NPTEL Introduction To Internet Of Things Week 3 Assignment Answers 2025
1. State True or False.
Statement: “WirelessHART is the latest release of Highway Addressable Remote Transducer protocol.”a. True
b. False
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2. State True or False.
Statement: “Wired HART has a network layer.”a. True
b. False
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3. State True or False.
“WirelessHART physical layer is derived from 802.15.2 protocol”a. False
b. True
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4. WirelessHART operates only in ____________ GHz ISM band.
a. 3.7
b. 4.8
c. 4.8
d. 2.4
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5. HART standard was developed from __________ smart field devices.
a. amplified
b. diminished
c. isolated
d. networked
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6. Main difference between wired and unwired versions is in the physical, data link, and ___________ layers.
a. Data link
b. Network
c. Transport
d. None of these
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7. State true or false
“Collision free and deterministic communication is achieved in HART’s data link layer.”a. True
b. False
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8. Channel hopping is incorporated in which layer of HART?
a. Data link layer
b. Physical layer
c. Application layer
d. Transport layer
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9. State True or False.
“The HART application layer is responsible for extracting commands from a message, executing it and generating responses.”a. True
b. False
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10. NFC is designed for use by devices within ____ to each other.
a. Anywhere on the globe
b. A small building
c. Both (a) and (b)
d. None of these
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11. Passive NFC devices information which is ___________ by other devices.
a. contain, read
b. read, contain
c. contain, contain
d. None of these
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12. State True or False.
“NFC devices work on the principle of magnetic induction.”a. True
b. False
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13. Bluetooth technology is based on _________.
a. HART
b. ZigBee
c. All of these
d. None of these
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14. State whether the following statement is true or false.
Statement: The Link Manager Protocol in Bluetooth manages the only establishment and authentication.a. True
b. False
Answer :-
15. Zigbee commonly uses __________data rate.
a. 260 bps
b. 260 kbps
c. 260 Mbps
d. None of these
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