chapter 3 quiz questions

chapter 3 quiz questions - 1. Which of the following is a...

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1. Which of the following is a potential drawback to using fiber- optic cable for LANs? a. It can carry transmissions using only TCP/IP. b. It cannot handle high-bandwidth transmissions. c. It is expensive. d. It is not yet an accepted standard for high-speed networking. 2. What part of a cable protects it against environmental damage? a. Sheath b. Cladding c. Plenum d. Braiding 3. One of the most common transmission flaws affecting data signals is ____. a. latency b. throughput c. noise d. attenuation 4.Your campuswide WAN is experiencing slow Internet response times. When you call your Internet service provider to ask if they can troubleshoot the problem from their end, they warn you that their responsibilities end at the demarc. What do they mean? a. They will not diagnose problems beyond your organization’s entrance facilities. b. They will not diagnose problems beyond your organization’s IDF. c. They will not diagnose problems beyond your organization’s telco rooms. d. They will not diagnose problems beyond your organization’s MDF. 5. What is the origin of the word modem? a. Modulator/demodulator b. Modulator/decoder c. Multiplexer/demultiplexer d. Modifier/demodifier 6. A wave with which of the following frequencies would have the shortest wavelength? a. 10 MHz b. 1 GHz c. 100 GHz d. 100 MHz 7. Which term describes the hardware that makes up the enterprise-wide cabling system? a. network diagram b. wiring board c. patch panel d. cable plant 8.____ describes a popular serial data transmission method. a. EIA/TIA 568A standard b. EIA/TIA Commercial Building Wiring Standard c. EIA/TIA 568BA standard d. EIA/TIA RS-232 (Recommended Standard 232) 9. Which standard is also known as structured cabling? a. TIA/EIA RS-232 (Recommended Standard 232) b. TIA/EIA 568BA Standard c. TIA/EIA Commercial Building Wiring Standard d. TIA/EIA 568A Standard 10. In addition to some types of data networks, which of the following use half-duplex communication? a. Satellite Internet connections b. Telephones c. Television broadcast towers d. Walkie-talkies 11. What is the maximum distance specified in the structured cabling standard for a horizontal wiring subsystem? a. 100 m
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This note was uploaded on 02/15/2012 for the course ISDS 4120 taught by Professor Staff during the Spring '08 term at LSU.

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chapter 3 quiz questions - 1. Which of the following is a...

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