Computer components and functions pdf

Other devices include joysticks and game pads used primarily for games. A computer is the most evolving machine in the 21st century. Computer hardware refers to the physical parts or components of a computer such as the monitor, mouse. What is a computer, what are the parts of computer, what are the functions of a computer and what are the advantages of computer. Input devices these devices are used to get data into the computer system. Computer hardware is an integral part embedded in all modern day automobiles, microwave ovens, electrocardiograph machines, compact disc players, and other devices. Basic computer components computers come in different shapes and sizes. Touchscreens combine the functions of output and input. The basic parts of a desktop computer are the computer case, monitor, keyboard, mouse, and power cord. Central processing unit cpu consists of the following features. The information handled by a computer instruction govern the transfer information within a computer as well as between the computer and its io devices specify the arithmetic and logic operations to be performed data numbers and encoded characters that are used as operands by the instructions.

Identifying specialized input devices game controllers digital cameras. We will concentrate on the skills that will apply to many commonly used programs. Understanding the basic par q pdf portugues hardware and software components of a computer allows students. Motherboard components and types of motherboard functions in laptop.

A motherboard or also know as system board, is the main circuit board of the system. A computer performs five major operations or functions irrespective of its size and make. These devices can be sorted according to the role they play in the computer system. Computer hardware includes the physical parts of a computer, such as the case, central processing unit cpu, monitor, keyboard, computer data storage, graphics card, sound card, speakers and motherboard. Computer cpu central processing unit tutorialspoint.

All information goes through the cpu to be processed. Otherwise, you run the risk of overloading your power supply, which could lead to blowing fuses or tripping circuits frequently. It must be understood that the mechanical circuits would operate much slower than their electronic counterparts and onetoone correlation can never be achieved. Computer is a device that transforms data into meaningful information. It would be useful to open an old desktop pc just to actually see the parts. Demonstrate the function of each part of the computer. It stores data, intermediate results, and instructions program.

The computer case is the metal and plastic box that contains the main components of the computer, including the motherboard, central processing unit cpu, and power supply. Hardware components input devices how to tell it what to do a keyboard and mouse are the standard way to interact with the computer. An example operation done using a computer is to create a flyer. Any part that we can see or touch is the hard ware. An introduction to electronic components that you will need to build a motor speed controller. When you want to turn on your pc, you need to have a power supply. Computer basic skills microsoft windows pcs we use a conversational and nontechnical way to introduce the introductory skills that you will need to develop in order to become comfortable with accessing and using computer programs. The main function of a computer system is to process information. You would have observed that instructions have to be fed into the computer in a systematic order to perform a specific task. In this lesson you will learn about the main parts of a computer. The processing of the information required to create a flyer goes through a set of phases, each requiring its own set of. The system unit contains the electronic components used to process and temporarily store data and instructions figure 3. Each part plays an important role whenever you use a. Computer hardware is the collection of physical parts of a computer system.

Motherboard the circuit board onto which all components are fixed 2. It is used to move the cursor usually arrow icon on the screen and to perform click actions. The system unit system unit is case that has electronic components of the computer used to process data. The term computer hardware or computer parts is used to describe computer components that can be seen and touched. These electronic components are basic electronic parts packaged in a discrete form with two or. Computer components any kind of computers consists of hardware and software. It is used either of the waycomponents of computer pdf file download here, it is very useful for bank computer knowledge section.

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. Computer hardware includes computer hardware includes 3 system unit 3 peripheral devices 3 input devices i. Cpu or central processing unit is the brain of the computer system. Computer definition, parts, functions and its advantages. Cpu characteristics 12 cpu clock speed number of cycles per second i each computer instruction requires a xed number of cycles.

It can also be name, age, sex, weight, height, etc. If a computer is not available, draw a diagram on the blackboard or distribute pictures. Its important to choose computer components that can work together to satisfy your needs. Computer hardware is the collection of physical elements that constitutes a computer system. Show the various parts of a computer and explain their functions.

Like many components, many types of video cards are available with varying power and prices. The comparisons will, however, give an insight to each of the fundamental electronic components used. The computer is a two part system consisting of a body that is the hardware and a mind that is the software. Everything in a computer system is connected to it produced in a variety of sizes a. Computer components like the cpu, motherboard, computer case, ram and drive are the core of a computer. Functions of the major hardware components of a computer. The major components of generalpurpose computer system are input unit, maininternal memory or storage unit, output unit, central processing unit.

Pc components a computer system is a collection of electronic and mechanical devices operating as a unit. It is used either of the way components of computer pdf file download here, it is very useful for bank computer knowledge section. A computer system consists of mainly four basic units. These are it accepts data or instructions as input, it stores data and instruction it processes data as per the instructions, it controls all operations inside a computer, and it gives results in the form of output. Related terms are defined and basic computer functions are explained. What are the functions of all the parts of a computer.

But those who are trying to know about the motherboard computer after opening its circuits. Processor the chip that does all the processing, maniulating,converting and dealing with data that you enter. Lifewire chloe giroux take a tour inside a desktop computer to learn how all the hardware in a traditional desktop pc connects together to create the complete computer system like the one you may be using right now. Computer hardware refers to the physical parts or components of a computer such as monitor, keyboard, computer data storage, hard drive disk, mouse, system unit graphic cards, sound. Computer hardware components motherboard cpu keyboard mouse ram monitor floppy drive cdrom drive hard disk drive dvd drives. Mcq set2 components of computer gk objective question answer. Bios contains all the code required to control the keyboard, display screen, disk drives, serial communications, and a number of.

They determine the capabilities and features of a computer, as well as its power and processing speeds. Computer component and their functions identifying specialized inputoutput devices. Functions of cpu varies from data processing to controlling inputoutput devices. The software components of a computer system are the data and the computer programs. It controls the operation of all parts of the computer. A desktop case lies flat on a desk, and the monitor usually sits on top of it. Random access memory stores programs and data as it is used. Output devices how it shows you what it is doing the monitor the screen is how the computer sends information back to you. It runs a program to test the hardware of the system. Computer basic skills microsoft windows pcs we use a conversational and nontechnical way to.

Previous mcq set1 basic computer objective gk question answer pdf other computer mcqs mcq input and output device of computer with answers pdf mcq set1 basic computer objective gk question answer pdf. Case, motherboard, cpu, gpu, ram, hddssd, odd, psu case aka chassis or frame. You dont have to be an it expert to learn the basics of what computer parts do and what they look like. Basic concepts in cobasic concepts in computer hardware and mputer hardware and softwaresoftware the need for computer literacythe need for compute r literacyr literacy information is power and computers are amplifiers of information when a pregnant woman collapsed into hepatic coma, a surgeon contacted a medical library. By contrast, software is the set of instructions that can be stored and run by hardware. Computer can also be defined in terms of functions it can perform. Take a look at this chapters fun and informative video lessons to learn about the components and functions of computer hardware. Lesson 2 cpu monitor keyboard mouse parts of a computer tejas and jyoti were in the computer room, looking at one of the. Computer hardware refers to the physical parts or components of a computer such as the. Either you will be applying online with the help of computer or attend the exam online or study the material through system. However, there are several parts on a computer that are universal to all computers. In this lesson you will learn about the main parts of a.

Output devices for typical desktop computers, the processor, main memory, secondary memory, power supply, and supporting hardware are housed in a metal case. I work for an it magazine company called all systems go. Case or tower this is the plastic box that contains the computer. Computers, computer systems, components, hierarchy, memory, mass storage, peripherals, motherboard, microprocessor, cpu, pipeline, functional. Computer parts and components from if youre looking to repair, build, or upgrade your computer, you can find the components and computer parts you need at. The processors function is to control the activities of the computer system.

The motherboard is the main circuit board of a computer. A collection of downloadable worksheets, exercises and activities to teach computer parts, shared by english language teachers. Any digital computer carries out five functions in gross terms. The latest cpus execute many millions of instructions per second. The term computer hardware refers to the physical components of a computer, namely keyboard, monitor, mouse, and printer, including the digital circuitry. Computer hardware is divided into two main categories. These electronic components are basic electronic parts packaged in a discrete form with two or more connecting leads or metallic pads.

Its the first component installed in the system unit, and it holds all of the circuitry that ties the functions of the computer components together. Computer components are divided into two major categories, namely, hardware and. A computer therefore, is a collection of electronic parts body with a set of instructions controlling it mind. Data can be anything like marks obtained by you in various subjects. Optional part motherboard aka mainboard or mobo provide. At the most basic level, a computer is a device consisting of three pieces. Everything you need to know about computer hardware.

What are the main parts of a computer and their functions. Most activities can be described in terms of the inputprocessoutput ipo cycle. Mcq set2 components of computer gk objective question. Some of these are the hard drive, motherboard and the processor chip cpu.

Other functions of the memory controller include a series of tasks that include. The cpu is further includes arithmetic logic unit alu and control unit cu. Computer hardware refers to the physical parts or components of a computer such as monitor, keyboard, computer data storage, hard drive disk, mouse, system unit graphic cards, sound cards, memory, motherboard and chips, etc. Cpu performs all types of data processing operations. A chip holding the startup routine for the computer system. Green plants and chordates ppt in pdf format kannad. A m in this lesson you will learn about the main parts of a computer. Section 1 types and components of computer systems hardware and software computer hardware is the collection of physical elements that constitute a computer system. Hardware and software a computer system is made up of a combination of hardware and software. My company has been approached by the producers of the tv programme the gadget show to write a blog or website to help their. Introduce the key components of a computer system hardware, software, data.

This includes the computer case, monitor, keyboard, and mouse. Housed in the case, you will find the floppy drive, cd rom drive, and. Motherboard the motherboard is the main circuit board of a computer. Computer hardware includes all the electrical, mechanical, and the electronic parts of a computer. Welcome to esl printables, the website where english language teachers exchange resources. Still and video scanners graphics tablets bar code reader radio frequency idrfid touch screen. A highend video card is required to process extremely intense visual functions, such as computer drafting by engineers. Mouse the mouse is a pointing device that sends control signals into the computer. We have a wide variety of computer parts and components, so whether youre trying to build a computer from the ground up or you just need to replace a few things. Computer components all types of computers follow the same basic logical structure and perform the following five basic operations for converting raw input data into information us. These computer components are what make any machine run and affect its performance.

Different computers are assembled differently, so it varies somewhat from one computer to another. There is a green board that is connected to every component of the computer. The front of the case usually has an onoff button and one or more optical drives computer cases come in different shapes and sizes. Computer components and specifications schoolworkhelper. The major hardware components of a computer system are. I will give you the basic parts of a standard desktop computer. Housed in the case, you will find the floppy drive, cd rom drive, and the main components of the computer. Electronic components function depends on type and need of the circuit. Computer hardware may sometimes be seen abbreviated as computer hw. An electronic data processing device, which requires input raw data for processing and generates the output in desired form. These components include the central process ing unit, primary memory, and the system board. If you are choosing highend components for your pc build, you also want to choose a good power supply as well. Shop online or visit your local micro center today.