NPTEL Introduction to Internet of Things Week 4 Assignment Answers 2024

1. State whether the following statement is true or false.
Statement: Coverage in WSN is defined as the entire area is covered satisfactorily.

a. True
b. False

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2. State True or False.
Statement: “In Wireless Sensor Network coverage, we study how to deploy or activate
sensors to cover the monitoring area.”

a. True
b. False

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3. Water reservoir overflow monitoring in WSN is an example of which type of reporting?

a. Event driven
b. On-demand
c. Scattered
d. None of these

Answer :-

4. State whether the following statement is true or false.
Statement: Objective of coverage in WSN is to use minimum number of sensors and
minimize network lifetime.

a. True
b. False

Answer :-

5. State whether the following statement is true or false.
Statement: “Sensor nodes in WSN can be of two types – 1, Static sensor nodes, and 2.
Mobile sensor nodes.”

a. True
b. False

Answer :-

6. An inventory control system is an example of___________________?

a. Event-driven reporting
b. On-demand reporting
c. No sensing and reporting involvement
d. None of these

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7. Most problems in static WSN can be classified as –

a. Area coverage
b. Barrier coverage
c. Both (a) and (b)
d. Neither (a) nor (b)

Answer :-

8. What are the disadvantages of Stationary WSN?

a. Node failure may result in the partition of networks
b. Topology cannot be changed automatically
c. Both (a) and (b)
d. Neither (a) nor (b)

Answer :-

9. State True or False.
Statement: “MANET-infrastructure less network of mobile devices connected wirelessly
in WSN follow the self-HOP properties.”

a. True
b. False

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10. In Mobile WSN, the Data Mules

a. Collect the data from sensor nodes
b. Goes to the sink and delivers the collected data
c. Both (a) and (b)
d. Neither (a) nor (b)

Answer :-

11. _____________ senses different under the sea or water level parameters.

a. UAV
b. AUV
c. Both (a) and (b)
d. Neither (a) nor (b)

Answer :-

12. Humans carry their devices and move around. Sensors embedded within the devices
record readings. Sensory readings are then transmitted for processing.
This paradigm of sensing is known as –

a. Machine Centric Sensing
b. Device Centric Sensing
c. Human Centric Sensing
d. None of these