Section 1 types and components of computer systems hardware and software computer hardware is the collection of physical elements that constitute a computer system. Machine cycles are measured in nanoseconds picoseconds a. Computer keyboard keys and their functions pdf computer keyboard keys and their functions ppt computer keyboard keys names computer keyboard pdf different keys of keyboard and their functions different parts of keyboard and their functions pdf do apps automatically update on ios. Cases can come in many different sizes known as form factors. Motherboard the circuit board onto which all components are fixed 2. A desktop case lies flat on a desk, and the monitor usually sits on top of it. Pdf parts and functions of motherboard raymond black. Begin with a discussion of commonly used machines and their parts. Not only is it a good entry point, but its also something good to know for curiositys sake. Computer hardware is the collection of physical elements that constitutes a computer system.
Computer a computer is a system of information processing components that perform input, processing, output, storage, and control functions. A computer system is a collection of electronic and mechanical devices operating as a unit. Computer hardware refers to the physical parts or components of a computer such as the monitor, mouse. Composition of alphanumeric character is the biggest part of pc keyboard, it is the letters from az, numeric numbers from 09, character are symbols and punctuation, and the special keys. Sep 16, 2011 different parts of the computer and their function. Plus, get practice tests, quizzes, and personalized coaching to help you succeed. Hardware hardware is any part of a computer system you can see or touch. Mow we come to the next part which is called the cpu. A computer is an electronic machine that processes data. If a computer is not available, draw a diagram on the blackboard or distribute pictures. The basic parts of a desktop computer are the computer case, monitor, keyboard, mouse, and power cord. A computer collects, processes, stores, and outputs information. There are several basic parts of a computer, including the monitor, computer case. All information goes through the cpu to be processed.
I discrete gpu units include their own ram called vram for video ram i primary companies that provide discrete gpus are nvidia and amd i recent trend is to also have the cpu o oad some computing processing to the gpu c 2018 by david w. A computer, indeed, is a machine that can perform a number of tasks for us. Demonstrate the function of each part of the computer. Input devices these devices are used to get data into the computer system processing devices. The device that helps a computer do so is called the processing device. What are the main parts of a computer and their functions. 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. Screen the screen is something you know, you are looking into it now. This doesnt mean just what programmes you can load onto a computer but also the parts that makes up a computer on the. Going over the parts of a computer and their functions will help you understand all the vital components that make up a computer. Other components of a computer 17 ram e ective way to speed up computer.
At the most basic level, a computer is a device consisting of three pieces. Its a great place to start if you want to begin learning about computers. Types of computer ports and their functions svanews. System case the primary function of the computer system unit is to hold all the other components together and protect the sensitive electronic parts from the outside elements. The hardware components of a computer system are the electronic and mechanical parts. What are the parts of keyboard and their functions. These electronic components are basic electronic parts packaged in a discrete form with two or more connecting leads or metallic pads. Most chips are not much bigger than one half inch square.
Peripheral a peripheral is any piece of hardware attached to a computer, such as a printer. Whether you need to replace apart, are thinking about building a computer, or just looking for some additional information, its important to understand the basic computer parts and what they do. It is called the brain of computer as it performs all the important functions of the computer. Data travels over a serial port at 115 kilobits per second. A motherboard or also know as system board, is the main circuit board of the system. Parts and function of computer linkedin slideshare. Learn the basics pc laptop 101 east stroudsburg area. Functions of every key keys on the computer keyboard and. The system unit a chip is a small piece of semiconducting material, usually silicon, on which integrated circuits are etched. The basic parts of a computer are shown in the picture given here.
There are the main parts of a computer with their functionsmonitorin the monitor everything is visible on that, you can also say that without this there is no value of the computer. You can use input devices to enter information and issue commands. A computer system is made up of a combination of hardware and software. Components that conduct electricity in only one direction integrated circuits or ics. The system unit system unit is case that has electronic components of the computer used to process data.
There are many different types of keyboards, but most are very similar and. Hardware of a modern personal ortografia pdf ejercicios computer. A microelectronic computer electronic circuit incorporated into a chip or semiconductor. At the outermost level, we can regard a computer system as being made. Backspace key this key will erase any characters on the left side of the cursor damascus educational center of scholars. Computer components any kind of computers consists of hardware and software. The central processing unit cpu is the brain of your computer. Imagetext column below image indicates that a shortcut works if youre in an image document. The computer keyboard offers a range of special functions that are important to master in order to use a computer best as a tool for information literacy. Parts of computer and their functions class3 youtube. Cpu a cpu is known as the brain or the core of the computer, it controls the processing of the computer. Integrated circuit contains many microscopic pathways capable of carrying electrical current. Function of this basic electronic components is to store electrical charge in an electrical field diodes. 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.
Processor the chip that does all the processing, maniulating,converting and dealing with data that you enter. Types of computer systems computers are often identified by their size and power. A computer key that you press together with another key so that the other key does something different from what it usually does. Functions of every key keys on the computer keyboard and their functions alt key. Hardware and software are the two basic parts of a computer system. These devices can be sorted according to the role they play in the computer system. It comes in two versions a 9pin version or a 25pin model. What is a computer, what are the parts of computer, what are the functions of a computer and what are the advantages of computer.
Types of computer systems computers are often identified by. Explain that a computer is also a machine that is made up of many parts that work together. Motherboard a motherboard is one of the most essential parts of a computer system. This video of kriti educational videos describes about the parts of computer and their functions. A computer is the most evolving machine in the 21st century. A cpu gets very hot and therefore needs its own cooling system in the form of a heat sink. Computer awareness is been aware of how a computer looks and functions. The speed at which the cpu processes data to convert is measured in what. Chips on the motherboard require power to function. Software software is a set of electronic instructions that tell a computer what to do. Different parts of the computer and their function.
As a member, youll also get unlimited access to over 79,000 lessons in math, english, science, history, and more. The front of the case usually has an onoff button and one or more optical drives computer cases come in different shapes and sizes. The system unit focuses on processing, whereas a variety of peripheral devices facilitate input, output, storage, and communication. Ten types of computer ports and their functions hardware. An electronic data processing device, which requires input raw data for processing and generates the output in desired form. About the basic parts of a computer with devices for kids. Internal parts of a computer and their functions 1. Input devices an input device lets you communicate with a computer. A computer is made up of many different components. Computer hardware refers to the physical parts or components of a computer such as the.
Parts of a computer class iii, iv and v thinking of. Here is a complete list of all the common computer hardware components and common peripherals that get used with them. Computer hardware is organized according to these basic functions. Watch the video below to learn about the basic parts of a desktop computer. Electronic components function depends on type and need of the circuit. Keyboard by this, you can write anything on the computer and you can write any text whichever you want to write. Types of computers and their parts page 2 of 6 source. The processing device in a computer is known as central processing unit cpu.
The parts of a computer that help us to show the results of processing are called out devices. A guide to computer ports serial port for external modems and old computer mice a serial port is used to connect external modems or an older computer mouse to the computer. Computer definition, parts, functions and its advantages. Parts of a computer and their functions pdf pdf parts of a computer and their functions pdf download. It can accept and store data, process it and produces the output. Major functions of the keyboards these are the 5 major functions, these are the function keys all f keys, alphanumeric keys, 9 special keys, cursor keys arrow, and the numeric keypad. In this video i will tell you parts of computer and their functions must watch subscribe to my channel for more videos like this and to support my efforts. Accessing functions and features from the keyboard kurzweil 3000 for windows users guide excerpt 5 shortcut keys the following table lists kurzweil 3000 commands performed by pressing a a pair of keys shortcut keys. Any digital computer carries out five functions in gross terms. Parts of computer and their functions must watch youtube. Feb 06, 2014 internal parts of a computer and their functions 1. There will be more about bytes and megabytes later on in these notes. Processing the central processing unit cpu is the main chip in a computer. Parts of a computer and their functions pdf computers, in spite of different layouts or new component designs.
These parts of the computer and some other devices are. This is the part that holds all of the internal components to make up the computer itself. Types of computer ports and their functions winstar. Computer a laptop has an all in one design built in monitor keyboard speakers touchpad mouse most laptops have the same amount of ports usb, ethernet, etc. In addition, some special function computers you use will not have a mouse and will only allow you to communicate with the computer through its keyboard.
Components of a computer the five classic components of a. Software software is a set of electronic instructions that tell. Computer can also be defined in terms of functions it can perform. Computer definition, parts, functions and its advantages learn. Show the various parts of a computer and explain their functions. In this lesson you will learn about the main parts of a. Candidates have already been told about the input and output devices. Each part plays an important role whenever you use a computer. Oct 22, 20 all the inputs are stored, sorted, arranged and changed by a computer.
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