Following are excerpts of an interview with Rajkumar Kanagasingam‚ Partner of Selvasingam Consultants(selvaass.com)‚ who consults on regional and global promotional strategies‚ and an authorised promoter of the PR Newswire Asia: Q: Can you explain what PR Newswire Asia and its services are about? A: PR Newswire Asia (en.prnasia.com) is the Asian arm of the PR Newswire (www.prnewswire.com)‚ the global leader in news and information distribution services. PR Newswire is the premier global
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do you mean by data communication? Ans: It is the exchange of data between two devices via some form of transmission medium such as wire cable. The communicating system must be part of a communication system made up of a combination of hardware and software. The effectiveness of a data communication system depends on three fundamental characteristics: delivery‚ accuracy and timeliness. 2. What is simplex? Ans: It is the mode of communication between two devices in which flow of data is unidirectional
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Don’t forget to check out the Online Learning Center‚ www.mhhe.com/forouzan for additional resources! Instructors and students using Data Communications and Networking‚ Fourth Edition by Behrouz A. Forouzan will find a wide variety of resources available at the Online Learning Center‚ www.mhhe.comlforouzan Instructor Resources Instructors can access the following resources by contacting their McGraw-Hill Representative for a secure password. PowerPoint Slides. Contain figures‚ tables‚ highlighted
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on a company and only allows internal employee access. Extranet- Type of network that allows outside vendors special access to limited info in a company. Protocols- Rules of communication. * An identified sender and receiver * An agreed-upon method of communicating * Common language and grammar * Confirmation or acknowledgement requirements Elements of a Network: * Rules or agreements: protocols or how the message is semt‚ directed‚ received and interpreted. * Massages:
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33151 – DATA COMMUNICATION AND COMPUTER NETWORKS ASSIGNMENT 1 (CO1‚ CO2 : PO1‚PO3) Note: • Submission Date: On or before but not after 12-10-2012 • Refer “Data Communications and Networking” 4th edition‚ Behrouz A. Forouzan • No Plagiarism • Kindly use A4 sheets 1. For n devices in a network‚ what is the number of cable links required for a mesh‚ ring‚ bus‚ and star topology? 2. Assume five devices are arranged in a mesh topology. How many cables
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Explaining How Moving From Place to Place Affects Teens It isn’t easy for anyone to pack up and leave everything that is familiar and try to fit into a new environment. But it’s especially hard during a time in your life when there are already so many physical and emotional changes taking place in a young teens life. There is so many different ways a big move can have a impact on a teen ‚ even if its a small or big impact teens still go through changes an some times lose great friends by
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COMMUNICATION NETWORKS AND CHANNELS EFFECT OF ICT ON MANAGERIAL COMMUNICATION As organizational workforces become more and more diverse and widespread throughout the world‚ communication issues increase in importance. Organizational communication network It is the pattern of information flow among task group members. Five major network structures have been identified. 1. The three centralized networks are structured so that most messages must flow through a pivotal person in the network.
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(wired) or unguided (wireless) – Communication achieved by using em waves • Characteristics and quality of data transmission – Dependent on characteristics of medium and signal – Guided medium ∗ Medium is more important in setting transmission parameters – Unguided medium ∗ Bandwidth of the signal produced by transmitting antenna is important in setting transmission parameters ∗ Signal directionality · Lower frequency signals are omnidirectional · Higher frequency signals can be focused in a directional
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SOLUTIONS MANUAL DATA AND COMPUTER COMMUNICATIONS EIGHTH EDITION CHAPTERS 1 - 12 WILLIAM STALLINGS Copyright 2007: William Stallings © 2007 by William Stallings All rights reserved. No part of this document may be reproduced‚ in any form or by any means‚ or posted on the Internet‚ without permission in writing from the author. Selected solutions may be shared with students‚ provided that they are not available‚ unsecured‚ on the Web. -2- NOTICE This manual contains
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Business Data Networks and Security‚ 9e (Panko) Chapter 9 TCP/IP Internetworking II 1) In IP subnet planning‚ having a large subnet part allows more hosts per subnet. Answer: FALSE 2) When the subnet part is made larger‚ the host part must be smaller. Answer: TRUE 3) If your subnet part is 8 bits long‚ you can have ________ subnets. A) 64 B) 128 C) 256 D) None of the above Answer: D 4) In IP subnet planning‚ you need to have at least 130 subnets. How large should your subnet
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