Focus Questions Exercise Chapter 7 Name:
Date: Class:


Cisco Exercises - Semester 1 - Networking Fundamentals
Chapter 7 Layer 2: Technologies




1. What is the size and composition of a token?





2. What does the source address field in an FDDI frame identify?





3. Which field determines whether the frame contains asynchronous or
synchronous data?





4. What are two features that are both FDDI and Token Ring share?





5. What are the three advantages that optical fiber has over copper wiring?





6. What network layer device must all network traffic pass through on a star
topology?



7. What is the purpose of a NIC?






8. What are two reasons why LANs are segmented?






9. Ethernet uses which access method to detect errors within data packets or on
the network?






10. Why is it cost efficient to have a switched LAN environment?