used for transfers raw data and control signals into the information processing system by the user before processing and computation. For example, most of the things you do on a computer load an application, use the keyboard, click a mouse button are. Introduction to computer applications pdf book agrimoon. That is, the computer itself and some storage devices may be in one place, but the devices to access the computer terminals or even other computersare scattered among the users. All types of computers follow the same basic logical structure and perform the following five basic operations for converting raw input data into information useful to their users. For typical desktop computers, the processor, main memory, secondary memory, power supply, and supporting hardware are housed in a metal case. The term hardware refers to the physical components of your computer such as the system unit, mouse, keyboard, monitor etc. Without the shopkeeper the shop could not function. Army historic computer images figure 14 a lab technician holds a modern microprocessor photo courtesy of intel corporation main memory you can think of main memoryas the computers work area. Components of a computer the five classic components of a.
The cpu processes instructions, performs calculations and manages. Essential introduction to computers tusculum university. If you continue browsing the site, you agree to the use of cookies on this website. Following are some examples of inputoutput devices. All of the electronic and mechanical equipment in a computer is called the. Video controller is a board in the computer that controls the monitor. Examples of hardware in a computer are the keyboard, the monitor, the mouse and the central processing unit. An introduction to electronic components that you will need to build a motor speed controller.
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