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