Top 350+ Solved Wireless Sensor Networks (WSN) MCQ Questions Answer
Q. The greatest advantage of networked sensing are in improved___________
a. robustness
b. scalability
c. both
d. not applicable
Q. A___________ sensing system is inherently more robust against individual sensor node or link failures, because of redundancy in the network
a. centralized
b. decentralized
c. both
d. not applicable
Q. Because of the unique attenuation characteristics of RF signals, _____network provides a significant energy saving over ______network for the same distance
a. single hop/multi hop
b. multi hop / single hop
c. wireless/ wired
d. single hop/ wired
Q. Using more nodes increases
a. the cost
b. the power consumption of components
c. neither a nor b
d. a and b both
Q. Each sensor has a finite sensing range, determined by the___________ floor of the sensor
a. ground
b. noise
c. ground and noise
d. none of above
Q. Once a signal source is inside the sensing range of a sensor, further increasing the sensor density ___________the average distance from a sensor to the signal source, hence improving the SNR
a. decreases
b. increases
c. maintain
d. does not affect
Q. A sensor network is designed to perform a set of high level information processing tasks such as
a. detection
b. tracking
c. classification
d. all above
Q. application of WSN for Infrastructure protection is
a. traffic, habitat,
b. power grids, water distribution
c. habitat, security
d. responsive environment
Q. environmental monitoring is carried out using WSN for
a. multi-target tracking
b. power grids, water distribution
c. traffic, habitat, security
d. appliances, factory, supply chains
Q. Following are essential characteristics of current sensor network
a. the nodes have only modest processing power and memory
b. network links and nodes can come and go
c. neither a nor b
d. a and b both
Q. select the correct statement
a. what is important to the sensor network is the information the nodes contain, not the nodes themselves
b. in wireless sensor networks, nodes can be destroyed, be asleep or die from malfunction or battery depletion
c. preservation of energy is of paramount concern in wireless sensor network
d. all are correct
Q. select the correct statement
a. what is important to the sensor network is the information the nodes contain, not the nodes themselves
b. preservation of energy is of paramount concern in wireless sensor network
c. a and b both
d. neither a nor b
Q. select the correct statement
a. in wireless sensor networks, nodes can be destroyed, be asleep or die from malfunction or battery depletion
b. what is important to the sensor network is the information the nodes contain, not the nodes themselves
c. neither a nor b
d. a and b both
Q. Network for sensor networks is ____centric but not ______centric
a. node , data
b. data , node
c. node , information
d. link , data
Q. >___________allows the same time or frequency division multiplexing to be reused across non overlapping clusters
a. migration
b. clustering
c. classification
d. centralization