Which of the following are the enablers of IoT?
a. RFID
b. Nanotechnology
c. Sensors
d. All of the these
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
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
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
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
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)
The IPv6 notation uses ___________________ values.
a. Roman
b. Hexadecimal
c. Both (a) and (b)
d. None of these
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
A microphone is an example of an _____________.
a. Input device and actuator
b. Only actuator
c. Only Transducer
d. Input device and transducer
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
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
Solenoid valve is an example of ______________________.
a. Sensor
b. Actuator
c. Processing unit
d. None of these
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
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
Which of the following is NOT a function of an IoT gateway?
a. Switching
b. Routing
c. Protocol conversion
d. Generating noise