Lecture notes and additional reading materials lecture notes are available in microsoft powerpoint ppt format. The network allows computers to communicate with each other and share resources and information. Learn vocabulary, terms, and more with flashcards, games, and other study tools. This webpage contains various slides of computer neworks. A top down approach featuring the internet, 3rd edition. This blog contains a huge collection of various lectures notes, slides, ebooks in ppt, pdf and html format in all subjects. 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. Powerpoint slide on introduction to computer compiled by meera\s classes. A computer network is a group of devices connected with each other through a transmission medium such as wires, cables etc. This tutorial is an introduction to the computer network subject. May 29, 2014 computer networks lecture1, introduction to computer network and ip address. Introduction to computer networks applications of networks resource sharing hardware computing resources, disks, printers software application software. Introduction 8 computer network a computer network is made of network infrastructure. Introduction to computer networks and cybersecurity.
Lecture notes computer networks electrical engineering. A network is a way to get stuff between 2 or more things examples. Introduction to networking advantages of networking types of networks models of networking appropriate to students ncte recommendation to students some relevant terms. It addresses all four major architectural layers of modern computer networks application layer, transport layer, network layer and link layer, as well as selected topics from multimedia networking, wireless networking and network security. Appropriate for computer networking or introduction to networking courses at both the undergraduate and graduate level in computer science, electrical engineering, cis, mis, and business departments. Computer networks lecture1, introduction to computer network and ip address. So the internet is a collection of interconnected computer networks. Introduction of computer ppt study materials topic format author introduction to computers. Learn about the structure and components of computer networks, packet switching, and layer architectures as well as a variety of applications. Objectives list the advantages of networked computing relative to standalone computing distinguish between clientserver and peertopeer networks list. Cen444 networks structure and protocols introduction to computer networks mohammed saleem bhat m. In the modern world, internet is seeping into every aspect of day to day life. Components of computer network two or more computers cables as links between the computers a network interfacing cardnic on each computer switches software called operating systemos 5. In the case of computer network technology, there are several types of networks that vary from simple to complex level.
These devices can be computers, printers, scanners, fax machines etc. A computer network is defined as the interconnection of two or more computers. Components of a data communication system the word data refers to information presented in whatever form is agreed upon by the parties creating and using the data. The computer network what is a computer network network. Data communication and network have changed the way business and other daily affair works. Introduction q pointtopoint protocol q originally for user network connection q now being used for routerrouter connection also q ppp is used when you connect to an internet service provider isp via modem q ppp is a variation of hdlc q uses flags like hdlc q uses byte stuffing in stead of bit stuffing. Had it not been of high importance, nobody would have bothered connecting computers over a network.
Introduction to computer networks what is a computer network. This fullcolor book uses a wealth of examples and illustrations to effectively connect the principles of networks and. You will learn about the properties of a good network, what is communication model and what is data communication. All the computer devices are called hosts or end systems. Students can list the advantage and disadvantages of a computer network and be able to label the parts of a start netw. A system containing any combination of computers, computer terminals, printers. Start studying chapter 1 introduction to computer networks.
This course provides a broad introduction to computer networking. Computer networking models models, also called protocol stacks, represented in layers, help to understand where things go right or wrong. Tanenbaum takes a structured approach to explaining how networks work from the inside out. Introduction to computer networks ppt video online. The purpose of having computer network is to send and receive data stored in other devices over the network. Powerpoint lecture slides for computer networks pearson. Network benefits the network provided to the users can be divided into two categories. A computer network consists of 2 or more computers or electronic devices such as printers that have been linked together in order to share data. It is done to enable the computers to communicate and share.
Introduction to networking ppt video online download. It also discusses the relationship of local area networks to long haul networks and computer system 10 buses, as well as the impact of these networks on the field of computer communi. Tanenbaum, vrije university, amsterdam, the netherlands. Introduction to communication systems and networks dr. A set of devices often mentioned as nodes connected by media link is called a network. In the above section, we have studied some basic introduction of computer network so now we are going to learn the computer network process the network segment is very huge and has a greater need to work on its improvement.
Nicnational interface card nic is a device that helps the computer to communicate with another device. The computers on a network may be linked through cables, telephone lines, radio waves, satellites etc. Introduction to wireless networks 15 wireless data networks each type of wireless data network operates on a specific set of radio frequencies. Sep 30, 2011 introduction of computer ppt study materials topic format author introduction to computers. For example, most wifi networks operate in a special band of radio frequencies around 2. The computers can be geographically located anywhere. Lets start exploring the uses of computer networks with some traditional usecases at companies and for individuals and then move on to the recent developments in the area of mobile users and home networking. Download ppt chapter 2 introduction to computer networks introduction to computer networks. Introduction to computer networks chapter 1chapter 1 1 slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. A free powerpoint ppt presentation displayed as a flash slide show on id. Ppt networking basics powerpoint presentation free to. An introduction to computer networks open textbook library.
Monday march 19, 2007 you are allowed 3 hours to complete this exam. A network can be defined as a group of computers and other devices connected in some ways so as to be able to exchange data. Chapter 2 introduction to computer networks introduction to. Sherasiya, ce department 2140709 computer networks cn 4 man m etropolitan area network man is a larger version of lan which covers an area that is larger than the covered by lan but smaller than the area covered by wan. This page is part of the introduction to computers. In this tutorial we will learn about the various uses of computer networks which includes the business application, home applications and mobile users and how computer network plays an important role for these applications. Introduction to computer networks computer networks computer network connects two or more autonomous computers. Introduction to computer network complete guide to computer. Chapter 1 introduction to computer networks networking basic. Computer networks lecture1,introduction to computer. In this section we will discuss what networks are, including advantages and disadvantages of using them. Introduction to computer networking stanford online.
Between individuals, local communication usually occurs face to face, while remote communication takes place over distance. An introduction to computer networksis a free and open generalpurpose computer networking textbook, complete with diagrams and exercises. Feb 01, 20 chapter 1 introduction to computer networks networking basic w1channel. Networking basics lans, wans, and mans three main networking technologies are used to connect computers and networks together. Peer to peer networking clientserver networks are more suitable for larger networks. The network interface card contains the hardware addresses, the datalink layer protocol use this address to identify the system on the network so that it transfers the data to the correct destination. Jul 10, 20 computer networks presentation transcript. The networks in a computer are built with a great combination of software and hardware. It is done to enable the computers to communicate and share available resources. If you continue browsing the site, you agree to the use of cookies on this website.
My aim is to help students and faculty to download study materials at one place. Introduction to computer networks lecture notes and additional reading materials lecture notes are available in microsoft powerpoint ppt pptx format. A central computer, or server, acts as the storage location for files and applications shared on the network. A computer network can be defined as a set of two or more computers having interconnection to the same resources, such as exchange files, printers, cds and other similar equipment. It covers the lan, internetworking and transport layers, focusing primarily on tcpip. 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.
Computer networks pdf notes free download cn notes. Introduction to computer networks and cybersecurity takes an integrated approach to networking and cybersecurity, highlighting the interconnections so that you quickly understand the complex design issues in modern networks. Mar 12, 2010 this blog contains a huge collection of various lectures notes, slides, ebooks in ppt, pdf and html format in all subjects. The internet drives tremendous change in the world while continuously changing and evolving itself. An introduction to computer networksis a free and open generalpurpose computernetworking textbook, complete with diagrams and exercises. An introduction to computer networking in this section we will discuss what networks are, including advantages and disadvantages of using them. Today we start a three episode arc on the rise of a global telecommunications network that changed the world forever. In the network diagrammed above, all links are pointtopoint, and so each interface corresponds to the unique immediate neighbor reached by that interface. Now, they highly rely on computer networks and internetwork. Introduction to computer networks and cybersecurity wu, chwanhwa john, irwin, j. Chapter 1 introduction to computer networks quizlet. 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. The definitions of networking network topology network peripherals, hardware and software definitions 1.
By definition, a computer network is a group of computers that are linked together through a communication channel. Computer networks computer network consists of two or more computers that are linked in order to share resources, exchange data files or. Hardware the three essential parts of a computer are. Jan 07, 2017 computer networks seminar pdf report, ppt. Mail, phone system, conversations, railroad system, highways and roads.
Mar 07, 2015 unit 1 introduction to computer networks 1. Unit 1 introduction to computer networks slideshare. Identify human and computer networks describe the benefits of networks distinguish between the different types of networks xiv basetech networking concepts team 2230894 blind folio 0 n. Transmission media twistedpair cables metal insulator lan and wan local area network lan small network, short distance a room, a floor, a building limited by no. Computer networks a network consists of two or more computers that are linked in order to share resources such as printers and cds, exchange files, or allow electronic communications. Ppt introduction to computer networks mohammed najm. Mike meyers in this chapter, you will learn how to. Find materials for this course in the pages linked along the left. The aim of the computer network is the sharing of resources among various devices. Introduction a network is a collection of computers connected to each other. It also discusses the relationship of local area networks to long haul networks and computer system 10 buses, as well as the impact of these networks on the field of computer communi cations today. Basic of networking a computer network consists of a collection of computers, printers and other. This course teaches the concepts and general principles of the underlying networks of the internet. Computer networks lecture1,introduction to computer network.
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