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problem 1: What are the major challenges for Mobile Computing?

problem 2: What is ISM band and what is particular regarding this frequency band? Name two wireless technologies which make use of the ISM frequency band.

problem 3: How would you change the fundamental phase shift keying modulation method to enhance the efficiency?

problem 4:

a) Describe the concept of Master, Slave, Stand-by and Parked devices with respect to the Bluetooth Piconet.

b) Bluetooth makes use of frequency hoping for multiplexing of channel allocation. Describe what is meant by frequency hoping, hoping sequence and dwell time.

c) Describe the two different kinds of frequency hoping?

problem 5: describe the two various architectures supported by IEEE802.11 and how synchronization is handled within such two different architectures.

problem 6: Microsoft gives specific guidelines for designing usable interfaces when developing applications for mobile devices. List out six of those guidelines.

Computer Engineering, Engineering

  • Category:- Computer Engineering
  • Reference No.:- M95939

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