Introduction To Internet Of Things | Week 4

Introduction To Internet Of Things Week 4

Course Link: https://onlinecourses.nptel.ac.in/noc23_cs51/course

Q1. When an intruder enters into the agricultural field through the boundary (perimeter) of the field, a/an ________ sensor can be used to detect the object and a/an _________ sensor can be used to sense the distance at which the object is located.
a. PIR, Ultrasonic
b. Ultrasonic, PIR
c. Humidity, PIR
d. None of these

Q2. _________ is defined as, all the nodes are connected in the network, so that sensed data can reach to sink node?
a. Coverage
b. Connectivity
c. Both (a) and (b)
d. None of these

Q3. The objective of coverage in WSN is
a. To use a minimum number of sensors and maximize the network lifetime
b. To use a maximum number of sensors and maximize the network lifetime
c. To use a minimum number of sensors and minimize the network lifetime
d. To use a maximum number of sensors and minimize the network lifetime

Q4. State True or False
Statement-I: If transmission range ≤ 2* sensing range, coverage implies connectivity.
a. Statement-I is True
b. Statement-I is False

Q5. A mobile entity that collects the data from sensor nodes goes to the sink, and delivers the collected data from different sensor nodes are called?
a. Data Molecule
b. Static Node
c. Data Mules
d. None of these

Q6. Human-centric Sensing is possible because of?
a. Smartphone and PDAs
b. Miniaturization and Proliferation of devices
c. Both (a) and (b)
d. None of these

Q7. Which of the following are the roles played by humans in Human-centric Sensing?
a. Sensing Targets
b. Sensor Operators
c. Data Source
d. All of these

Q8. Which of the following is/are NOT goal of Participatory Sensing?
a. To only collect data
b. Not just collect data, but allow common people to access data and share knowledge
c. To only access data
d. Both (a) and (c)

Q9. The two popular network topologies in UAV networks are
a. Ring
b. Mesh and Star
c. Bus
d. All of these

Q10. Which of the following is NOT an issue in UAV networks?
a. Slow change in network topology
b. Malfunctioning of UAVs
c. Intermittent link nature
d. Relative position of UAV may change

Q11. The scalability in single UAV system as compared to multi-UAV system is?
a. Limited
b. High
c. Very High
d. None of these

Q12. Typical types of mesh networks in UAV networks are
a. Solid Mesh and Hierarchical Mesh
b. Plane Mesh and Solid Mesh
c. Flat Mesh and Hierarchical Mesh
d. None of these

Q13. State True or False
Statement-I: SCADA is designed for isolated systems using proprietary solutions, whereas M2M is designed for cross-platform integration.
a. False
b. True

Q14. Which of the following is NOT a feature of M2M?
a. Large number of nodes or devices
b. High cost
c. Energy efficient
d. Small traffic per machine/device

Q15. Which of the following is NOT an M2M node type?
a. Low End Node
b. High End Node
c. Out End Node
d. None of these