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William Stallings Data and Computer Communications 7th Edition

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William Stallings Data and Computer Communications 7th Edition

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    1. William Stallings Data and Computer Communications 7th Edition Chapter 1 Data Communications and Networks Overview

    2. A Communications Model Source generates data to be transmitted Transmitter Converts data into transmittable signals Transmission System Carries data Receiver Converts received signal into data Destination Takes incoming data

    3. Communications Tasks

    4. Simplified Communications Model - Diagram

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