Download e-book for kindle: Business Data Communications and Networking, 10th Edition by Jerry FitzGerald, Alan Dennis

By Jerry FitzGerald, Alan Dennis

ISBN-10: 0470055758

ISBN-13: 9780470055755

Over the last few years, many basic alterations have happened in info communications and networking that may form the long run for many years to come.Updated with the newest advances within the field, Jerry FitzGerald and Alan Dennis' tenth variation of industrial information Communications and Networking maintains to supply the basic ideas and state of the art assurance functions that scholars have to achieve this fast-moving field. Authors FitzGerald and Dennis have built a beginning and balanced presentation from which new applied sciences and purposes could be simply understood, evaluated, and in comparison.

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Extra info for Business Data Communications and Networking, 10th Edition

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Explain how a message is transmitted from one computer to another using layers. Describe the three stages of standardization. How are Internet standards developed? EXERCISES 17. Describe two important data communications standards-making bodies. How do they differ? 18. What is the purpose of a data communications standard? 19. What are three of the largest interexchange carriers (IXCs) in North America? 20. Name two regional Bell operating companies (RBOCs). Which one(s) provide services in your area?

Discuss the issue of communications monopolies and open competition with an economics instructor and relate his or her comments to your data communication class. 1-3. Find a college or university offering a specialized degree in telecommunications or data communications and describe the program. 1-4. Describe a recent data communication development you have read about in a newspaper or magazine and how it may affect businesses. 1-5. Investigate the networks in your school or organization. Describe the important local area networks (LANs) and backbone networks (BNs) in use (but do not describe the specific clients, servers, or devices on them).

A wide area network (WAN) spans city, state, or national boundaries. Network Model Communication networks are often broken into a series of layers, each of which can be defined separately, to enable vendors to develop software and hardware that can work together in the overall network. In this book, we use a five-layer model. The application layer is the application software used by the network user. The transport layer takes the message generated by the application layer and, if necessary, breaks it into several smaller messages.

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