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7. (a) Exlpain RSVP protocol. (6)
(b) List three disadvantages of UDP streaming. (3)
(c) Explain ADPCM. (3)

8. (a) Explain peer to peer networks. Explain how gnutella work?What is the difference
between end- to-end delay and packet jitter? What are the causes for packet jitter.

(6)
(b) Multimedia applicaitions can be classified into three categories. Name and

describe each category. (6)

9.(a) Explain the LZ and LZW coding techniques. (6)
(b) A sender begins sending packetized audio periodically at t = 1. The first packet arrives
at the receiver at t-8.

(1) What are the delays (from sender to receiver, ignoring any playout delays) of

packets
2 through 8? (2)

(11) 114 audio playout begins at t-9, which of the first eight packets sent will not arriveAn
time for playout (2)

(111) What is the minimum playout delay at the receiver that results in al} of the
first eight packets arriving in time for playout. (2)

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Pachets
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Packets

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