NPTEL Introduction To Internet Of Things Week 3 Assignment Answers 2024

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NPTEL Introduction To Internet Of Things Week 3 Assignment Answers 2024

1. State whether the following statement is true or false.
Statement: There is no network layer in Wired HART

a. True
b. False

Answer :- For Answer Click Here 

2. HART operates only in____________ GHz ISM band.

a. 2.4
b. 4.8
с. 4.9
d. 4.4

Answer :- For Answer Click Here 

3. Super-frames in HART consist of grouped___________ wide timeslots.

a. 10ms
b. 20ms
c. 55ms
d. None of these

Answer :- For Answer Click Here 

4. The process of identifying channels consistently affected by interference and removing them from use is known as________________

a. Channel hopping
b. Channel aggregating
c. Frequency aggregating
d. Channel blacklisting

Answer :- 

5. State whether the following statement is True or False
Statement: Each node is supervised by the application manager and it guides them on
when and where to send packets.

a. True
b. False

Answer :- 

6. FeliCa is commonly found in which country?

a. Japan
b. India
c. USA
d. None of these

Answer :- For Answer Click Here 

7. State whether the following state is true or false.
Statement: NFC tags found in supermarket products are examples of passive NFC.

a. True
b. False

Answer :- 

8. Active NFC devices are able to______________?

a. transmit information
b. collect information
C. Both (a) and (b)
d. None of these

Answer :- 

9. _________________in NFC emits a small electric current which creates a magnetic field that in turn bridges the physical space between the devices.

a. reader
b. writer
c. destroyer
d. None of these

Answer :- 

10. Bluetooth technology is based on.

a. WiFi
b. LoRa
c. Ad-hoc technology
d. None of these

Answer :- For Answer Click Here 

11. Bluetooth technology operates in the unlicensed industrial, scientific and medical (ISM) band at______________to______________GHz.
a. 3.2, 5.6
b. 2.4, 2.485
c. 5.0, 5.89
d. None of these

Answer :- 

12. Z-wave operates at______________MHz in the US and____________Miz in Europe.

a. 1008, 989
b. 908.42, 868.42
C. 767.56, 855.28
d. None of these

Answer :- 

13. State whether the following statement is true or false.
Statement: Sensor nodes have limited battery life.

a. True
b. False

Answer :- For Answer Click Here 

14. State whether the following statement is true or false.
Statement: The Link Manager Protocol in Bluetooth manages the establishment,
authentication, link configuration.

a. True
b. False

Answer :- 

15. Zigbee commonly uses_____________data rate.

a. 250 kbps
b. 250 Mbps
c. 260 kbps
d. 260 Mbps

Answer :- For Answer Click Here