Eight stations are competing for the use of a shared channel using the 'Adaptive tree Walk Protocol'. If the stations 7 and 8 are suddenly become ready at once, how many bit slots are needed to resolve the contention?
Which of the following statements is correct for the use of packet switching?
A:
the subdivision of information into individually addressed packets in conjunction with alternative routing arrangement enabled the transmission path to be altered in the event of congestion or individual link failure
B:
the employment of additional intelligence within the network enabled more sophisticated error control and link control procedures to be applied
C:
by employing wide bandwidth circuits for the trunk networks substantial economies through extensive sharing of capacity could be achieved.
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