Introduction to computers download free lecture notes. The term hardware refers to the physical components of your computer such as the system unit, mouse, keyboard, monitor etc. Lecture notes information technology essentials sloan. First you will learn some basic commands for the unixsystem,the basics about the. A recent government report notes that more than half of u. In catalogs, the word desktop is sometimes used as a name for both the flat design style pictured. The study of information, protocols and algorithms for idealized and real automata. However, any introductory course in the use of microcomputers is likely to have covered this material already. The computer basics training session is a two 2 to four hour course. 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. Computer programming pdf notes 1st year cp pdf notes. My aim is to help students and faculty to download study materials at one place. A computer bus normally has a single word memory circuit called a latch attached to either end, which briefly stores the word being transmitted and ensures that each bit has settled to its intended state before its value is transmitted. If this is the wrong level of detail for you is too detailed then you may prefer the very readable books.
Lecture notes introduction to computers and engineering. An electronic device, operating under the control of instructions stored in its own memory unit, that can accept data input, manipulate the. A computer system consists of hardware, the physical. Introduction to computer applications pdf book agrimoon. Find materials for this course in the pages linked along the left.
Examples of hardware in a computer are the keyboard, the monitor, the mouse and the central processing unit. The following is a sample of the lecture notes presented in the class. An introduction to computer science and problem solving. Although this is still sometimes the case, most computer systems are decentralized. It represents the decimal numbers through a string of binary digits. Computer networks pdf notes free download cn notes. Purebasics popularity has increased significantly in the past few years, being used for many purposes such as. Yes, in the sense that a new technology has been introduced that never existed before.
Computer is an electronic device that receives input, stores or processes the input as per user instructions and provides output in desired format. Introduction to computers is a oneyear course in which students will learn how to use computers and a variety of software packages. Introduction to computing lecture notes and computer exercises. A computer that is flat and usually sits on a desk. A computer is composed of hardware and software, and can exist in a variety of sizes and configurations. Introduction to programming online, pdf use of objects and variables online, pdf. Viruses hide on a disk and when you access the disk either a diskette or another hard disk over a network the virus program will start and infect your computer.
The grid size may vary from small to large enterprises network a computing grid is constructed with the help of grid. Check your progress 1 bring out any three characteristics of computer notes. File management working with windows, microsoft office suite ms word, ms excel, ms powerpoint, ms access, internet research, email. Martin, computer data base organization, prentice hall, 1977 what every dp vice president should know. Anyone wanting computer access had to go to where the computer was located. The word computer usually refers to the center processor unit plus. Written by a microsoft office master instructor, this useful guide walks you stepbystep through the most important concepts and. This unit provides a brief introduction to computer hardware and software. Computing fundamentals, introduction to computers gets you up to speed on basic computing skills, showing you everything you need to know to conquer entrylevel computing courses. Fazal mabood lecturer computer scienceit expert updated on.
Ranga agricultural university lecture notes course no. Introduction to computer science notes cs110 for btech. Tech 1st year study materials and lecture notes for cse, ece, eee, it, mech, civil, ane, ae, pce and all other branches. Peer to peer networking clientserver networks are more suitable for larger networks. Introduction to computer technology, network economics. Introduction to computer security 6 system commands using primitive operations lprocess p creates file f with owner read and write r, w will be represented by the following. I computer science i computer science is not just programming i it is easy to lose sight of the big picture, so we have a general introduction i other nonprogramming topics from time to time. 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.
Hardware is the physical components of a computer system e. The single most important skill in programming, computer science. This book provides a quick introduction to the purebasic programming language. This knowledge is es sential if you are going to use the computers at djungeldata. Stca301 introduction to computer applications prepared by p. The worst thing about a computer virus is that they can spread from one computer to another, either via use of infected floppy disk, or over a. Computer programming pdf notes 1st year cp pdf notes free download. These notes are according to the r09 syllabus book of jntu. This tutorial explains the foundational concepts of computer hardware.
A central computer, or server, acts as the storage location for files and applications shared on the network. This is also sometime called the machinery or the equipment of the computer. Introduction to computer quizzes online, trivia, questions. An electronic device that stores, retrieves, and processes data, and can be programmed with instructions. Labs 50% 7 labs 78% each grading characteristics lab scores tend to be high. We will concentrate on the skills that will apply to many commonly used programs. Usually the server is a higher than average file and print server cd or multimedia servers. People, however, are the most important component of a computer system people use the. The term computer is derived from the latin term computare, this means to calculate or programmable machine. Write short notes on fourth generation of computers, limitations of computers. Send email, surf the web, and keep your data secure. Often computers increase efficiency but fundamentally, the way of doing the task is still the same. However, any introductory course in the use of microcomputers is likely to have covered. This topic is very much important to be covered entirely as it is scoring subject.
Your have come in the morning and you need to use your computer. The absolute beginners guide to learning basic computer skills. Objectivesobjectivesafter completing this chapter, you will be able to. Introduction to computer systems fall 2011 don fussell 29 lab rationale each lab should have a welldefined goal such as solving a puzzle or winning. This is where the computer stores a program while the program is running, as well as the data. 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. Purebasic a beginners guide to computer programming.
Hardware refers to the physical elements of a computer. Microsoft word microsoft excel microsoft power point outlines of introduction to computer applications introduction to computers, anatomy of computers, input and output devices units of memory, hardware, software and classification. Computer basics seema sirpal delhi university computer centre. The equipment associated with a computer system is called hardware. The big picture a computer system has three main components. Computer studies notes form 1 free download kcse revision pdf. In r and r15,8units of r09 syllabus are combined into 5units. Grids are a form of super virtual computer that solve a particular application.
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. The literal meaning of computer is a device that can calculate. 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. Grid computing is a group of computers physically connected over a network or with internet to perform a dedicated tasks together, such as analysing ecommerce data and solve a complex problem. Introduction to computer science introduction florida tech.
Notes on introduction to computers basic concepts computer, hardware, internet, web, email what is a computer. The picture of grace hopper in chapter 3 is from the computer history museum. Computer awareness is one of the subjects of many competitive exams, such as ibps, sbi, ssc, railway, upsc etc. Army historic computer images figure 14 a lab technician holds a modern microprocessor photo courtesy of intel corporation main memory you can think of main memoryas the computers work area.
However, modern computers can do a lot more than calculate. Educators use computers to prepare notes and presentations of their lectures. Computer is an electronic device that is designed to work with information. Comp14051005 an introduction to computer science and problem solving fall 2011 4 there are also other types of programming languages such as functional programming languages and logic programming languages. Ccoommppuutteerr bbaassiiccss university of salford. This tutorial assumes no background in computers or computer programming. Outline of introduction there are couple of topics that put programming in context and that. Customguide courseware allows instructors to create and print manuals that contain the specific lessons that best meet their students needs. Computer awareness notes and study materials pdf download. After completing this lesson, student must be able to.
Data types, more operators pdf lecture 4 code zip this zip file contains. Computer programming notes pdf download engineering 1st. You will earn how you can put information in computers and get information out of computers. A computer that is uprightit looks like someone took a desktop pc and turned it on its side. Computer programming notes pdf download engineering 1st year. With clear explanations and stepbystep instruction, computing fundamentals, introduction to computers will have you up and running in no time. Discuss the advantages and disadvantages of computer. Computers are used to develop computerbased training packages, to provide. Cs105, taught last semester as ot opics in computer scienceo, but is now of. 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. The introduction of computers does not necessary introduce new way of doing things. In other words, this book was designed and printed just for you. You can use a separate sheet of paper to take notes.
Introduction to electronics ii dedication human beings are a delightful and complex amalgam of the spiritual, the emotional, the intellectual, and the physical. Using rutgerso online course support iclickers for inclass. Introduction to computer technology, network economics, and intellectual property law computer software and internet commerce are among the fastest growing and most promising industries in the united states. Eclipse pdf operators, control structures pdf lecture 3 code zip this zip file contains. Hardware and software in this section of notes you will learn about the basic parts of a computer and how they work. This course will cover the following computer applications. Army historic computer images figure 14 a lab technician holds a modern microprocessor photo courtesy of intel corporation main memory you can think of main memoryas the computer s work area. We have included this unit to help those who are teaching students with no computer background. Software is a set of instructions that tells the hardware what to do. The purpose of this tutorial is to introduce you to computers and its fundamentals. Introduction to computer software purpose of information system, types of information system, office automation system and tools, other systems 10,11,12 7,8 operating systems,14,15 9 programming languages 16,17. Course overview, introduction to java pdf interactive development environment.
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