History of computers the third generation users interacted with third generation computers through keyboards and monitors and interfaced with an operating system, which allowed the device to run many different applications at one time with a central program that monitored the memory. However, any introductory course in the use of micro computers is likely to have covered this material already. Martin, computer data base organization, prentice hall, 1977 what every dp vice president should know. The idea for a computer system a general purpose computing machine was developed by charles babbage in the 1800s. There are 33 lectures with active learning exercises during the term, starting with lecture 3 plus two during the last week of term that you are not required. Objectivesobjectivesafter completing this chapter, you will be able to. The module introduction to computers aims to give general overview of what a computer is and lay foundation of the science of computing the course contents examines the internal. Sep 29, 2015 introduction to computers for beginners computer care clinic. So, a computer can be defined as it is an electronic device which gets raw data as input, processes it and gives result as output, all under instructions given to it. Introduction to computers and complete history education for. Computer education for all provides complete history of computers, characteristics and introduction. Todays personal computers still contain the components necessary for the four. Sep 30, 2011 introduction of computer ppt study materials topic format author introduction to computers. Chapter 1 objectives explain the importance of computer literacy define the term computer identify the components of a computer explain why a computer is a powerful tool differentiate among the various categories of software discuss the uses of the internet and the world wide web describe the.
It normally contains a keyboard and mouse for input, speakers, monitor, and printer for output, a system unit that contains the processor chip, and a cd drive, dvd drive, floppy drive, and hard drive as secondary storage units. Lastly, the important hint to keep in mind when youre using a computer is to be. The term computer hardware or computer parts is used to describe computer components that can be seen and touched. There should be no more than a very slight reach up or down. You can use a separate sheet of paper to take notes. Introduction to computers and information technology. H 3 course adapted from national institute on aging 2007 helping older adults search for health information online. Introduction to computers and complete history education. It will also examine computers from the perspective on how they influence society. Stca301 introduction to computer applications prepared by p. Types of computers mini and mainframe computers very powerful, used by large organisations such an banks to control the entire business operation. Dvdrom is an optical disc storage media format that can be used for data storage, which includes movies with high video and sound quality. This is because they are an integral part of our everyday existence. You will only have one opportunity to take this exam.
Think of a spreadsheet as a collection of columns and rows that form a table. An introduction to the basics of personal computing and information technologies intended primarily for. These systems often support a worldwide network of hundreds of terminals. Computers internal architectural design comes in different types and sizes, but the basic structure remains same of all computer systems. Labs 50% 7 labs 78% each grading characteristics lab scores tend to be high serious handicap if you dont hand a lab in. Evolution hosts vps hosting helps us share these pdfs with you. It is intended to give students the skills and understanding to use computers in both.
Introduction information and communications technology forms part of the core curriculum for all leaving certificate applied students. Basics of computers introduction being a modernday kid you must have used, seen, or read about computers. The forearms should be approximately parallel to the floor when keying. Nov 15, 2016 computer education for all provides complete history of computers, characteristics and introduction. It responds to a specific set of instructions in a welldefined manner. May be connected to large mainframe computers within big companies. Csca0101 computing basics 2 history of computers topics 1. It normally contains a keyboard and mouse for input, speakers, monitor, and printer for output, a system unit that contains the processor chip. Move the mouse until the pointer rests on what you want to open or use on the screen.
In 1981, ibm introduced its personal computer for use. Fig 1 gives an example of a network in a school comprising of a local area network or lan connecting computers with each other, the internet, and various servers. Introduction to computing e xplorations in language, logic, and machines david evans university of virginia. Introduction to computers for beginners computer care clinic. Computer hardware refers to the physical parts or components of a computer such as the monitor, mouse, keyboard, computer data storage, hard drive disk hdd. Find notes, summaries, exercises for studying introduction to. An electronic device, operating under the control of instructions stored in its own memory unit, that can accept data input, manipulate the. So we brought back one of our original training courses, introduction to the pc, and recorded it for anyone who needs it. The form of the mouse will change depending on what you are asking it. We have included this unit to help those who are teaching students with no computer background. The key board is used for typing text into the computer. However, any introductory course in the use of microcomputers is likely to have covered. Introduction to computer applications pdf book agrimoon.
Hardware is the physical components of a computer system e. The computer basics training session is a two 2 to four hour course. The contents are provided free for noncommercial purpose such as teaching, training, research, extension and self learning. Lecture notes introduction to computers and engineering. People, however, are the most important component of a computer system people use the.
You should see a blinking ibeam in the text box on the bottom of the window. This is also sometime called the machinery or the equipment of the computer. Alphabetical letters are usually assigned to columns and numbers are usually assigned to rows. Introduction to computer systems fall 2011 don fussell 29. Introduction of computer ppt study materials topic format author introduction to computers. Take your time figuring out the best answer for each question. Computer science is not the study of computers, nor is it the practice of their use. A network is a collection of computers and devices connected together so users can share data and resources a local area network lan connects computers in a limited geographic area a wide area network wan covers a large geographical area. Downloading free computer courses and tutorials in pdf. Introduction to computing lecture notes and computer. Ibm began the push for the microcomputer, commonly known as a desktop pc. Chapter 1 objectives explain the importance of computer literacy define the term computer identify the components of a computer explain why a computer is a powerful tool differentiate among the various categories of software discuss the uses of the internet and the world wide web describe the categories of computers. Write short notes on fourth generation of computers, limitations of.
Find notes, summaries, exercises for studying introduction to computers. Chapter 1 introduction to computers linkedin slideshare. This unit provides a brief introduction to computer hardware and software. A database captures an abstract representation of the domain of an application. A read is counted each time someone views a publication summary such as the title, abstract, and list of authors, clicks on a figure, or views or downloads the fulltext. Notes on introduction to computers basic concepts computer, hardware, internet, web, email what is a computer. The big picture a computer system has three main components. Feel free to download our it tutorials and guide documents and learn the joy of free learning. Also, within a computer, there are many ways to do the same task. Introduction to computer science introduction ryan stansifer department of computer sciences florida institute of technology melbourne, florida usa 32901. It can execute a prerecorded list of instructions a program. To be more specific, a program is a set of stepbystep instructions that directs the computer to do the tasks you want it to do and to produce the results you want. If this is the wrong level of detail for you is too detailed then you may prefer the very readable books.
Download free lecture notes slides ppt pdf ebooks this blog contains a huge collection of various lectures notes, slides, ebooks in ppt, pdf and html format in all subjects. Hardware and software in this section of notes you will learn about the basic parts of a computer and how they work. This chapter introduces the student to what a computer is, classifies computers into different categories, compares the different classes of computers and also introduces the keyboard as as a basic input device. Ranga agricultural university lecture notes course no. You will learn vocabulary about computer hardware, and computer software. The input device, in this case, is a keyboard, which you use to type in the original essay and any changes you want to make to it. The major components of generalpurpose computer system are input unit, maininternal. Jul 09, 2007 chapter 1 introduction to computers 1. It can quickly store and retrieve large amounts of data. Hardware is the physical components of a computer system.
Download and look at thousands of study documents in introduction to computers on docsity. However, any introductory course in the use of microcomputers is likely to have covered this material already. Definition a computer is a machine that can be programmed to manipulate symbols. Comp 575 introduction to computer graphics course schedule. A computer is also called a data processor because it can input, process, store and retrieve. Notes this unit provides a brief introduction to computer hardware and software.
Csca0101 computing basics 3 history of computers definition of computer computer is a. Mar 18, 2020 microsoft excel is a spreadsheet program that is used to record and analyse numerical data. The technology of that time was insufficient to develop the machines to the degree of precision that was desired. Often used as standalone computers or in a network. As shown in figure 11, peopleuse all types and sizes of computers for a variety of reasons and in a range of places. In addition to sending simple notes, people use computers. You will earn how you can put information in computers and get information out of computers. Some important input devices are key board, mouse, scanner, micr, web camera, microphone etc. Introduction most large institutions have now heavily invested in a data base system. Introduction to computers and engineering problem solving. A computer is an electronic device, operating under the control of instructions stored in its own memory that can accept data input, process the data according to specified rules, produce information output, and store the information for future use1. Most of us do not write programs, we use programs written by someone else.
In general they have automated such clerical tasks as inventory control, order entry, or billing. The study of information, protocols and algorithms for idealized and real automata. A computer network consists of a collection of computers, printers and other equipment that is connected together so that they can communicate with each other. Topics and dates subject to change at instructors discretion. Notes on c lecture 1 introduction to computer all digital computers are basically electronic devices that can transmit, store and manipulate information data. The term hardware refers to the physical components of your computer such as the system unit, mouse, keyboard, monitor etc. If you are facing any problem than fill form contact us.
Introduction to computers 1 james tam introduction to computers. Whilesome computers sit on top of a desk or on thefloor. Exam 1 introduction to computers answer each question to the best of your ability. Computer software networks and the internet categories of computers personal computers next continued summary of introduction to computers contd handheld computers. Microsoft excel is a spreadsheet program that is used to record and analyse numerical data. Larger display area adds cd or dvd as well as a physical keyboard but may include touch capability as well 2 in 1 laptops. A computer programmer is a person who writes programs. Curino september 10, 2010 2 introduction reading material. Introduction to computers download free lecture notes. Examples of hardware in a computer are the keyboard, the monitor, the mouse and the central processing unit. Chapter one introduction to computer computer a computer is an electronic device, operating under the control of instructions stored in its own memory that can accept data input, process the data according to specified rules, produce information output, and store the information for future use1. Software is a set of instructions that tells the hardware what to do. Computers for the first time became accessible to a.
The data may be numeric, character, graphic, and sound. Input devices devices used to provide data and instructions to the computer are called input devices. You may use your study guide to help you with this exam. Instead this course is a gentler, lighter survey course without delving too much into technical details. Chapter one introduction to computer computer a computer is an electronic device, operating under the control of instructions stored in its own memory that can accept data input, process the data according to specified rules, produce information output, and store the. Introduction to computing lecture notes and computer exercises. Summary of introduction to computers the digital revolution what is a computer. Ramakrishnan and gehrke chapter 1 what is a database. Hardware refers to the physical elements of a computer. Word processing software allows you to input data such as an essay, save it, revise and resave it, and print it whenever you wish. This course is an introduction for noncomputer science students see introduction to computer science for computer science students. Computers with a wireless connection to a network also use a network card see advice sheet 20 for more information on wireless networking. Introduction to computers notes notes on introduction to. Punched cards the concept of stored programs first introduced.
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