TYPES OF COMPUTER NETWORKS Maninder Kaur professormaninder@gmail.com What is Network? • 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. • The computers on a network may be linked through cables‚ telephone lines‚ radio waves‚ satellites‚ or infrared light beams. Different Types of Networks • Depending upon the geographical area covered by a network‚ it is classified as: – Local
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1. Introduction With the rapid development of new communications technology and network technology‚ some industries such as information industry show significant network externality characteristics. Network externality has been defined as "a change in the benefit‚ or surplus‚ that an agent derives from a good when the number of other agent consuming the same kind of good changes" (Liebowitz & Margolis‚ 1996). In other words‚ the product will be more valuable if more people use it. For example
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Peer-to-Peer Networks for Content Sharing Choon Hoong Ding‚ Sarana Nutanong‚ and Rajkumar Buyya Grid Computing and Distributed Systems Laboratory‚ Department of Computer Science and Software Engineering‚ The University of Melbourne‚ Australia (chd‚ sarana‚ raj)@cs.mu.oz.au ABSTRACT Peer-to-peer (P2P) systems are popularly used as “file-swapping” networks to support distributed content sharing. A number of P2P networks for file sharing have been developed and deployed. Napster‚ Gnutella
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REAL TIME POWER SYSTEM SECURITY ASSESSMENT USING ARTIFICIAL NEURAL NETWORKS REAL TIME POWER SYSTEM SECURITY ASSESSMENT USING ARTIFICIAL NEURAL NETWORKS Abstract Contingency analysis of a power system is a major activity in power system planning and operation. In general an outage of one transmission line or transformer may lead to over loads in other branches and/or sudden system voltage rise or drop. The traditional approach of security analysis known as exhaustive security analysis involving
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POST GRADUATE CENTRE MSc. COMPUTER NETWORKING Network Administration Title: Network Management/Maintenance Models Lecturer: Mr. Sharif Salem Lecturer: Mr. Shahir Title: Network Management/Maintenance Models Lecturer: Mr. Sharif Salem Lecturer: Mr. Shahir Names : Usama Musa Hamdan Student ID# : 110030807 Semester : 2 Academic Honesty Policy Statement I‚ hereby attest that contents of this attachment are my own work
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The Security Threats Of Online Shopping Have you ever bought a book from Amazon‚ purchased a movie or a music album from iTunes‚ booked and paid for a hotel room or a plane ticket at Expedia‚ ordered clothes or cosmetics from the brand’s website‚ sold your unused stuff on eBay‚ ordered a fitness class with discount through Groupon? If the answer is yes‚ then you are an online shopping consumer. Online shopping is a form of electronic commerce which allows people to purchase and sell products or
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Manuel Castells Materials for an explorator y theory of the network society1 ABSTRACT This article aims at proposing some elements for a grounded theor y of the network society. The network society is the social structure characteristic of the Information Age‚ as tentatively identi ed by empirical‚ cross-cultural investigation. It permeates most societies in the world‚ in various cultural and institutional manifestations‚ as the industrial society characterized the social structure of
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A shopping mall is a building or group of buildings that contains stores. The stores are connected by walkways so that consumers can easily walk between the stores. Malls can be built in an enclosed or open-air format. The Grand Bazaar in Istanbul is an early shopping mall dating from the 15th century. In 1819‚London opened a shopping center called the Burlington Arcade. Milan‚ Italy built a shopping center in the 1860s called the Galleria Vittorio Emanuele II. In the United States‚ people began
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Co: __________________________ Case Study Grading Rubric % Clear explanation of key strategic issues • The problems‚ scope‚ and seriousness was clearly identified in the discussions. • There was a well focused diagnosis of strategic issues and key problems that demonstrated a good grasp of the company’s present situation and strategic issues. • Effective Executive Summary • Did not waste space summarizing information already found in the case. 20% Comments: Score (0‐25): _______
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BUTTERFLY NETWORK Butterfly network is a network with 2q nodes and q + 1 columns as an unfolded q-cube in order to facilitate the discussion‚ visualization‚ and analysis of hypercube routing algorithms. However‚ a butterfly network can be viewed as a parallel processing architecture in its own right. A butterfly architecture (Fig. A‚ left) has p = 2 q(q + 1) processors of maximum degree d = 4‚ a diameter of 2q = ∪(log p)‚ and a bisection width of ( – 1)2 q+1 + 0(2 q) = ∪(p/log p). A wrapped
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