Pdf introduction to computer networks unit 1 introduction. Download this computer networking pdf excerpt from computer networks, a book that addresses the key principles of computer networks. A computer network is defined as the interconnection of two or more computers. Today, we will discuss the main types of computer networks on the basis of the maximum distance covered where they can be accessed and operate. This tutorial explains the different types of computer network such as lan, man, wan, pan, can, gan, internet, internet, intranet, extranet, vpn, clientserver, workgroup and homegroup in detail. We will first look at constituent network components and various network types, and. Dcn computer network types generally, networks are distinguished based on their geographical span. Unmanaged switches these are the switches that are mostly used in home networks and small businesses as they plugin and instantly start doing their job and such switches do not need to be watched or configured. Let us take a look at the most popular types of networks available today. It is also used to mean the interconnection of several local.
Tags 3 types of computer network how many types of computer network how many types of network lan. Different types of private networks are distinguished based on their sizes in terms of the number of machines, their data transfer speeds, and their reach. Simply downloading files from or sharing programs and databases on a server is. Computer networks a group of two or more computer systems linked together. Find, read and cite all the research you need on researchgate. This computer network topologies and their types pdf. There are many types of network available in the networking industries and the most common network are local area network. Different types of cable in networking snabay networking. 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. One way to categorize the different types of computer network designs is by their scope or scale. Damage can range from the unintended downloading of personal data to. This chapter introduces the fundamental concepts of computer networks.
Explain different types of computer networks lan, man, wan. The rj48 and rj45 look the same, but the pinouts are different. A network can be defined as a group of computers and other devices connected. Computer networks can be discriminated into various types such as clientserver. Is a network of computers located at different sites within a large physical area, such as a city. Slide rule 4 and a burroughs adding machine advertisement from 1954 5 handheld devices such as these are also computers 6.
There are several d ifferent types of computer networks. In these computer networks handwritten notes pdf, we will study the concepts of data communication and computer networks which comprises of the study of the standard models for the layered protocol architecture to. User can then access his mails and download them to the. Fig 1 gives an example of a network in a school comprising of a. Jan 07, 2017 computer networks seminar pdf report, ppt. Types of networks networks can be categorized depending on size, complexity, level of security, or geographical range.
Jun 22, 2016 tags 3 types of computer network how many types of computer network how many types of. Data communication and computer network tutorialspoint. It is important to contact a number of different suppliers as prices. Learn the different types of computer network including their definitions and characteristics in easy language. A combination of any two or more network topologies. This is because virtually every computing activity or information sharing we do today depends on one form of network or another. In computer networks, media refers to the cables linking workstations together. For historical reasons, the networking industry refers to nearly every type of design as some kind of area network. Local area network lan metropolitan area network man wide area network wan personal area network pan a lan is a network that is used for communicating among computer devices, usually within an office building or. Usually, a central computer is attached with subcontrollers which in turn participate in a variety of topologies hybrid topology hybrid topology. A way to classify the different types of computer network. The computer networks which are designed for personal use are known as pan or personal area.
Wide area network wan html view of the presentation. Ppt types of computers powerpoint presentation free to download id. For example, a file server is a computer and storage device dedicated to storing files any user on the network can store files on the server. Explain different types of computer networks lan, man. All the content and graphics published in this ebook are the property of tutorials. Principles, protocols and practice, release techniques allow to create pointtopoint links while radiobased techniques, depending on the directionality of the antennas, can be used to build networks containing devices spread over a small geographical area.
A network can be as small as distance between your mobile phone and its bluetooth headp. The wan is a communications network that makes use of existing technology to connect local computer networks into a larger working network that may cover both national and international locations. Different type network security threats and solutions. Hello friends computer network topologies and their types pdf download for all of you. By protocol, computer networks may be classified according to the communications protocol that is being used on the network. There are so many different types of computer networks in existence, it can be hard to understand the differences between them, particularly the ones with very similarsounding names. While the term computer can apply to almost any device that has a microprocessor in it, most people think of a computer as a device that receives input from the user through a mouse or keyboard, processes it in some fashion and displays the result on a screen.
Broadly speaking, there are two types of network configuration, peertopeer networks. In a computer network, two or more computers are linked together with a medium and data communication devices for the purpose of. Types of network topology in computer networks studytonight. A computer network is an assemblage of computers and hardware interrelated by communication stations that permit distribution of properties and information. A personal area network pan is a computer network used for communication among computer devices, including telephones and personal digital assistants, in proximity to an individuals body. Communication from one computer to another computer iv.
A lan is used to connect the computers and other network devices so that the devices can communicate with each other to share the. Private networks are networks that belong to a single organization. Most computer networks are general purpose networks used for many different forms of communication, but some networks have been built for a very specific purpose. We will discuss some of the most popular topologies based o. Comparison between peertopeer and client server types 10 1. Definition a computer is a machine that can be programmed to manipulate symbols.
This lesson explains the structures and functions of. The size of a network should be expressed by the geographic area and number of computers, which are a part of their networks. See the articles on list of network protocol stacks and list of network protocols for more information. Youll be assessed on the functions of computer networks and different.
Local area network lan lan is one of the simplest types of computer networks in which computers are connected together over the span of small distances. A device that receives data, processes data, stores data, and produces a result. Types of server a server is a computer or device on a network that manages network resources. These are the types of computer networks wherein the computers in a specified closed. The most common types of computer networks are lans, or local area networks. There are many different types of transmission media, the most popular being twistedpair wire normal electrical wire, coaxial cable the type of cable used for cable television, and fiber optic cable cables made out of glass.
Computer networks are of many different types such as personal area network pan, local area network lan, metropolitan area network man, campus area network can, storage area network san and wide area network wan. Computer network topologies and their types pdf download. Jan 03, 2019 hello friends computer network topologies and their types pdf download for all of you. All student who preparation competitive examination will help you for upcoming exams like railway,cat, ssc,mppsc and other state level exam. A hybrid topology always accrues when two different basic network topologies are connected. A metropolitan area network man is a network that interconnects users with computer resources in a geographic area or region larger than that covered by even a large local area network but smaller than the area covered by a wide area network wan. It is done to enable the computers to communicate and share available resources. Types of computer cables you must know about there are plenty of computer cables available on the. Secure routing in manets is one of the challenging task, designing a new security mechanism for mobile adhoc networks, routing protocol must aware about different type of attacks as well as the. Download speed the speed at which data is delivered to a school modem. In these computer networks handwritten notes pdf, we will study the concepts of data communication and computer networks which comprises of the study of the standard models for the layered protocol architecture to communicate. Clientserver the computers are connected by a network, and there is a server present.
There are different types of switches in a network. Computer network topologies and their types pdf download such as bus topology, star topology, ring topology, tree topology and mesh topology. There are so many different types of computer networks in existence, it can be hard to understand the differences between them, particularly the. Pdf computer networks handwritten notes free download. Depending on the needs, there are different types of computer networks that can be used.
Explain different types of data processing and advantages disadvantages. Types of computer networks local area network wireless lan. There are many different types of computer networks and some of them are stated below. Different types of computer networks a computer network is an interconnection of various computer systems located at different places. Types of computer network explained in easy language.
Functionality of lan, man and wan networks possible media types for lan and wan connections. The most common types of computer networks are the lan, wan, man, and wlan, and many others. Peer to peer workgroups the computers are connected by a network, however, there is not a server present. In chapter 1, foundation, learn how local and wide area networks wans are now built to connect more than computers. This quizworksheet combo will help you test your understanding of the structure and functions that computer networks serve. What are the different link types used to build a computer network what are the different link types used to build a computer network. Lan, wan, man explain different types of computer networks. In a computer network, two or more computers are linked together with a medium and data communication devices for the purpose of communicating data and sharing resources. There are usually said to be three categories of such networks. Depending upon the geographical area covered by a network, it is classified as. Types of computer networks free download as powerpoint presentation.
We can categorize them according to their size as well as their purpose. A computer network consists of a collection of computers, printers and other. Pdf computer networks and communications researchgate. Types of networks models of networking appropriate to students ncte recommendation to students some relevant terms. Lans are distinguished from other kinds of networks by three characteristics. Computer networks are basically interconnected computers. Pdf network security is one of the tough job because none of the routing protocol cant fully secure the path. This website is good for dca student but this website is not allow pdf. In this guide, we will discuss the types of computer networks in detail. This topic is very good for all types of competition examinations. Home computer networks viva questions what are the different link types used to build a computer network what are the different link types used to build a computer network.
Computer networks pdf notes free download cn notes. Find hundreds of computer documents in pdf, courses and exercises on different areas such as programming, network, databases, hacking and many others. Pdf different type network security threats and solutions. Ppt types of computers powerpoint presentation free to. These classes and exercises are free and downloadable directly without registration. What are the different link types used to build a computer. Different types of topologies such as star, tree, bus, ring, etc can be used. The adobe flash plugin is needed to view this content. Lans enable the sharing of resources such as files or hardware devices that may be needed by multiple users is limited in size, typically spanning a few hundred meters, and no more than a mile is fast, with speeds from 10 mbps to 10 gbps. Lan,wan,man today, we will discuss the main types of computer networks on the basis of the maximum distance covered where they can be accessed and operate. Topics in our studying in our computer networks handwritten notes pdf. A computer network is a group of computers connected with each other through a transmission medium such as cable, wire etc.
There are various types of computer networks available. Types of switches in computer network geeksforgeeks. For a development of the foundations of protocol design see srikant 2004 and meyn 2007. Basic of networking 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. Networking cables are used to connect two or more devices such as a computer, printer, scanner, etc. Local area network lan metropolitan area network man wide area network wan personal area network pan local area network lan a lan is a network that is used for communicating among computer devices. There are several types of computer networks that can be used for the purpose of data communication and information sharing. Jun 14, 2018 different types of private networks are distinguished based on their sizes in terms of the number of machines, their data transfer speeds, and their reach. Different types of networks depending upon the geographical area covered by a network, it is classified as. A way to classify the different types of computer network is by the scope or the scale of their operation. Different types of computers and their function there are various type of computer as per. Mike meyers in this chapter, you will learn how to. Types of networks lan local area network a local area network is a privately owned computer network covering a small networks geographical area, like a home, office, or groups of buildings e. There are mainly three types of computer networks based on their size.
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