Wireless Sensor Networks Wsn Set 10
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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