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PART-1 PART-2 PART-3

<<Week-0 IOT ANSWERS Week-2 IOT ANSWERS>>

Introduction To Internet Of Things Week 1

Session: JULY-DEC 2023

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Assessment link:Click Here

Q1. Which of the following are the enablers of IoT?
a. RFID
b. Nanotechnology
c. Sensors
d. All of the these

Answer: d. All of the these

Q2. Which of the following is/are NOT a characteristic of IoT?
a. Efficient, scalable and associated architecture.
b. Ambiguous naming and addressing.
c. Abundance of sleeping nodes, mobile and non-IP devices.
d. None of these

Answer: b. Ambiguous naming and addressing.

Q3. State whether the following statement is True or False.
Statement: The increasing number of devices in IoT is expected to result in an address crunch.
a. True
b. False

Answer: a. True

Q4. State whether the following statement is True or False.
Statement: The gateway has a unique network prefix, which can be used to identify them globally.
a. True
b. False

Answer: a. True

Q5. Sometimes, when there is a need for the nodes to communicate directly to the Internet, __ can be used.
a. Sensors
b. Actuators
c. Tunneling
d. None of these

Answer: c. Tunneling

Q6. In ___ a node/network is connected to multiple networks for improved reliability.
a. Transparent roaming
b. Multi-homing
c. None of these
d. Both (a) and (b)

Answer: b. Multi-homing

Q7. The IPv6 notation uses _______ values.
a. Roman
b. Hexadecimal
c. Both (a) and (b)
d. None of these

Answer: b. Hexadecimal

Q8. A _ detects (senses) changes in the ambient conditions or in the state of another device or a system, and forwards or processes this information in a certain manner.
a. Sensor
b. Actuator
c. Both (a) and (b)
d. None of these

Answer: a. Sensor

Q9. A microphone is an example of an _.
a. Input device and actuator
b. Only actuator
c. Only Transducer
d. Input device and transducer

Answer: d. Input device and transducer

Q10. The ____ of a sensor is the smallest change it can detect in the quantity that it is measuring.
a. Resolution
b. Bias
c. Noise
d. None of these

Answer: a. Resolution

Q11. Based on the data type, sensors are classified as ___________.
a. Scalar and Vector/Multimedia
b. Only scalar
c. Both (a) and (b)
d. Only vector

Answer: a. Scalar and Vector/Multimedia

Q12. Solenoid valve is an example of __________.
a. Sensor
b. Actuator
c. Processing unit
d. None of these

Answer: b. Actuator

Q13. An actuator requires a __________ and __________.
a. Control signal and a bias signal
b. Control signal and a source of energy
c. Noise signal and a source of energy
d. None of these

Answer: b. Control signal and a source of energy

Q14. State whether the following statement is True or False.
Statement: Pneumatic rack and pinion actuators are used for valve controls of water pipes.
a. True
b. False

Answer: a. True

Q15. Which of the following is NOT a function of an IoT gateway?
a. Switching
b. Routing
c. Protocol conversion
d. Generating noise

Answer: d. Generating noise