Homework4 - Business Data Communications(MGT 4053 Homework...

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1 Business Data Communications (MGT 4053) Homework 4 Name:__________________________________ Part I. Multiple Choice: 30 points total (2 points each). 1. Which of the following is not a purpose for using hubs in a network? a. to act as a communications server b. to connect network cables c. to prevent attenuation d. to act as a junction box e. none of the above 2. A logical bus topology: a. is always used by switched Ethernet LANs b. has all computers connected to each other in point-to-point connections c. belongs to a type of topology which devices like a hub or repeater cannot be used with d. permits every message to be received by every computer on the bus, even when those messages are intended for other computers e. none of the above 3. Which of the following is NOT a multiplexing technique used by cellular networks? a. Extended Range Division Multiple Access (ERDMA) b. Frequency Division Multiple Access (FDMA) c. Time Division Multiple Access (TDMA) d. Code Division Multiple Access (CDMA) e. Space Division Multiple Access (SDMA) 4. Layer-2 switches:
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This note was uploaded on 12/09/2011 for the course MGT 4459 taught by Professor Pawn during the Spring '11 term at Georgia Tech.

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Homework4 - Business Data Communications(MGT 4053 Homework...

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