COMPUTER NETWORKS AND COMMUNICATIONS
WIRELESS COMMUNICATION TECHNOLOGIES
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Increase probability of blocked call
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Cross talk
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Decrease channel utilization
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Increase storage and computational load on system
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Detailed explanation-1: -Disadvantages. Dynamic channel allocation schemes increases the computational as well as storage load on the system.
Detailed explanation-2: -Dynamic channel assignment reduces the likelihood of blocking in comparison to fixed channel assignment. Explanation: Dynamic channel assignment reduces the likelihood of blocking.
Detailed explanation-3: -In dynamic channel assignment strategy, voice channels are allocated to different cells permanently. Explanation: In a dynamic channel strategy, voice channels are not allocated to different cells permanently. Instead, serving base station requests a channel from MSC each time a cell request is made.
Detailed explanation-4: -Dynamic Channel Assignment (DCA): Dynamic Channel Assignment is a strategy in which channels are not permanently allocated to the cells. When a User makes a call request then Base Station send that request to the MSC (Mobile Station Cente) for the allocation of channels or voice channels.