For MAC sublayer protocols, which one is CORRECT
A. For CSMA, a frame is sent at once when it is generated
B. For pure ALOHA, collision will never occur
C. For pure ALOHA, frame is sent only at the very beginning of interval
D. 1-persistent CSMA is a special example of p-persistent CSMA
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RIP is an implementation of DV algorithm
Dijkstra algorithm compute shortest path using weight on each communication-line.
Flooding routing has high reliability, therefore it is used in military affairs frequently
The shortest path is the fastest one with the lest lines.