B.Sc. (Computer Science) Sem 6 Wireless and Sensor Networks Apr 2026 Question Paper - Mumbai University | munotes

Questions asked in this paper

• 2) Figures to the right indicate marks

1. Q3 Illustrations, in-depth answers and diagrams will be appreciated
2. Q4 Mixing of sub-questions is not allowed
3. Q1 Attempt ANY FOUR from the following: (20M)
   • (a) List and Explain the hardware components of sensor node
   • (b) Define optimization goal and two parameters of it in detail
   • (c) Discuss the necessity of service interfaces in WSNs
   • (d) Compare TinyOS and MagnetOS
   • (e) What are the different challenges in ADHOC wireless network? Differentiate Wireless sensor networks and Ad-hoc networks
4. Q2 Attempt ANY FOUR from the following: (20M)
   • (b) does S-MAC reduce energy use?
   • (c) What is the difference between contention based and TDMA MAC.
   • (d)> Define reactive routing with one example
   • (e) What are the design issues for transport control protocol in WSN? Write a short note on LEACH protocol
5. Q3 Attempt ANY FOUR from the following: (20M) Application area of wireless communication
   • (b) Define multiplexing and types of multiplexing
   • (c) Differentiate DSSS and FHSS signal?
   • (d) . Explain the concept of DECT radio specification explain the block diagram of satellite communication system
   • (f) Write a note on geostationary GEO Satellites
6. Q4 Attempt ANY FIVE from the following: (15M)
   • (b) Write a note on (CSMA/CD) 4 (c) Define signal propagation factor responsible for it
   • (d) security and Privacy in Ad-hoc Network
   • (e) Explain three phases of Mobile IP Advantages of TETRA

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