2. POP QUIZ !!!

3. Multiple Choice Questions

4. What’s the Speed of Fast Ethernet? A. 10 Mbps B. 4/16 Mbps C. 100 Mbps D. 1000 Mbps E. None of the Above

5. A Leased Line that has speeds of 1.544 Mbps? A. 56k B. T1 C. T3 D. OC3 E. All of the Above

6. A Network Architecture based on token passing around a dual fiber ring is? A. ATM B. CDDI C. Token Ring D. FDDI E. Fast Ethernet

7. Fill in the Blanks

8. The 3 firms involved with the original development of the Ethernet standard were _______________, __________________ and __________________. Dec, Xerox Intel

9. A typical ethernet address is made up of ________ hex digits. An example would look like ______________. A typical ip address is written down with ________ distinct parts (sections), where each part ranges from _____ to _______. An example would look like _________. 12, 1A:BC:F4:44:6C:A1, 4, 0, 255, 165.230.99.70

10. Some of the Rules for Ethernet: 10Base5: _______ maximum segment length _______ maximum number of segments 10BaseT: _______ maximum distance from hub to a given system 500m, 5, 100m

11. Acronym Expansions

12. MAU Multistation Access Unit TCP/IP Transmission Control Protocol/Internet Protocol DSL Digital Subscriber Line

13. Simple Definitions

14. Attenuation The loss of signal strength over a distance. Occurs with electrical signals over copper, light over fiber, voice over the air. Crosstalk Interference created by surrounding wires, minimized by twisted pair wiring UPS Uninterruptable Power Supply, provides protection against voltage spikes/dips, as well as continued power in case of power outage

15. Questions and Answers

16. What are some of the positive aspects of a Lan? Why Lans?

17. In telecommunications, we talked about “encoding” the data. What is meant by that? Explain some methods? Why is it needed? Is it useful for lans/wans also?

18. Compare and Contrast the 3 main network topologies.

19. Clearly Explain how CSMA/CD works.

20. Draw a ethernet packet and show all fields and their sizes. Also draw a asynchronous data packet, again showing all fields and sizes.

21. The End!