Q1. Describe the term interference and countermeasures in the SDMA, TDMA, FDMA and CDMA systems.
Q2. Describe different identifiers or addresses: IMEI, IMSI, MSISDN, MSRN, LAI, TMSI, LMSI, CI and BSIC-given in GSM. Differentiate between user related and system related identifiers.
Q3. Explain Bluetooth architecture and protocol. As well describe its limitations.
Q4. Describe the several requirements which accompanied the development of the mobile IP as a standard to allow mobility in the internet?
Q5. How are handoffs in the cellular mobile communication influenced by handoff threshold and minimum acceptable signal level? Describe Hard Handoff and Soft Handoff in the cellular mobile communication systems.
Q6. Illustrate the meaning of the following terms: AUC, HLR, VLR and EIR? Describe in brief.
Q7. Looking at the HLR/VLR database approach which is used in GSM—how does this architecture limit the scalability in terms of users, particularly moving users?