Top 350+ Solved Wireless Sensor Networks (WSN) MCQ Questions Answer
Q. Any node in the network, which is able to receive it from another node and to send it further is called as
a. data source
b. data destination
c. data forwarder
d. data sink
Q. A dedicated node(s) in the network, which is the embedded destination of any data in this network is called as
a. data source
b. data destination
c. data forwarder
d. data sink
Q. Select the correct statement
a. a valid routing path may consists of infinite number of nodes but it does not contain loops.
b. a valid routing path consists of a finite number of nodes and it may contain loops.
c. a valid routing path consists of a finite number of nodes and it does not contain loops.
d. a valid routing path consists of a finite number of nodes and it contain loops.
Q. Select the incorrect statement.
a. while a normal data destination cannot change over time, the sink can.
b. a sink can be mobile and change its position.
c. sink may have additional broadband communication interface
d. the individual nodes on the path are called as hops.
Q. Select the incorrect statement.
a. while a normal data destination can change over time, the sink usually does not.
b. a sink cannot be mobile and change its position.
c. sink may have additional broadband communication interface
d. the individual nodes on the path are called as hops.
Q. ___________ delivers the message to all nodes in the network. Single source and all destinations
a. full network broadcast
b. unicast
c. multicast
d. convergecast
Q. _____________ has one source and one destination, which could be any nodes in the network
a. full network broadcast
b. unicast
c. multicast
d. convergecast
Q. ___________ has several destinations. There is a single source, but multiple destinations of the data.
a. full network broadcast
b. unicast
c. multicast
d. convergecast
Q. _____________ is special sensor networks and refers to the collection of data from all nodes to a dedicated sink.
a. full network broadcast
b. unicast
c. multicast
d. convergecast
Q. Select incorrect statement
a. hop corresponds to some distance in the network, thus more hops correspond to longer distance.
b. geographic proximity guarantee the availability or the shortness of a route to the destination.
c. number of hops from the destination is not available at all nodes. needs to be discovered
d. two protocols can use the same metric, but perform the routing differently and with different efficiency.
Q. Select incorrect statement
a. hop corresponds to some distance in the network, thus more hops correspond to longer distance.
b. geographic proximity does not guarantee the availability or the shortness of a route to the destination.
c. number of hops from the destination is always available at all nodes.
d. two protocols can use the same metric, but perform the routing differently and with different efficiency
Q. Select incorrect statement
a. hop corresponds to some distance in the network, thus more hops correspond to longer distance.
b. geographic proximity does not guarantee the availability or the shortness of a route to the destination.
c. number of hops from the destination is not available at all nodes. needs to be discovered
d. two protocols can use the same metric, perform the routing differently but has same efficiency.
Q. Which of the following measurement is based two signals with different velocities
a. time of arrival (toa)
b. one-way time of arrival
c. two-way time of arrival
d. time difference of arrival (tdoa)
Q. Which of the following is not a prohibitive factors for GPS in wireless sensor networks
a. power consumption
b. accuracy maximum up to 15 meters
c. cost and size
d. need for line of sight (los)
Q. In WSN messages travel multiple hops, so if it has a________ reliability on each link, then the probability of a message transiting the entire network would be _________.
a. high, high
b. high, low
c. low, low
d. low, high