Mahatma Gandhi University M.Tech CSE Sem 1 Mobile ...

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MCSCS 106-4 MOBILE COMMUNICATION NETWORKS (Elective II) ... Mahatma Gandhi University M.Tech CSE Sem 1 Mobile Communicat
M.TECH. DEGREE EXAMINATION Branch: Computer Science and Engineering Specialization : Computer Science and Engineering Model Question Paper - II First Semester MCSCS 106-4 MOBILE COMMUNICATION NETWORKS (Elective II) (Regular – 2013 Admission onwards) Time: 3 Hours

Max Marks: 100

Answer the following Questions. 1. a) Explain the motivations behind mobile computing (7)

b) Explain mobile agent model (8) c) Describe the cellular communication systems? (10) or 2. a) Briefly Explain the wireless communication concepts (6) b) Explain the different modulation techniques? (10) c) Explain the memory architecture? (9) 3. a) Explain OS for embedded devices(13) c) Explain the principles of caching and hoarding (12) or 4. a) Explain synchronization techniques in sensor networks (10) b) Compare sensor and actuator? (9) c) Explain about the various MAC -layer algorithms (6) 5. a) What is TinyOS? (7) b) Explain localization techniques in sensor networks? (8) c) Explain resource and service discovery in mobile agents? (10) or 6. a) Explain various mobile positioning techniques (12) b) Compare middleware , context-aware middleware , reflective middleware (13)? 7. a) Explain mobility management in PLMN? (8) b) Explain functionalities of mobile computing middleware? (8) c) Explain tuple-space middleware? (9) or 8. a) What do you meant by publication or subscription middleware? (7) b) Explain how service discovery is done in MANET (8) c) Explain LBS architecture and protocols? (10)

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