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This set of Wireless Sensor Networks (WSN) Multiple Choice Questions & Answers (MCQs) focuses on Wireless Sensor Networks Wsn Set 10

Q1 | While defining a unifying architecture for sensor networks is still an open problem, a key element of such an architecture is the principled interaction between the______ &_____layers
  • application /network
  • application/transport
  • transport/network
  • transport/ application
Q2 | ___________defines both the physical and MAC layer protocols for most remote monitoring and control as well as sensor network applications
  • s-mac protocol
  • ieee802.15.4 standard
  • wifi
  • bluetooth
Q3 | ___________is an industry consortium with the goal of promoting the IEEE802.15.4 standard
  • bluetooth
  • zigbee
  • wifi
  • nfc
Q4 | Following are features of ZigBee
  • it is an industry consortium with the goal of promoting the ieee802.15.4 standard
  • it ensures interoperability by defining higher network layers and application interfaces
  • it is optimized for low data throughput up to 115.2 kbps, with simple or no qos support
  • all of above
Q5 | What networking structure do the 802.11 standards define?
  • wlan
  • bbs
  • wpan
  • wman
Q6 | Which one of the IEEE 802 committees is tasked with the development of security standards?
  • 802.1
  • 802.16
  • 802.15
  • 802.11
Q7 | What industry association develops, publishes, and maintains the standards for wireless networks?
  • ieee
  • ism
  • unii
  • fcc
Q8 | What term is used to represent the physical layer of an 802.11x standard?
  • pyc
  • phy
  • bss
  • wlan
Q9 | What is the term used to represent the IEEE 802.11 layer that controls access to the medium?
  • wlan
  • phy
  • mac
  • bss
Q10 | What is the RF communications standard that can organize up to 8 devices into a piconet?
  • bluetooth
  • uwb
  • zigbee
  • irda
Q11 | Which of the IEEE 802 standards defines the technologies used to form and manage personal area networks?
  • 802.16
  • 802.11
  • 802.3
  • 802.15
Q12 | Which of the following is Bluetooth's Physical layer?
  • ultra wideband
  • baseband
  • broadband
  • wideband
Q13 | The use of Ultra wideband (UWB) technology for WPANs is specified under the __________ standards.
  • 802.15.1
  • 802.15.4
  • 802.15.3
  • 802.15.2
Q14 | ___________is an industry consortium with the goal of promoting the IEEE802.15.4 standard
  • bluetooth
  • zigbee
  • both
  • none of above
Q15 | ___________defines both the physical and MAC layer protocols for most remote monitoring and control as well as sensor network applications
  • s-mac protocol
  • b-mac protocol
  • ieee802.15.4 standard
  • none of above
Q16 | Following is/are features of ZigBee
  • it is an industry consortium with the goal of promoting the ieee802.15.4 standard
  • it ensures interoperability by defining higher network layers and application interfaces
  • it is optimized for low data throughput up to 115.2 kbps, with simple or no qos support
  • all of above
Q17 | Unlike_____, ______achieves its power efficiency from both the physical and MAC layers
  • ieee802.15.4 standard , smac protocol
  • smac protocol , ieee802.15.4 standard
  • ieee802.15.4 standard , bmac protocol
  • none of above
Q18 | Protocol used for low data rate WPAN is
  • ieee 802.15.1 standard
  • ieee 802.15.2 standard
  • ieee 802.15.3 standard
  • ieee 802.15.4 standard
Q19 | Protocol used for high data rate WPAN is
  • ieee 802.15.1 standard
  • ieee 802.15.2 standard
  • ieee 802.15.3 standard
  • ieee 802.15.4 standard
Q20 | IEEE 802.15.4 standard has data rate of
  • 20 kb/s, 40kb/s, 250kb/s
  • 20 kb/s, 40kb/s, 80kb/s
  • 20 kb/s, 80kb/s, 200kbs
  • 40 kb/s, 80kb/s, 160kbs
Q21 | IEEE 802.15.4 standard has ______ channels are in the 915MHz ISM band.
  • 1
  • 10
  • 16
  • 24
Q22 | IEEE 802.15.4 standard has ______ channels are in the 2.4GHz ISM band.
  • 8
  • 12
  • 16
  • 32
Q23 | IEEE 802.15.4 standard has ______ channels are in European 868MHz band.
  • 1
  • 2
  • 4
  • 8
Q24 | Which of the following is not the job of IEEE 802.15.4 PHY standard
  • packet generation
  • packet reception
  • channel acquisition
  • power management