Question 1) What do you mean by handover/handoff? Describe handoff mechanisms in detail?
Question 2)a) Explain application and tunnelling mode in GPRS network in detail?
b) Describe any five GPRS specific applications.
c) Explain the limitations of GPRS.
Question 3)a) What is W1Max. How is it different form WLAN.
b) Describe W1MAX in detail.
Question 4)a) What do you mean by MMS? How is it different form SMS?
b) Explain the MMS architecture.
Question 5) Write down the advantages and disadvantages of wireless LAN? Under what circumstances is a wireless LAN desirable over LAN.
Question 6) Briefly explain about public key encryption? Explain any two public key encryption algorithms.
Question 7)a) With neat and well labelled diagram describe GSM architecture.
b) Write a detailed notes on security models.
Question 8) Explain about futuristic M-commerce service in detail.