# 455 Aug 30

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Suppose two computers are connected by a 1Mbit/s link, 1000km long. What is the least time
possible to transfer a 10MByte file between the two computers? (Assume the propagation
speed is 200000km/sec)
  10 seconds
  80 seconds
  80.005 seconds
  10.005 seconds
  10.050 seconds

Which layer of the Internet protocol stack is associated with the HTTP protocol?
  physical
  link
  network
  transport
  application
  web

Which layer of the Internet protocol stack is associated with the IP protocol?
  physical
  link
  network
  transport
  application
  web