Nptel Introduction To Internet Of Things Week 4 Solutions


 

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

 a. True

 b. False

a. True


If transmission range >= 2* sensing range,

 a. Coverage implies greater coverage

 b. Coverage implies connectivity

 c. Both (a) and (b)

 d. None of these


c. Both (a) and (b)



The two types of reporting in WSN are -

 a. Event driven and machine driven

 b. Event driven and weather driven

 c. Event driven and on demand

 d. None of these


c. Event driven and on demand



The objective of coverage in WSN is to use a _______________ number of sensors and _______________ the network lifetime.

 a. minimum, minimize

 b. minimum, maximize

 c. maximum, minimize

 d. maximum, maximize


b. minimum, maximize



Select the correct option.

The disadvantages of stationary Wireless Sensor Networks are -
Statement-I: Node failure may result in partition of networks.
Statement-II: Topology cannot change automatically.

 a. Statement-I True, Statement-II False

 b. Both Statements are False

 c. Both Statements are True

 d. None of these


c. Both Statements are True


A _________________ in MWSN moves in order to collect data from sensor nodes and goes to the sink and delivers the collected data from different sensor nodes.

 a. Drop

 b. Molecule

 c. Mule

 d. None of these


c. Mule



________________ allows distributed sensing carried by humans and the goal is not just to collect data but to allow the common people to assess and share the knowledge.

 a. Voluntary sensing

 b. Compressive sensing

 c. Dynamic sensing

 d. Participatory sensing


d. Participatory sensing


Which of the following is/are NOT feature/features of UAV networks?

 a. Mesh or star networks

 b. Multi-tasking

 c. Large coverage area

 d. None of these


a. Mesh or star networks


Which of the following is NOT a UAV network constraint?

 a. Frequent link breakages

 b. Prone to malfunction

 c. Very Complex

 d. None of these


d. None of these


In _____________________ configuration, UAVs form multiple star topology. One node from each group connects to the ground station.

 a. Multi-star

 b. Ring

 c. Both (a) and (b)

 d. None of these


a. Multi-star


The full form of FANET is?

 a. Flying Ad Hoc Network

 b. Fast Ad Hoc Network

 c. Fidelity Ad Hoc Network

 d. None of these


a. Flying Ad Hoc Network


Low-end sensor nodes are those-

 a. Whose deployment has high density in order to increase network lifetime and survivability.

 b. Who perform basic functions such as data aggregation, auto configuration, and power saving.

 c. Both (a) and (b)

 d. None of these


b. Who perform basic functions such as data aggregation, auto configuration, and power saving.



Which of the following are the components of the M2M ecosystem?

 a. Trees

 b. Ocean

 c. Device Providers

 d. Non-service users


c. Device Providers

d. Non-service users


State whether the following statement is true or false
        Statement: The M2M Device Platform enables access to objects connected to the Internet anywhere any time.

 a. True

 b. False


a. True


State whether the following statement is true or false
    Statement: The M2M Application Platform provides integrated services based on device collected data-sets.

 a. True

 b. False


a. True

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