4. What is the problem in half-duplex Gigabit Ethernet?
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5. What is the minimum frame length, in meters, whentransmitted in Gigabit Ethernet?
6. Why not CSMA/CD for wireless LAN?
7. What problem does the RTS/CTS mechanism solvefor CSMA/CA in wireless LAN?
8. What are the differences between collision domain,broadcast domain, and VLAN? (Describe what theyare, their scopes and whether they can overlap.)