Top 350+ Solved Wireless Sensor Networks (WSN) MCQ Questions Answer
Q. A _____________ is a tuple, containing all anchors which can be seen at this place and their signal strengths (RSSI or LQI).
a. footprint
b. path print
c. fingerprint
d. handprint
Q. Location mules are another interesting approach to proximity schemes, where
a. there are installed anchors with an on-board gps
b. a mobile node with an on-board gps
c. a mobile node without an on-board gps
d. there are installed anchors without an on-board gps
Q. Which one of the following frequency bands is used for cordless phones?
a. 40 mhz
b. 900 mhz
c. 75 mhz
d. 300 mhz
Q. What wireless mode is being used by a student who uses a wireless connection to link to her lab partner's notebook PC in a study hall?
a. ad-hoc
b. infrastructure
c. fixed-base
d. roaming
Q. What is the acronym used to indicate a network that provides support for a single user in a 10-meter range?
a. man
b. can
c. lan
d. pan
Q. Ad-hoc mode of wireless network is also known as __________ mode.
a. router
b. roaming
c. infrastructure
d. digital
Q. This mode of wireless network allows devices to communicate directly with each other.
a. digital
b. physical
c. ad-hoc
d. infrastructure
Q. Each node is equipped with
a. only one sensing device
b. one or more sensing devices
c. only more than one sensing devices
d. no sensing device attached
Q. ___________routes user queries or commands to appropriate nodes in a sensor network
a. bridge and gateway both
b. bridge only
c. gateway only
d. none of above
Q. Communicating 1 bit over the wireless medium at short ranges consumes ___________energy than processing that bit.
a. less
b. more
c. equal
d. can not compare
Q. A sensor network is designed to collect information from a___________ environment
a. logical
b. physical
c. logical as well as physical
d. none of above
Q. It is more appropriate to address nodes in a sensor network by_____ than by______
a. ip address/physical properties
b. netwok address / ip address
c. ip address / netwok address
d. physical properties/ ip address
Q. The challenges we face in designing sensor network systems and applications include
a. limited hardware
b. limited support for networking
c. limited support for software development
d. a, b, and c all included