IV B.Tech( CSE & IT) I SEMSTER I MID EXAMINATION SEP-2010 MOBILE COMPUTING

1. Explain different mobile applications.
2. Explain the architecture of mobile software applications.
3. Explain the system architecture of GSM.
4. Discuss the types of handover and services available in GSM.
5. Briefly explain Medium Access Control (MAC).
6. Explain the following problems of wireless transmissions,
1. Exposed terminal and hidden terminal
2. Near and far terminals.
7. Explain about CDMA system.
8. Compare and contrast SDMA, TDMA, FDMA and CDMA techniques.

      9.    Draw and explain the various fields of agent advertisement messages are coded.

10.  Explain IP-in-IP Encapsulation
11. Write short notes on,

(i)                 Minimal Encapsulation

(ii)               Generic routing encapsulation.

12. Why DHCP is required? Explain its working.
13. Explain in detail indirect TCP.
14. Distinguish between “snooping TCP” and “Mobile TCP”.
15. Explain the mechanism of transmission/time-out freezing in TCP.
16. Explain the working of transmission-oriented TCP.