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NPTEL Online Certification Courses Indian Institute of Technology Kharagpur Introduction to Internet of Things Assignment-Week 1 TYPE OF Q...

NPTEL Online Certification Courses Indian Institute of Technology Kharagpur Introduction to Internet of Things Assignment-Week 1 TYPE OF QUESTION: MCQ/MSQ Number of questions: 15 Total marks: 15 X 1= 15 QUESTION 1: IoT stands for ____________. a. Internet of Tasks b. Internet of Tuples c. Internet of Things d. None of these Correct Answer: c. Internet of Things Detailed Solution: The full form of IoT is “Internet of Things” See lecture 1 (Introduction to IoT – Part - I) @ 1:30 QUESTION 2: Which of the following technologies have unified and has resulted in the evolution of IoT? a. High-power embedded systems b. Super Computing c. Engine Technology d. None of these Correct Answer: d. None of these  NPTEL Online Certification Courses Indian Institute of Technology Kharagpur Detailed Solution: Unification of technologies which has resulted in the advancement of IoT are – a. Low-power embedded systems b. Cloud Computing c. Big Data d. Machine Learning e. Networking See lecture 1 (Introduction to IoT – Part - I) @ 5:54 QUESTION 3: Which of the following are the enables of IoT? a. RFID b. Nanotechnology c. Sensors d. All of these Correct Answer: d. All of these Detailed Solution: The enables of IoT are – a. RFID b. Nanotechnology c. Sensors d. Smart Networks See lecture 2 (Introduction to IoT – Part - I) @ 12:50 QUESTION 4:  NPTEL Online Certification Courses Indian Institute of Technology Kharagpur Which of the following is NOT a function of an IoT Gateway? a. Connects the IoT LAN to a WAN b. Can implement several LAN and WAN c. Both (a) and (b) d. Neither (a) Nor (b) Correct Answer: d. Neither (a) nor (b) Detailed Solution: The functionalities of an IoT Gateway are – a. Connects the IoT LAN to a WAN b. Can implement several LAN and WAN c. Forwards packets between LAN and WAN on the IP layer See lecture 2 (Introduction to IoT – Part - II) @ 3:09 QUESTION 5: State whether the following statement is True or False. Statement: “The ITU vision is approaching reality as the present-day networked devices have outnumbered humans on earth.” a. True b. False Correct Answer: a. True Detailed Solution: The ITU vision is approaching reality as the present-day networked  NPTEL Online Certification Courses Indian Institute of Technology Kharagpur devices have outnumbered humans on earth. See lecture 2 (Introduction to IoT – Part - II) @ 02:35 QUESTION 6: State True or False. Statement: “In Multi-homing, a node/network is connected to multiple networks for improved reliability. a. True b. False Correct Answer: a. True Detailed Solution: In multi-homing, a node/network is connected to multiple networks for improved reliability. See lecture 2 (Introduction to IoT – Part - II) @ 15:22 QUESTION 7: Which of the following are the features of an IoT Gateway? a. A router connecting IoT LAN and WAN to Internet b. Can implement several LAN and WAN c. Forwards packets between LAN and WAN d. All of these Correct Answer: d. All of these Detailed Solution: The following are the features of an IoT gateway –  A router connecting IoT LAN and WAN to the Internet  Can implement several LAN and WAN  NPTEL Online Certification Courses Indian Institute of Technology Kharagpur  Forwards packets between LAN and WAN See lecture 2 (Introduction to IoT – Part - II) @ 04:00 QUESTION 8: State True or False. Statement: “IoT Proxy performs active application layer functions between IoT nodes and other entities.” a. True b. False Correct Answer: a. True Detailed Solution: IoT Proxy performs active application layer functions between IoT nodes and other entities. See lecture 2 (Introduction to IoT – Part - II) @ 04:00 QUESTION 9: The Gateway has a ____________ address prefix, which can be used to identify them globally. a. Non-unique b. Unique c. Both (a) and (b) d. Neither (a) nor (b) Correct Answer: b. Unique Detailed Solution: The Gateway has a unique address prefix, which can be used to identify  NPTEL Online Certification Courses Indian Institute of Technology Kharagpur them globally. See lecture 2 (Introduction to IoT – Part - II) @ 07:00 QUESTION 10: The IPv4 notation uses ___________________ number of bits to represent an address. e. 33 f. 32 g. Both (a) and (b) h. Neither (a) nor (b) Correct Answer: b. 32 Detailed Solution: The IPv4 notation uses 32 bits to represent an address. See lecture 2 (Introduction to IoT – Part - II) @ 16:33 QUESTION 11: The “Destination Address” field in the IPv4 header is of __________ bits in length. a. 32 b. 64 c. 128 d. None of these Correct Answer: a. 32 Detailed Solution: The IPv4 uses 32 bits to represent the “Destination Address”.  NPTEL Online Certification Courses Indian Institute of Technology Kharagpur See lecture 2 (Introduction to IoT – Part - II) @ 17:53 QUESTION 12: We can sense temperature using _____________? a. An actuator b. A Transducer c. A processor d. None of these Correct Answer: d. None of these Detailed Solution: We can sense temperature using a Sensor. See lecture 3 (Sensing) @ 01:00 QUESTION 13: State True or False. Statement: “A sensor is not only sensitive to the measured property, but it also influences the measured property.” a. True b. False Correct Answer: b. False Detailed Solution: A sensor is only sensitive to the measured property. It does not influence the measured property.. See lecture 3 (Sensing) @ 12:11  NPTEL Online Certification Courses Indian Institute of Technology Kharagpur QUESTION 14: Based on the output, sensors are classified as _______________________. a. Scalar and Vector b. Analog and Digital c. Both (a) and (b) d. Neither (a) nor (b) Correct Answer: b. Analog and Digital Detailed Solution: Based on the output, sensors are classified as Digital and Analog. See lecture 3 (Sensing) @ 13:05 QUESTION 15: What is the full form of SMP in the context of IoT actuators? a. Shape Master Polymers b. Switch Mode Power c. Sensor Making Polymer d. None of these Correct Answer: d. None of these Detailed Solution: The full form of SMP is Shape Memory Polymers. See Page number – 111, Chapter - 5, Book - Introduction to IoT, Authors – Sudip Misra, Anandarup Mukherjee, and Arijit Roy, Publisher – Cambridge University Press, Edition – 1 (2021)  NPTEL Online Certification Courses Indian Institute of Technology Kharagpur ************END***********