Chapter 20    Networks

Answer these questions from pages 1143 – 1168 of your Mike Meyers book.

1. What is an advantage of having a network?
2. What are 4 big questions that must be considered before instituting a network?
3. What are protocols with respect to networks?
4. What are naming conventions?
5. What is a hub?
6. What is meant by the term topology?
7. What is a packet or frame?
8. What is a NIC?
9. What is a MAC address?
10. Name four common features that frames share.
11. What is meant by bus topology? Be able to identify the diagram of bus topology.  See page 1147.
12. What is CSMA/CD on a bus topology?
13. What is a packet storm?
14. In order to prevent packet storms, terminator are used. What are terminators and what is its purpose?
15. What is a ring topology?  See the diagram on page 1150.
16. What is token passing?
17. Who patented the Token Ring?
18. What is MSAU?
19. What is the single most popular topology today?
20. What is Ethernet?
21. What is coaxial cable? Explain the makeup of coax.
22. What is Thicknet?
23. What is a vampire connector?
24. Why is bus topology risky?
25. What is Thinnet?

26.  What type of cable does Thinnet use?  What does RG stand for?

27. Name some of the limitations of thin Ethernet.
28. Name some of the pluses that Thin Ethernet has over Thicknet.
29. What is a T connector?
30. What is meant by UTP cabling?
31. What is meant by CAT levels?
32. Name the 5 levels and describe the speeds of each.
33. Why are businesses today using CAT 5 despite the high cost ?
34. What is the requirement of 10BASET cabling?
35. What is the RJ-11 used for?
36. Know the standardized color chart for cabling found on page 1162 of your book.
37. What is a hub?
38. What is a port?
39. What is star bus topology?
40. What is the maximum distance from the hub to any device?
41. What is a repeater and why do 10BASE-T hubs serve as this?
42. Name the two most common types of 100BASE-T and the requirements of both.
43. What is fiber optic Ethernet and why is it attractive?
44. What is meant by the backbone?
45. What is a Token Ring?
46. What is meant by STP?
47. What are the types of STP?
48. What is a hermaphroditic connector?
49. What are MAUs?
50. How many computers can be supported by a Token Ring using STP?   Using UTP?
51. What  is the maximum distance between two MAUs using a repeater?