Computer Engineering II, Quiz 2

a) Can the rate F(e) of a flow F on some edge e be larger than its rate F?

Yes.

No.

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b) Is it true that in a max-min-fair allocation, the different bandwidths allocated on an edge differ at most by a factor of 2?

Yes.

No.

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c) If you wanted to implement Voice over IP, would you use UDP or TCP?

UDP

TCP

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d) In slow-start, how long does it take to double the size of the congestion window?

1/2 RTT

1 RTT

2 RTT

4 RTT

x RTT where x is the current number of packets in the congestion window

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