A.It suits those best who have no fixed time to study. B.It can provide more chances of education. C.It can take the place of the traditional education. D.The studies of online education is more interactive.
【单选题】36 We are sending a 30 Mbit MP3 file from a source host to a destination host. Suppose there is only one link between source and destination and the link has a transmission rate of 10 Mbps. Assume tha...