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1. What are the edges in using Windows Phone than any other mobile OS? 2. How would you develop a handheld phone loaded with Windows Phone as another device on a network with Windows NT running? The handheld should either run the application or outsource to another node with lesser load, in case it lacks […]

1. What are the different elements in a VoIP architecture? Discuss the role of such elements. 2. What is Sigtran? What is it used for? 3. Describe Voice over IP applications. 4. Is it possible to run a J2ME application on Windows Phone? If not, what is the best way of porting it?

1. What is SIP? How does SIP handle call setup and teardown? 2. What are the basic functional differences between H.323 and SIP? 3. What are the different real-time protocols available for real-time data transmission over IP? Explain each of them. 4. What is convergence between PSTN and IP networks? Discuss its implications.

1. How can a Windows Phone handheld connect to other handhelds not loaded with Windows Phone? 2.        Explain each of the following. (a)     Session Announcement Protocol (b)     Session Description Protocol (c)     H.248 (d)     SCTP (e)     SIP to SIP call flow (f)      SIP to PSTN call flow (g)     PTN to IP call flow (h)     Mobile VoIP

1. Explain the role of compression and decompression with respect to multimedia. 2. Explain different types of compression with differences between each of them with examples. 3. Explain the difference between temporal and spatial compression. 4. What is a codec? Explain its role in multimedia.

What is meant by the term multimedia? How is multimedia different from simple media types? What are the benefits of using multimedia? What are the application areas of multimedia? What media types compose multimedia? Explain each of them.

1. What are various types of networked multimedia applications? Explain the differences between them with examples. 2. What are the issues in multimedia delivery over the Internet? How are they tackled? 3. Write a brief note on RTSP. 4. Write a brief note on H.323.

List some important codecs each in audio, video and open source categories. Elaborate on video codecs. Explain the RGB color space. Write a brief note on JPEG. Write a brief note on MPEG. Write a brief note on MP3. Write a brief note on H.261.

Write a brief note on RSVP. What is CDN ? Why is it necessary? Also, explain its applications. What are the principles of best effort delivery over the Internet? Write a brief note on Intserv. Write a brief note on Diffserv. Explain the difference between Interv and Diffserv.

1. What is IMS? Explain its evolution. 2. How is IMS different from GSM, GPRS, CDMA, etc.? 3. Write a short note on the history of IMS. 4. Why is IMS necessary in the present world where convergence is happening at a rapid pace? 5. What are the motivations of using IMS? 6. Describe the