Lecture No. 08

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Communications Channel • The amount of data that can travel over a communications channel sometimes is called the bandwidth • Latency is the time it takes a signal to travel from one location to another on a network • Transmission media carries one or more signals • Broadband media transmit multiple signals simultaneously Page 491 Figure 9‐34 Discovering Computers 2012: Chapter 9 48
Physical Transmission Media Page 492 Figure 9‐35 Discovering Computers 2012: Chapter 9 49
Page 1 and 2: Discovering Computers 2012 Your Int
Page 3 and 4: Objectives Overview Explain the pur
Page 5 and 6: Communications Pages 460 - 461 Figu
Page 7 and 8: Uses of Computer Communications •
Page 13 and 14: Uses of Computer Communications Gro
Page 15 and 16: Uses of Computer Communications Pag
Page 17 and 18: Networks • A network is a collect
Page 19 and 20: Networks • A local area network (
Page 21 and 22: Networks • The design of computer
Page 23 and 24: Networks • A network topology ref
Page 25 and 26: Network Communications Standards Et
Page 27 and 28: Network Communications Standards Pa
Page 29 and 30: Network Communications Standards
Page 31 and 32: Network Communications Standards Wi
Page 33 and 34: Communications Over the Telephone N
Page 35 and 36: Communications Over the Telephone N
Page 37 and 38: Communications Devices • A commun
Page 39 and 40: Communications Devices Page 486 Fig
Page 41 and 42: Communications Devices • A networ
Page 43 and 44: Communications Devices • A router
Page 45 and 46: Home Networks • Home networks pro
Page 47: Home Networks Page 490 Figure 9‐3
Page 51 and 52: Wireless Transmission Media Page 49
Page 53 and 54: Wireless Transmission Media • Mic
Page 55 and 56: Summary Overview of communications

Lecture No. 08

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