WIRELESS NETWORKS AND MOBILE IP
WIRELESS LANS
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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acknowledgement of data frames
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multi-mode data transmission
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collision detection
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connection to wired networks
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Detailed explanation-1: -8. Which one of the following event is not possible in wireless LAN? Explanation: Collision detection is not possible in wireless LAN with no extensions. Collision detection techniques for multiple access like CSMA/CD are used to detect collisions in Wireless LANs.
Detailed explanation-2: -The best explanation I could find is “due to extreme ratio in transmitting and receiving power, it is very impractical to transmit data on the same channel. Hence collision avoidance is used".
Detailed explanation-3: -Which of the following is not a standard of WLAN? Explanation: AMPS is a standard of first generation network. HIPERLAN is a WLAN standard developed in Europe in mid 1990s. HIPERLAN/2 is also developed in Europe that provides upto 54 Mbps of user data.