Small computer system interface scsi older connection method 1986 recent speeds 1. Computer hardware includes computer hardware includes 3 system unit 3 peripheral devices 3 input devices i. This unit creates a link between the user and the computer. Information stored on computer hardware is often called software. The purpose of this paper is to create the hardware components. Output devices how it shows you what it is doing the monitor the screen is how the computer sends information back to you. Show the various parts of a computer and explain their functions. These devices can be sorted according to the role they play in the computer system. Pdf a computer system consists of hardware components that integrate with each other. Students should download above file and unzip in on hisher computer.
Electronic components function depends on type and need of the circuit. For performing these functions, computer systems consist of input devices, a central processing unit cpu and output devices. Video cards have their own dedicated ram for performing these functions. It is used either of the waycomponents of computer pdf file download here, it is very useful for bank computer knowledge section. 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. It responds to a specific set of instructions in a welldefined manner. This friction opposes the flow of electrons and thus reduces the voltage pressure placed on other electronic components b y restricting the amount of current that can pass through it. A computer, indeed, is a machine that can perform a number of tasks for us. Computer inputoutput ports and interfaces 1 terms and abbreviations. Definition a computer is a machine that can be programmed to manipulate symbols. Some of these are the hard drive, motherboard and the processor chip cpu.
Parts of a computer and their functions pdf computers, in spite of different layouts or new component designs. The hardware are the parts of computer itself including the central processing unit cpu and related microchips and microcircuitry, keyboards, monitors, case and drives other extra parts called peripheral components or devices include mouse, pr. Pdf parts and functions of motherboard raymond black. Input devices these devices are used to get data into the computer system.
Computer hardware refers to the physical parts or components of a computer such as the monitor, mouse. The computer system components of a computer system 17. Motherboard main circuit board inside your computer is called a motherboard. If a computer is not available, draw a diagram on the blackboard or distribute pictures. A computer system is an integrated set of hardware and software designed to process data and. A simple form of the complex function of three components out of the many which make up a computer. Any part that we can see or touch is the hard ware. It can execute a prerecorded list of instructions a program. Computer hardware includes all the electrical, mechanical, and the electronic parts of a computer. The motherboard contains the connectors for attaching additional boards, such as the cpu, bios, memory, mass storage interfaces, serial and parallel ports, expansion slots and all the controllers that are required to control standard peripheral devices such as. Oct 26, 2017 the hardware are the parts of computer itself including the central processing unit cpu and related microchips and microcircuitry, keyboards, monitors, case and drives. Either you will be applying online with the help of computer or attend the exam online or study the material through system. The two constructions available to you are the desktop or tower or a laptop.
Learn vocabulary, terms, and more with flashcards, games, and other study tools. This is the case that contains all of the components needed for your computer to work. Motherboard main circuit board inside your computer is. Other devices include joysticks and game pads used primarily for games. This unit contains devices with the help of which we enter data into the computer. Central processing unit the microprocessor consists of three sections. Components of a computer the five classic components of a. The picture shows the major hardware components of a computer system.
Demonstrate the function of each part of the computer. A motherboard or also know as system board, is the main circuit board of the system. What are the key components of a computer and their function. I work for an it magazine company called all systems go. Parts of the computer basic components case or tower this is the plastic box that contains the computer. Figure 1 low resistance pipe high resistance pipe rough walls low pressure high. A bus is a group of wires on the main circuit board of the computer. The zip file contains labview vis and other files which will be used in some of the experiments during the course.
Computer concepts, their definitions, functions and applications have been e xplained and diagrams for identification of a computer and its parts presented. Computer components any kind of computers consists of hardware and software. This white paper will provide you with an understanding of each of the seven layers, including their functions and their relationships to each other. Processor the chip that does all the processing, maniulating,converting and dealing with data that you enter. Whatever exam you used to study computer has become an important part in their life. Cpu or central processing unit is the brain of the computer system. This will provide you with an overview of the network process, which can then act as a framework for understanding the details of computer networking. At the most basic level, a computer is a device consisting of three pieces. Functions of cpu varies from data processing to controlling inputoutput devices. Computer hardware is the collection of physical elements that constitutes a computer system.
Electrical components unit 36 objectives after completing this unit, you will be able to. Identifying specialized input devices game controllers digital cameras. Other functions of the memory controller include a series of tasks that include. The computer system the central processing unit cpu the cpu is most times referred to as the brain of the computer, because it controls and coordinates all the functions of a computer, similar to how your brain controls and coordinates the data and information which comes into your body. Computer hardware refers to the physical parts or components of a computer such as the. The fundamentals of computer systems design and organization are presented, and the conventional procedure for the xecution of computer programs is described.
A graphic tablet as digitizer is used for doing fine works of drawing and image manipulation applications. Once data is downloaded from the server, applications on the client. Without the shopkeeper the shop could not function. Housed in the case, you will find the floppy drive, cd rom drive, and the main components of the computer. They can be used by the computer to create a picture of whatever the camera had been pointed at. Components of the system unit university of nevada, las. Components that conduct electricity in only one direction integrated circuits or ics. In this article we will learn various components of cpu and their. Still and video scanners graphics tablets bar code reader radio frequency idrfid touch screen. Processor cpu this processes all the information on a computer and tells it where to go, and. A computer program is made up of instructions and when the program is run, the. Its important to choose computer components that can work together to satisfy your needs. Modems, disk drives, printers, scanners, keyboards.
Digitizer is also known as tablet or graphics tablet because it converts graphics and pictorial data into binary inputs. In the years to come, understanding the computer and its. The operation of the processor is best understood in terms of these components. Understanding the basic par q pdf portugues hardware and software components of a computer allows students. It can quickly store and retrieve large amounts of data. Introduction to computers components and their functions. It can accept and store data, process it and produces the output.
Other pieces of hardware are commonly referred to as peripherals. The operating system is the core software component of your computer. Like many components, many types of video cards are available with varying power and prices. Jan 01, 2018 components of cpu and their functions. What are the main parts of a computer and their functions. Peripherals are devices that connect to the system unit and is controlled by the processor in the computer. Download to transfer data from one computer to another. While the term computer can apply to almost any device that has a microprocessor in it, most people think of a computer as a device that. Motherboard the circuit board onto which all components are fixed 2. The word computer refers to a system composed of many components. A microelectronic computer electronic circuit incorporated into a chip or semiconductor. Components of computer pdf file download bank computer.
Most computer systems can potentially run any of several operating systems. The system unit system unit is case that has electronic components of the computer used to process data. The processors function is to control the activities of the computer system. Heat is the number one killer of components and even if it doesnt kill them immediately, too much heat will shorten their life as well as making the whole pc unstable.
Computer components like the cpu, motherboard, computer case, ram and drive are the core of a computer. In this lesson you will learn about the main parts of a. Computer parts and their functions flashcards quizlet. These electronic components are basic electronic parts packaged in a discrete form with two or more connecting leads or metallic pads. A computer system has both hardware and software components. Pc components a computer system is a collection of electronic and mechanical devices operating as a unit. Pdf computer hardware components ontology researchgate. Computer hardware components motherboard cpu keyboard mouse ram monitor floppy drive cdrom drive hard disk drive dvd drives. Most of these words imply the size, expected use or capability of the computer. Ane overview of the major features and interactions of the hardware and software components of modern computer systems is also included. A computer system consists of both hardware and information stored on hardware.
Function of this basic electronic components is to store electrical charge in an electrical field diodes. It performs many functions and is, in very basic terms, an interface between your computer and the outside world. Are the major systems that this brain uses to control the rest of the computer. This lesson discusses these components and helps the learner to understand the role and contribution of each component to the effective working of the system. Parts of a computer and their functions pdf pdf parts of a computer and their functions pdf download. A highend video card is required to process extremely intense visual functions, such as computer drafting by engineers. Each and every instruction no matter how complex or simple, it has to go through the cpu. Any digital computer carries out five functions in gross terms. However, other connected printed circuit boards may contain their own preprocessing or postprocessing cpus, to take some of the load off of the motherboard. Thus, it is worth understanding the details of a disks operation before building the. For example, an ic can take a voltage input and output commands to a motor. The list of the computer hardware components and their. Components of a computer the five classic components of a computer are briefly described below. Computer component and their functions identifying specialized inputoutput devices.