Introduction to Internet of Things Week 3 Quiz Answer

In this article i am gone to share NPTEL Course Introduction to Internet of Things Unit 5 – Week 3 Assignment Quiz Answer with you..

Introduction to Internet of Things Week 3 Quiz Answer

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Unit 5 – Week 3 Quiz Answer

Assignment 3

Question 1)
In Near Field Communication (NFC), the active devices are able to
  • only collect information
  • only receive information 
  • only transmit information 
  • collect and transmit information
Question 2)
The Physical layer of HART protocol is derived from
  • IEEE 802.16
  • IEEE 802.15.2 
  • IEEE 802.15.4 
  • IEEE 802.15.6 
Question 3)
Near Field Communication (NFC) is based on the principle of
  • Refraction 
  • Reflection 
  • Magnetic induction 
  • Electrical conductance
Question 4)
Inquiry run by one Bluetooth device to
  • participate in the network 
  • isolate from the network
  • discover other devices near it
  • Form a connection with another device 
Question 5)
The sniff mode in Bluetooth is used to
  • back to active mode 
  • Deactivate the slave
  • Actively transmitting or receiving data 
  • Sleep and only listens for transmissions at a set interval 
  • Switch in power-saving mode where a device sleeps for a defined period and then returns 
Question 6)
Which of the following layers provides connection-oriented and connectionless data services to upper layer protocols in blue tooth?
  • L2CAP 
  • Baseband 
  • Application
  • Physical radio 
Question 7)
Which of the following modulations is utilized by Zwave?
  • Frequency Shift Keying (FSK) 
  • Amplitude Phase Shift Keying (APSK) 
  • Quadrature Phase Shift Keying (QPSK) 
  • Gaussian Frequency Shift Keying (GFSK)
Question 8)
The PHY and MAC layers in ISA 100.11A are based upon;
  • IEEE 802.11a 
  • IEEE 802.15.4 
  • IEEE 802.15.6 
  • IEEE 802.11g
Question 9)
Event aware topology management in WSNs include:
  • Monitoring the event 
  • Timely detection of an event of interest 
  • Adapting with the changes of event state 
  • All of these
Question 10)
WBAN stands for:
  • Wireless Body Area Networks 
  • Wired Body Area Networks 
  • Wired Buffer Area Networks
  • Wireless Buffer Area Networks 
Question 11)
In a wireless sensor network, a node which are unable to perform an operation, because of power failure and environmental effects is known as
  • failed node 
  • anormal node 
  • selfish node 
  • badly failed node
Question 12)
A dumb node
  • cannot sense its surrounding, but it can transmit the data 
  • can sense its surrounding, but unable to transmit the sensed data
  • can sense its surrounding and is able to transmit the sensed data 
  • cannot sensor its surrounding and is unable to transmit the sensed data
Question 13)
Which of the following is a scheme for re-establishing the connectivity in the presence of dumb nodes in a wireless sensor noetworks?
  • CoRD 
  • SMAC 
  • DutyCon
Question 14)
The HART protocol was designed for:
  • Vehicular networking 
  • Home automation networking 
  • Networked Smart Field devices 
  • All of these
Question 15)
“INTSEM controls the transmission rate of a node by adjusting
  • a node’s sleep time 
  • a node’s receiving rate
  • a node’s data transmission rate 
  • the bandwidth of the channel