Q1. What is the full form of IoT?
a. Internet of Tasks
b. Internet of Things
c. Internet of Tasks
d. None of these
Answer:- b
Q2. Which of the following technologies have unified and has resulted in the evolution of IoT?
a. Low-power embedded systems
b. Cloud Computing
c. Machine Learning
d. All of these
Answer:- d
Q3. Which of the following are the enablers of IoT?
a. RFID
b. Nanotechnology
c. Sensors
d. All of these
Answer:- d
Q4. Which of the following is/are a function of an loT Gateway?
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
d. All of these
Answer:- d
Q5. State whether the following statement is True or False.
Statement: “The same address of an IoT device may be repeated in the domain of another gateway. The gateway has a unique network prefix, which can be used to identify them globally.”
a. True
b. False
Answer:- a
Q6. The IPv4 notation uses __________ number of bits to represent an address.
a. 33
b. 32
c. Both (a) and (b)
d. None of these
Answer:- b
Q7. The IPv4 notation uses __________ number of bits to represent an address.
a. 33
b. 32
c. Both (a) and (b)
d. None of these
Answer:- b
Q8. The “Source Address” field in the IPv6 header is of _______ bits in length.
a. 32
b. 64
с. 128
d. None of these
Answer:- c
Q9. A device which detects or measures a physical property and records, indicates, or otherwise responds to it is called ___________ ?
a. A sensor
b. An actuator
с. A Transducer
d. A processor
Answer:- a
Q10. 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
Q11. State whether the following statement is True or False.
Statement: A sensor is only sensitive to the measured property for which it has been made (e.g., A temperature sensor senses the ambient temperature of a room.)
a. True
b. False
Answer:- a
Q12. Based on the data type, sensors are classified as __________ .
a. Only scalar
b. Only vector
c. Scalar and Vector/Multimedia
d. None of these
Answer:- c
Q13. State whether the following statement is True or False.
Statement: The more is the resolution of a sensor, the less accurate it its precision.
a. True
b. False
Answer:- b
Q14. The sensitivity of a sensor under real conditions may differ from the value specified. This is called
a. Physical error
b. Sensitivity error
c. Rounding error
d. None of these
Answer:- b
Q15. A sensor node is made up of which of the following?
a. Sensor/Sensing units
b. A processing unit
c. A power unit
d. All of these
Answer:- d