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Data communications and computer networks are becoming increasingly more important - today's business world could not function without either. "Data Communications and Computer Networks" offers a balance between technical and practical aspects of data communication. Business managers, computer programmers, ...
CHAPTER 2 THE BASIS OF DATA COMMUNICATION Data Communications and Computer Networks 基本概念 信号与通信 模拟信号(analog signal)是指信号的因变量完全随连续消息的变化而变化的信号。模拟信号的自变量可以是连续的,也可以是离散的;但其因变量一定是连续的,如图2 - 1 a所示。 数字信号(digital signal)是指表示...
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Data and Computer Communications 本书内容涉及基本的数据通信原理、各种类型的计算机网络以及多种网络协议和应用。 WilliamStallings,斯托林斯 - Collier Macmillan 被引量: 620发表: 2014年 The PAH mutation analysis consortium database: update 1996 Computer Communication NetworksDatabasesFactualMutationPhenylalanine ...
Data communications 3. Information theory 4. Error control 5. Data link control 6. Modems 7. Access networks 8. Transport networks 9. Introduction to local area networks 10. LAN standards 11. High-speed LANs and metropolitan area networks 12. Packet-switched and frame relay networks 13. ...
aElectronic networks, woven into the fabric of scientific communication these days, are the route to colleagues in distant countries, shared data, bulletin boards and electronic journals. Anyone with a personal computer, a modem and the software to link computers over telephone lines can sign on....
Computer Networks: Network Technology and Data Communications5个回答 计算机网络:网络技术和数据通信2013-05-23 12:21:38 回答:匿名 正在翻译,请等待... 2013-05-23 12:23:18 回答:匿名计算机网络: 网络技术和数据通讯 2013-05-23 12:24:58 回答:匿名计算机网络: 网络技术和数据通信 2013-05-23 12:26:...
• Checking e-mail and so on. Back to top Corresponding textbook Data Communications and Computer Networks | 6th Edition ISBN-13:9780538452618ISBN:538452617Authors:Curt WhiteRent | Buy This is an alternate ISBN. View the primary ISBN for:null null Edition Textbook Solutions ...