ࡱ> PRO7  bjbjUU "7|7|l<W2IIIWWWWWWWY 9[WICEIIIWK]4WKKKI WKIWKK]R:W,W `dt'xJ .W WW0W8WR \ J \WKIntroduction to Networking Marconi Tutorial Worksheet Lesson 4: WAN Framing, Timing and Signaling Name: What is Multiplexing?   What are the three categories of multiplexing and what do they do?  Explain Frequency Division Multiplexing?    Define Time Division Multiplexing?  What is Statistical Time Division Multiplexing?  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