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This set of Wireless Sensor Networks (WSN) Multiple Choice Questions & Answers (MCQs) focuses on Wireless Sensor Networks Wsn Set 13

Q1 | Responsibilities of the data link layer are __
  • multiplexing of data streams
  • data frame detection
  • medium access (mac) & error control.
  • all of above
Q2 | What is the method of access in bluetooth?
  • cdma
  • fdma
  • tdd-tdma
  • cd
Q3 | The _____ layer is roughly equivalent to the MAC sub layer in bluetooth.
  • l2cap
  • radio
  • baseband
  • none of the above
Q4 | The Bluetooth network is called as
  • piconet
  • bluenet
  • sctternet
  • toothnet
Q5 | Bluetooth have ____ frequency.
  • 2.4 mhz
  • 2.4 ghz
  • 5.0 ghz
  • 5.0 mhz
Q6 | WiMAX provides you?
  • full duplex communication
  • half duplex communication
  • simplex communication
  • duplex communication
Q7 | This is the family of specifications for wireless local area networks (WLANs) developed by a working group of the Institute of Electrical and Electronics Engineers (IEEE).
  • 3g
  • 802.11
  • 802.3
  • 802.5
Q8 | Which of the following refers to a communications specification that was approved in early 2002 by the Institute of Electrical and Electronics Engineers Standards Association (IEEE-SA) for wireless personal area networks (WPANs)?
  • 802.11a
  • 802.15
  • 802.11b
  • none of the above
Q9 | This is an industry specification that describes how mobile phones, computers, and PDAs can easily interconnect with each other using a short-range wireless connection.
  • bluetooth
  • emi
  • d-amps
  • irda
Q10 | This is a specification for a set of communication protocols to standardize the way that wireless devices can be used for Internet access.
  • wap
  • wax
  • vsat
  • tetra
Q11 | Piconets in bluetooth have a minimum of two and a maximum of ____________ Bluetooth peer devices.
  • five
  • nine
  • eight
  • twelve
Q12 | In IEEE 802.11, a ___ is made of stationary or mobile wireless stations and an optional central base station, known as the access point (AP).
  • ess
  • bss
  • css
  • none of the above
Q13 | Bluetooth is a _______ technology that connects devices (called gadgets) in a small area.
  • wired lan
  • wireless lan
  • vlan
  • none of the above
Q14 | In Bluetooth, multiple ________ form a network called a _________.
  • scatternet; piconets
  • piconets: scatternet
  • piconets: bluenet
  • bluenet; scatternet
Q15 | IEEE has defined the specifications for a wireless LAN called _______, which covers the physical and data link layers.
  • ieee 802.3
  • ieee 802.5
  • ieee 802.11
  • ieee 802.2
Q16 | A Bluetooth network consists of _____ primary device(s) and up to ____ secondary devices.
  • one; five
  • five; three
  • two; six
  • one; seven
Q17 | In Bluetooth, the current data rate is ____Mbps
  • 2
  • 5
  • 11
  • none of the above
Q18 | In Bluetooth, the _______ layer is roughly equivalent to the Physical layer of the Internet model.
  • radio
  • baseband
  • l2cap
  • none of the above
Q19 | In Bluetooth, the _________ sublayer, is roughly equivalent to the LLC sublayer in LANs.
  • radio
  • baseband
  • l2cap
  • none of the above
Q20 | IEEE 802.15.4 standard is used with
  • zigbee
  • rubee
  • wibree
  • z-wave
Q21 | IEEE 802.15.1 standard is used with
  • zigbee
  • rubee
  • wibree
  • z-wave
Q22 | IEEE 802.15 standard is used with
  • zigbee
  • wibree
  • z-wave
  • a and b both
Q23 | Frequency used for communication in Z-Wave standard is
  • 2.4 ghz
  • 2.4 mhz
  • 860 mhz
  • none of the above
Q24 | Data range is maximum for (in terms of distance in meters)
  • zigbee
  • rubee
  • wibree
  • z-wave
Q25 | Data range is minimum for (in terms of distance in meters)
  • zigbee
  • rubee
  • wibree
  • z-wave