Software development is very expensive and is a continuing expense. Software means the programs and data used with the physical computer. Hardware and software in this section of notes you will learn about the basic parts of a computer and how they work. Hardware refers to the physical elements of a computer. The purpose of an operating system is to provide an environment in which a user can execute programs in a convenient and efficient manner. A computer that is uprightit looks like someone took a desktop pc and turned it on its side. A computer based system is a system in which a computer is involved and consists of three major elements. For as long as there has been computer hardware, there has also been computer software. Hardware is the physical components of a computer system e.
In this course, we concentrate on the development of hardware, and show how it supports the execution of software at a low level. Introduction to computing lecture notes and computer exercises. A software acts as an interface between the user and the hardware. The computer is a two part system consisting of a body that is the hardware and a mind that is the software. Introduction to computer hardware and software 1 introduction to computer hardware and software 2 definition of a computer. Hardware is the physical equipment such as the case, storage drives, keyboards, monitors, cables, speakers, and printers. The word hardware is used for physical devices such as tv sets, dvd players and computers. A computerbased system is a system in which a computer is involved and consists of three major elements.
Examples of hardware in a computer are the keyboard, the monitor, the mouse and the central processing unit. In catalogs, the word desktop is sometimes used as a name for both the flat design style pictured. Ameer kadhim hadi faculty of it college network department. The operating system instructs the computer how to operate.
Computer hardware is the collection of all the parts you can physically touch. Computer architecture is the science and art of selecting and interconnecting hardware components to create a computer that meets functional, performance and cost goals. The it essentials ite course introduces students to the fundamentals of computer hardware and software, mobile devices, security and networking concepts. Computer hardware is the physical part of a computer, including its digital circuitry, as distinguished from t he computer software that executes within the hardware. Also referred to as the machinery or the equipment of the computer.
Programmers are also known as software developers, or just plain developers. When talking about computer systems, hardware means the physical parts of the computer. Different software applications can be loaded on a hardware to run different jobs. Introduction computer systems hardware concepts, software concepts, primary memory unit, output devices, introduction to computer system hardware concepts a computer is an electronic device that processes input data and produces result output according to a set of instructions called program. Introduction to computers download free lecture notes. Notes on introduction to computers basic concepts computer, hardware, internet, web, email what is a computer. About basic computer hardware every part of your computer is the result of years of research and development. Basic computer hardware questions are easy to remember and can count for easy marks. Most activities can be described in terms of the inputprocessoutput ipo cycle. A computer system consists of hardware and software components. Introduction computer systems hardware concepts, software concep. Computer hardware usually simply called hardware when a computing context is concerned is the collection of physical elements that constitutes a computer system.
Introductiona computer is an electronic device that accept data inputand, process data arithmetically and logically, produceinformation output. The software components of a computer system are the data and the computer programs. Hardware, software, and user where the user may be another computer system. Choose your answers to the questions and click next to see the next set of questions. Ppt introduction to computer hardware and software. Jul 27, 2007 introduction to computer hardware slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. The programs that run on a computer are referred to as software. The major components of generalpurpose computer system are input unit, maininternal memory or storage unit, output unit, central. Introduction to computershardware and software wikiversity.
For example, most of the things you do on a computer load an application, use the keyboard, click a mouse button are. Computer hardware is the physical parts or components of a computer, such as the monitor, mouse, keyboard,computer data storage, hard disk drive hdd, graphic cards, sound cards, memory, motherboard, and so on, all of which are. In previous programming classes, we studied how highlevel software could be used to drive computer hardware. A computer system includes the computer along with software and hardware that are necessary to operate a computer. If you continue browsing the site, you agree to the use of cookies on this website. Tentative topics will include computer organization, instruction set design, memory system design, pipelining, and other techniques to exploit parallelism. Mar 31, 2012 agenda introduction harware types of hardware software types of software 3. The hardware components of a computer system are the electronic and mechanical parts. A computer may be defined as an electronic device, which can store and manipulate data and provide result according to instructions fed by the user. Introduction of operating system set 1 geeksforgeeks. The equipment associated with a computer system is called hardware.
Introduction computer systems hardware concepts, software. Introduction to computerswhat is a computer wikiversity. Understanding how computer hardware works is a really helpful skill set in it support, since an it department maintains the hardware that a company uses. Computer hardware is the physical parts or components of a computer, such as the monitor, mouse, keyboard, computer data storage, hard disk drive hdd, graphic cards, sound cards, memory, motherboard, and so on, all of which are. The physical devices that a computer is made of are referred to as the computers hardware. Provide a conceptual understanding of how computer hardware and software work.
It is divided into two main categories hardware software 4. The term computer hardware or computer parts is used to describe computer components that can be seen and touched. The set of instructions or programs that make the computer function using these hardware parts are called software. Software is just instructions written by a programmer which tells the computer what to do. Registration in a university hardware micro computers, network platform, and a server computer. Explain the basic architecture and technologies of the internet. This was back when anything to do with computers had to be beige. A computer is an electronic device, operating under the control of instructions stored in its own memory unit, that can accept.
Introduction to computer hardware chapter exam instructions. The system unit contains the electronic components used to process and temporarily store data and instructions figure 3. These components include the central processing unit, primary memory, and the system board. 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. If the hardware is the heart of a computer system, then the software is its soul.
Software is a set of instructions that tells the hardware what to do. Introductiona computer is an electronic device that accept data input and, process data arithmetically and logically, produceinformation output. A computer that is flat and usually sits on a desk. This is also sometime called the machinery or the equipment of the computer. Readers who already know these topics can skip to part 2, where java instruction begins. The major components of generalpurpose computer system are input unit, maininternal memory or storage unit, output unit, central processing unit. People, however, are the most important component of a computer system people use the power of the computer for some purpose.
A computer therefore, is a collection of electronic parts body with a set of instructions controlling it mind. Computer notes software free download computer notes top 4 download offers free software downloads for windows, mac, ios and android computers and mobile devices. Introduction to microsoft teams for education for educators and staff duration. Computer hardware is the collection of physical elements that constitutes a computer system. Click here to see the desktop system these notes were originally prepared on. Use these computer notes to familiarize yourself with basic computer hardware. Computers internal architectural design comes in different types and sizes, but the basic structure remains same of all computer systems the term computer hardware or computer parts is used to describe computer components that can be seen and touched. The word software is used for the information used with such devices.
Introduction of operating system set 1 an operating system acts as an intermediary between the user of a computer and computer hardware. An ebook reader can be a software application for use on a computer such as microsofts free reader application, or a booksized computer the is used solely as a reading device such as nuvomedias rocket ebook. The term computer hardware refers to the physical components of a computer, namely keyboard, monitor, mouse, and printer, including the digital circuitry. Computer hardware refers to the physical parts or components of a computer.
Computer hardware is an integral part embedded in all modern day automobiles, microwave ovens, electrocardiograph machines, compact disc players, and other devices. A solid understanding of these computer internals will come in handy when troubleshooting hardware related problems, and taking things apart to see how they work is just super fine. A computer is an electronic device, operating under the control of instructions stored in its own memory unit, that can accept data input, process data arithmetically and logically. Lecture 3 application software university of babylon. Computer devices like keyboard, mouse, printer, etc. The elements of a computer based system are described in the three following scenarios. This course introduces the basic principles and hardware structures of a modern programmable computer.
The big picture a computer system has three main components. Introduction to computer hardware linkedin slideshare. The term software includes the operating system and programs. You can send notes across the internet to all your friends. Generally, system software consists of an operating. Examples of hardware in a computer are the keyboard, the monitor, the mouse and the processing unit however, most of a computer s hardware cannot be seen. Introduce students to important classes of software applications such as text editors, spreadsheets, and databases. Introduction to computer hardware hardware coursera. The word computer comes from the word compute which means to calculate. Topics include a general discussion of hardware and software, the nature of analog and binary signals, machine language and high level languages, language translation and interpretation. Computer notes software free download computer notes.
1433 911 1151 522 541 473 1478 554 213 927 296 512 345 891 534 592 615 1222 1234 666 411 1567 1014 1413 928 499 147 971 1438 1413 180 183 1030 92 1476 1416 267 185 348 460 469 751