Ch06 - Network Guide to Networks 4th Edition Solutions 6 1...

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Network+ Guide to Networks, 4 th Edition Solutions 6 – 1 Network+ Guide to Networks, 4 th Edition Chapter 6 Solutions Review Questions 1. You are asked to upgrade a bus topology LAN at a friend’s house to a star topology LAN. Your friend wants to connect three computers and a printer and use the Ethernet access method. His computers do not contain wireless NICs. At minimum, which of the following devices must you add to his current networking hardware? c. hub 2. What kind of topology is susceptible to signal bounce? b. bus 3. Which network access method relies most often on a star-wired bus physical topology? a. Ethernet 4. What is the logical topology used by FDDI networks? c. ring 5. How do workstations in a ring topology negotiate which node has the authority to transmit data at any given time? d. by using tokens 6. Which of the following is a potential problem with daisy-chaining hubs on a 10BASE- T network? a. exceeding the maximum network length 7. When a wireless workstation is using passive scanning, how does it locate an available access point? c. It receives a beacon signal from a nearby access point. 8. Why is packet switching more efficient than circuit switching? b. In packet switching, packets can take the quickest route between nodes and arrive independently of when other packets in their data stream arrive. 9. What happens in CSMA/CD when a node detects that its data has suffered a collision? d. It signals to the network that its data was damaged in a collision, waits a brief period of time before checking the network for activity, and then retransmits the data. 10. Why are Ethernet_II frames preferred over Ethernet_802.3 frames on contemporary LANs?
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Network+ Guide to Networks, 4 th Edition Solutions 6 – 2 a. because they can support multiple higher-layer protocols, and Ethernet_802.3 frames cannot 11. What is the purpose of padding in an Ethernet frame? d. ensuring that the data portion of the frame totals at least 46 bytes 12. On a 100BASE-TX (Fast Ethernet) network, what is the maximum number of hubs that can be connected along the bus of a star-wired bus topology? a. two
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Ch06 - Network Guide to Networks 4th Edition Solutions 6 1...

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