Introduction To Internet Of Things Week 4
Session: JULY-DEC 2023
Course Name: Introduction To Internet Of Things
Course Link: Click Here
These are Introduction To Internet Of Things Week 4 Assignment 4 Answers
Q1. State whether the following statement is true or false.
Statement: Coverage in WSN is defined as the area-of-interest is covered satisfactorily.
a. True
b. False
Answer: a. True
Q2. If transmission range >= 2* sensing range,
a. Coverage implies greater coverage
b. Coverage implies connectivity
c. Both (a) and (b)
d. None of these
Answer: b. Coverage implies connectivity
Q3. The two types of reporting in WSN are –
a. Event driven and machine driven
b. Event driven and weather driven
c. Event driven and on demand
d. None of these
Answer: c. Event driven and on demand
These are Introduction To Internet Of Things Week 4 Assignment 4 Answers
Q4. The objective of coverage in WSN is to use a ___ number of sensors and ___ the network lifetime.
a. minimum, minimize
b. minimum, maximize
c. maximum, minimize
d. maximum, maximize
Answer: b. minimum, maximize
Q5. Select the correct option.
The disadvantages of stationary Wireless Sensor Networks are –
Statement-I: Node failure may result in partition of networks.
Statement-II: Topology cannot change automatically.
a. Statement-I True, Statement-II False
b. Both Statements are False
c. Both Statements are True
d. None of these
Answer: c. Both Statements are True
Q6. A _____ in MWSN moves in order to collect data from sensor nodes and goes to the sink and delivers the collected data from different sensor nodes.
a. Drop
b. Molecule
c. Mule
d. None of these
Answer: c. Mule
These are Introduction To Internet Of Things Week 4 Assignment 4 Answers
Q7. ____ allows distributed sensing carried by humans and the goal is not just to collect data but to allow the common people to assess and share the knowledge.
a. Voluntary sensing
b. Compressive sensing
c. Dynamic sensing
d. Participatory sensing
Answer: d. Participatory sensing
Q8. Which of the following is/are NOT feature/features of UAV networks?
a. Mesh or star networks
b. Multi-tasking
c. Large coverage area
d. None of these
Answer: d. None of these
Q9. Which of the following is NOT a UAV network constraint?
a. Frequent link breakages
b. Prone to malfunction
c. Very Complex
d. None of these
Answer: d. None of these
These are Introduction To Internet Of Things Week 4 Assignment 4 Answers
Q10. In _________ configuration, UAVs form multiple star topology. One node from each group connects to the ground station.
a. Multi-star
b. Ring
c. Both (a) and (b)
d. None of these
Answer: a. Multi-star
Q11. The full form of FANET is?
a. Flying Ad Hoc Network
b. Fast Ad Hoc Network
c. Fidelity Ad Hoc Network
d. None of these
Answer: a. Flying Ad Hoc Network
Q12. Low-end sensor nodes are those-
a. Whose deployment has high density in order to increase network lifetime and survivability.
b. Who perform basic functions such as data aggregation, auto configuration, and power saving.
c. Both (a) and (b)
d. None of these
Answer: c. Both (a) and (b)
These are Introduction To Internet Of Things Week 4 Assignment 4 Answers
Q13. Which of the following are the components of the M2M ecosystem?
a. Trees
b. Ocean
c. Device Providers
d. Non-service users
Answer: c. Device Providers
Q14. State whether the following statement is true or false
Statement: The M2M Device Platform enables access to objects connected to the Internet anywhere any time.
a. True
b. False
Answer: a. True
Q15. State whether the following statement is true or false
Statement: The M2M Application Platform provides integrated services based on device collected data-sets.
a. True
b. False
Answer: a. True
These are Introduction To Internet Of Things Week 4 Assignment 4 Answers
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Session: JAN-APR 2023
Course Name: Introduction To Internet Of Things
Course Link: Click Here
These are Introduction To Internet Of Things Week 4 Assignment 4 Answers
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
Answer: a. PIR, Ultrasonic
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
Answer: b. Connectivity
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
Answer: a. To use a minimum number of sensors and maximize the network lifetime
These are Introduction To Internet Of Things Week 4 Assignment 4 Answers
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
Answer: 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
Answer: c. Data Mules
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
Answer: c. Both (a) and (b)
These are Introduction To Internet Of Things Week 4 Assignment 4 Answers
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
Answer: 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)
Answer: 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
Answer: b. Mesh and Star
These are Introduction To Internet Of Things Week 4 Assignment 4 Answers
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
Answer: a. Slow change in network topology
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
Answer: a. Limited
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
Answer: c. Flat Mesh and Hierarchical Mesh
These are Introduction To Internet Of Things Week 4 Assignment 4 Answers
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
Answer: 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
Answer: b. High cost
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
Answer: c. Out End Node
These are Introduction To Internet Of Things Week 4 Assignment 4 Answers
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These are Introduction To Internet Of Things Week 4 Assignment 4 Answers
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Q1. Which of the following UAV topology is self-configuring?
a. Mesh
b. Star
c. Both mesh and star
d. Grid
Answer: c. Both mesh and star
Q2. In WMSNs application, which of the following deployment can provide better sensing and prolong network lifetime?
a. Scalar sensor nodes
b. Camera sensor nodes
c. Both scalar and camera sensor nodes
d. Vector sensor nodes
Answer: c. Both scalar and camera sensor nodes
Q3. In which of the following algorithms only a subset of nodes in the WASN participate in sensing, communication, and computation?
a. Localized
b. Distributed
c. Centralized
d. All of these
Answer: a. Localized
These are Introduction To Internet Of Things Week 4 Assignment 4 Answers
Q4. In general, the target-tracking problem consists of a WSN, whose nodes are strategically or randomly deployed across the sensor field. Is the statement true?
a. Yes
b. No
Answer: a. Yes
Q5. In Ad-Hoc FANETs, which of the following set-up can be considered as ground network?
a. Stationary WSNs
b. Control stations
c. VANETS
d. All of these
Answer: d. All of these
Q6. Which of the following components in M2M monitors the status of devices and M2M area networks, and controls them based on their status?
a. M2M User Platform
b. M2M Device Platform
c. M2M Service Platform
d. M2M Access Platform
Answer: b. M2M Device Platform
These are Introduction To Internet Of Things Week 4 Assignment 4 Answers
Q7. In the guided target-tracking problem formulation, a tracker is added to the problem. The tracker follows the trajectory defined by beacon nodes to intercept the target. Which of the following objectives best define this tracking algorithm?
a. to fuse data about the target
b. to use the least amount of communication to reach the target
c. to reach the target in the shortest possible time
d. to increase the network lifetime
Answer: c. to reach the target in the shortest possible time
These are Introduction To Internet Of Things Week 4 Assignment 4 Answers
Q8. In gateway selection algorithm in FANETs, each UAV acquires the information of all UAVs within its hop(s).
a. One
b. Two
c. More than one
d. Can’t be specific
Answer: b. Two
Q9. A crossing is covered if it is in the _________________ region of at least one node’s coverage disk.
a. exterior
b. interior
c. either exterior or interior
d. boundary
Answer: b. interior
These are Introduction To Internet Of Things Week 4 Assignment 4 Answers
Q10. There are several major challenges related to target-tracking applications. Which of the following is NOT among those challenges?
a. target recovery
b. node non-cooperation
c. future-position estimation
d. energy management
Answer: b. node non-cooperation
Q11. Which of the following components in M2M manages inquiry?
a. M2M User Platform
b. M2M Device Platform
c. M2M Service Platform
d. M2M Access Platform
Answer: a. M2M User Platform
Q12. Which of the following is NOT regarded as one of the major scatters of underwater sound in Underwater Acoustic Sensor Networks?
a. Non-linear internal waves
b. Solitons
c. Linear internal waves
d. None of these
Answer: c. Linear internal waves
These are Introduction To Internet Of Things Week 4 Assignment 4 Answers
Q13. In Optimal Geographical Density Control (OGDC) algorithm, a node if its coverage area is completely covered.
a. wakes up
b. starts listening
c. sleeps
d. backs off
Answer: c. sleeps
These are Introduction To Internet Of Things Week 4 Assignment 4 Answers
Q14. Which of the following elements of target-tracking algorithm can perform data fusion?
a. Active node
b. Inactive node
c. Beacon node
d. Sink node
Answer: d. Sink node
Q15. Which of the following components of Mobile Wireless Sensor Networks (MWSN) moves in order to collect data from sensor nodes?
a. Mobile sensor node
b. Data mule
c. Mobile sink
d. Both data mule and mobile sink
Answer: d. Both data mule and mobile sink
These are Introduction To Internet Of Things Week 4 Assignment 4 Answers
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