Wireless Network Question Paper - Dec 18 - Electronics And Telecomm (Semester 8)

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Wireless Network - Dec 18

Electronics And Telecomm (Semester 8)

Total marks: 80
Total time: 3 Hours INSTRUCTIONS
(1) Question 1 is compulsory.
(2) Attempt any three from the remaining questions.
(3) Draw neat diagrams wherever necessary.

1.(a) Discuss the Advanced Antenna systems used in HSPA and LTE.

(5 marks) 9493

1.(b) Draw and explain with a neat diagram the various components of a sensor node.

(5 marks) 6405

1.(c) What are the different Network Topologies supported by Zigbee?

(5 marks) 12116

1.(d) Explain the ‘Zone planning’ concept for the Indoor radio planning.

(5 marks) 9546

2.(a) What are the different requirements to plan a good Link Budget for Wireless Networks?

(10 marks) 9499

2.(b) Explain ’hidden node’ and ‘exposed node’ problems in WLANs.

(10 marks) 6408

3.(a) What is UMTS? List important features of UMTS air interface.

(10 marks) 9503

3.(b) Explain various Bluetooth connection establishment states. Draw a complete flow diagram.

(10 marks) 9550

4.(a) Explain Middleware architecture for WSNs.

(10 marks) 6427

4.(b) Discuss Wimax in detail and compare its performance with Wifi .

(10 marks) 6400

5.(a) Discuss the various routing challenges and design issues in WSNs.

(10 marks) 12117

5.(b) Why Network Management Design is a critical issue in WSN? Justify.

(10 marks) 6426

6(a) What are the different types of handovers in GSM?

(10 marks) 9494

6.(b) How does a typical RFID system work ? Discuss its components and list its applications.

(10 marks) 9552

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