What is the propagation time for a 2.5-kbyte message (an e-mail) if the bandwidth of the network is 1Gbps? Assume that the distance between the sender and the receiver is 12,000 km and that light travels at 2.4 x 108 m/s.

What is the propagation time for a 2.5-kbyte message (an e-mail) if the bandwidth of the network is 1Gbps? Assume that the distance between the sender and the receiver is 12,000 km and that light travels at 2.4 x 108 m/s.

A 50ms

B 0.020ms

C 100ms

D 0.040ms

Solution

Correct Answer: Option B