Deck 12: Wireless Networking Technology and Protocols

Question 1

Following layer of ZigBee is shared FOR alliance with iEEE 802.15.4

A)network layer
B)data link layer
C)application layer
D)mac layer

Answer 1

mac layer

Question 2

Function of MAC layer in ZigBee alliance is

A)modulation and demodulation
B)transmits the beacon frames
C)end device connection and disconnection
D)network setup

Answer 2

transmits the beacon frames

Question 3

Type of ZigBee participate in multi-hop routing of message is

A)zigbee coordinator
B)zigbee router
C)zigbee end device
D)a and b both

Answer 3

a and b both

Question 4

Wireless Technology having bandwidth of 1 Mbps is

A)zigbee
B)wi-fi
C)bluetooth
D)none of above

Question 5

Wireless Technology having bandwidth of 250 Kbps is

A)zigbee
B)wi-fi
C)bluetooth
D)none of above

Question 6

Wireless Technology having bandwidth of up to 54 Mbps is

A)zigbee
B)wi-fi
C)bluetooth
D)none of above

Question 7

WirelessHART   is stands for

A)high area remote transducer protocol
B)highway area remote transducer protocol
C)highway addressable remote transducer protocol
D)higher address remote transfer protocol

Question 8

Wireless HART   is based on

A)iEEE 802.15.3-2006, 2.4ghz ism band
B)iEEE 802.15.4-2006, 2.4ghz ism band
C)iEEE 802.15.4-2006, 915 mhz ism band
D)iEEE 802.15.3-2006, 915 mhz ism band

Question 9

ISA100.11a is a wireless networking technology standard where ISA stands for

A)international security addressing
B)international society of addressing
C)international society of automation
D)international security for automation

Question 10

ISA100.11a protocol stack includes following layers:

A)physical layer, data link layer, network layer and transport layer.
B)physical layer, data link layer, network layer, transport layer and application layer.
C)data link layer, network layer, transport layer and application layer.
D)physical layer, data link layer, network layer and application layer.

Question 11

_________ provides IP communication capability to nodes in WSN.

A)isa100.11a
B)zigbee
C)6lowpan
D)bluetooth

Question 12

Standard to be used for virtual wireless multimedia connectivity is

A)iEEE 802.15.4 and zigbee alliance
B)iEEE 802.15.3
C)iEEE 802.15.1 with bluetooth
D)none of above

Question 13

Feature of iEEE 802.15.3 is

A)low data rate and low power
B)high data rate and high power
C)high data rate and low power
D)low data rate and high power

Question 14

FSK modulation technique is used in ______- standard.

A)wavenis
B)insteon
C)zigbee
D)bluetooth

Question 15

iEEE 802.15.4 ANT presents a data rate of

A)10 kbit/sec
B)100 kbit/sec
C)1 mbit/sec
D)250 kbit/sec

Question 16

The objective of the cross-layer protocol in WSN is

A)highly reliable communication with minimal energy consumption
B)adaptive communication decisions
C)local congestion avoidance.
D)all of the bove

Question 17

A Z-Wave network can consist of ____________ nodes to the max.

A)121
B)232
C)10
D)64

Question 18

The Z-Wave Network is of the ______ architecture

A)star
B)tree
C)mesh
D)peer to peer

Question 19

In case of Z wave network, ______ node has complete map and calculate routes

A)routing slaves
B)controllers
C)slaves
D)a and b both

Question 20

In case of Z wave network, ______ node can act as repeater.

A)routing slaves
B)controllers
C)slaves
D)a and b both

Question 21

Z-Wave uses a ______ bit identifier

A)16
B)8
C)32
D)24

Question 22

Wireless HART communication protocol able to work on distances up to ____________

A)100 m
B)1500 m
C)50 m
D)500 m

Question 23

Wibree Nokia's short-range wireless connection which is similar and compatible to Bluetooth is

A)equally energy efficient as bluetooth
B)less energy efficient than bluetooth
C)more energy efficient than bluetooth
D)cannot relate energy efficiency

Question 24

At the physical layer, contribute to energy loss in a wireless transmission, the loss is

A)due to the channel and the fixed energy cost
B)due to run of the transmission and reception circuitry
C)both
D)neither a nor b

Question 25

As the energy used in transmission ___________, the probability of error ___________, and the number of retransmissions _________.

A)increases, decreases, increases
B)decreases, decreases, increases
C)decreases, decreases, decreases
D)increases, decreases, decreases