Introduction To Industry 4.0 And Industrial Internet Of Things | Week 9

Session: JAN-APR 2024

Course Name: Introduction To Industry 4.0 And Industrial Internet Of Things

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These are NPTEL Introduction to Industry 4 Assignment 9 Answers And Industrial Internet Of Things


Q1. Which of the following is not a valid reason for employing fog computing in IIoT?
a. Consistent release of data from sensors and machines
b. Need for immediate action and quick response
c. Devaluing existing functionalities of IIoT
d. Data may be critical as well as time-sensitive

Answer: c. Devaluing existing functionalities of IIoT


Q2. Which of the following statements is false about the fog-enabled IIoT for Smart Grid and Power Industry?
a. Dynamic demand of appliances
b. Unidirectional communication between the consumer and supplier
c. Power supply is provided from micro-grids, local distribution companies
d. Advanced metering infrastructure for bi-directional communication

Answer: b. Unidirectional communication between the consumer and supplier


Q3. Nebbiolo Technologies, who is one of the pioneers of Fog Computing, brought together IT and OT for real-time services and rendered optimized solutions with smarter decision making capability in lower cost. Which of the following products is not produced by Nebbiolo Technologies?
a. fogOS
b. fogNode
c. fogSM
d. fogBCD

Answer: d. fogBCD


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These are NPTEL Introduction to Industry 4 Assignment 9 Answers And Industrial Internet Of Things


Q4. SONM is a Decentralized Fog Computing Platform that renders distributed cloud services with fog as the backend. Which of the following facilities is not supported by SONM?
a. Blockchain infrastructure
b. Video streaming
c. Machine learning
d. Digital triplet

Answer: d. Digital triplet


Q5. “In R Programming, it is compulsory to specify the datatype at the time of variable declaration.” State true or false.
a. True
b. False

Answer: b. False


Q6. Which of the following can be used to calculate ab in R programming?
a. a+b
b. a/b
c. a^b
d. a@b

Answer: c. a^b


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These are NPTEL Introduction to Industry 4 Assignment 9 Answers And Industrial Internet Of Things


Q7. Which of the following operands is used to create series of numbers for a vector in R programming?
a. <=
b. #
c. :
d. I

Answer: c. :


Q8. Which of the following is/are supported by the Julia programming language?
a. Tuples
b. Dictionary
c. Arrays
d. All of the above

Answer: d. All of the above


Q9. Which of the following represents the essential characteristics of cloud computing according to NIST?
a. On-demand self service
b. Resource pooling
c. Broad network access
d. All of the above

Answer: d. All of the above


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These are NPTEL Introduction to Industry 4 Assignment 9 Answers And Industrial Internet Of Things


Q10. Why is it necessary to perform integration which is a part of data pre-processing in the context of Data management?
a. Mitigating redundancy
b. Combining data from various sources
c. Cleaning incomplete data
d. Identifying inaccurate data

Answer: b. Combining data from various sources


Q11. “There are three main NoSQL databases. They are Key-value databases, column-oriented databases, and document-oriented databases.” State true or false.
a. True
b. False

Answer: a. True


Q12. “In Hadoop Master/Slave Architecture, the master serves read and write requests from the file system’s clients whereas slave executes operations like opening, closing, and renaming files and directories.” State true or false.
a. True
b. False

Answer: b. False


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These are NPTEL Introduction to Industry 4 Assignment 9 Answers And Industrial Internet Of Things


Q13. Which of the following is false about the BCube topology of the data center network.
a. Follow switch-oriented practice, rather than the server-centric approach
b. Provides multiple parallel short paths between any pair of server
c. Places intelligence on modular data center (MDC) servers
d. Forms multiple edge-disjoint server spanning tree

Answer: b. Provides multiple parallel short paths between any pair of server


Q14. Which of the following protocols is used by the SDN?
a. OpenByte
b. OpenFlow
c. Wide Flow
d. ClosedByte

Answer: b. OpenFlow


Q15. Which of the following is incorrect about Software-defined networks (SDN)?
a. SDN increases complexity of traditional networks by separating the control and data planes
b. SDN and NFV are separate paradigms
c. SDN provides a centralized view of the whole network which improves controllability, efficiency and network stability
d. SDN can provide seamless transition of data routes, self-organization, configuration optimization and smart transmissions

Answer: a. SDN increases complexity of traditional networks by separating the control and data planes


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These are NPTEL Introduction to Industry 4 Assignment 9 Answers And Industrial Internet Of Things

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Session: JAN-APR 2023

Course Name: Introduction To Industry 4.0 And Industrial Internet Of Things

Course Link: Click Here

These are NPTEL Introduction to Industry 4 Assignment 9 Answers And Industrial Internet Of Things


Q1. What are the advantages of using fog computing in IIoT?
(a) Consistent release of data from sensors and machines
(b) Need for immediate action and quick response
(c) Data may be critical as well as time-sensitive
(d) All of the above

Answer: (d) All of the above


Q2. Organize the elements of fog computing architecture in ascending order of data processing delay.
(a) Industrial end devices, Fog devices, and Cloud
(b) Industrial end devices, Cloud, and Fog devices
(c) Cloud, Industrial end devices, and Fog Devices
(d) None of the above

Answer: (a) Industrial end devices, Fog devices, and Cloud


These are NPTEL Introduction to Industry 4 Assignment 9 Answers And Industrial Internet Of Things


Q3. Which of the following is/are the characteristic(s) of fog-enabled IIoT?
(a) Real-time monitoring and visualization
(b) Shrinkable processing architecture
(c) Increased overall cost
(d) All of the above

Answer: (a) Real-time monitoring and visualization


Q4. What are the advantages of using fog-based architecture in the smart grid and power industry?
(a) Dynamic demand of appliances
(b) Bi-directional communication between the consumer and supplier
(c) Advanced metering infrastructure for bi-directional communication
(d) All of the above

Answer: (d) All of the above


These are NPTEL Introduction to Industry 4 Assignment 9 Answers And Industrial Internet Of Things


Q5. Select the advantages of fog-based architecture in the oil and gas industry.
(a) Offering real-time advanced operation
(b) Detection of unusual events
(c) Step by step automation
(d) All of the above

Answer: (d) All of the above


Q6. Which of the following data type is used in the R programming language?
(a) Logical
(b) Float
(c) Double
(d) String

Answer: (a) Logical


These are NPTEL Introduction to Industry 4 Assignment 9 Answers And Industrial Internet Of Things


Q7. Which of the following option is correct?
(a) e1071: Network analysis tools
(b) rpart: Regression tree etc
(c) nnet: Fuzzy clustering, support vector machine, naïve bayes classifier etc
(d) randomForest: Feedforward neural network etc

Answer: (b) rpart: Regression tree etc


Q8. Why is Julia programming used?
(a) Open source
(b) Distributed computation and parallelism possible
(c) Support efficiently Unicode
(d) All of the above

Answer: (d) All of the above


These are NPTEL Introduction to Industry 4 Assignment 9 Answers And Industrial Internet Of Things


Q9. Which of the following options is/are valid for the Julia programming language?
(a) Use println() is used to print
(b) Variables can be assigned without defining the type
(c) Assigning strings
(d) All of the above

Answer: (d) All of the above


Q10. Select the correct cloud computing service model (s).
(a) Infrastructure-as-a-Service
(b) Sensing-as-a-Service
(c) Communication-as-a-Service
(d) All of the above

Answer: (d) All of the above


These are NPTEL Introduction to Industry 4 Assignment 9 Answers And Industrial Internet Of Things


Q11. Which of the following properties is /are valid for a data center network?
(a) Stable
(b) Secure
(c) Reliable
(d) All of the above

Answer: (d) All of the above


Q12. What is SDN?
(a) Restructuring the current network infrastructure for improved network management
(b) It is not a new technology – rather reshaping the current network architecture
(c) Control and data planes are decoupled from the traditional forwarding devices
(d) All of the above.

Answer: (d) All of the above.


These are NPTEL Introduction to Industry 4 Assignment 9 Answers And Industrial Internet Of Things


Q13. Which of the following aspects is/are true for SDN?
(a) Rule placement
(b) Controller placement
(c) Security
(d) All of the above

Answer: (d) All of the above


Q14. Select the correct application (s) of SDN.
(a) WSN management
(b) IoT applications
(c) IIoT applications
(d) All of the above

Answer: (d) All of the above


These are NPTEL Introduction to Industry 4 Assignment 9 Answers And Industrial Internet Of Things


Q15. The mining industry uses __ to load/unload mining materials.
(a) Conveyer-belt
(b) Roller
(c) Drum
(d) None of the above

Answer: (a) Conveyer-belt


These are NPTEL Introduction to Industry 4 Assignment 9 Answers And Industrial Internet Of Things

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Session: JUL-DEC 2022

Course Name: Introduction to industry 4.0 and Industrial Internet of Things

Course Link: Click Here

These are NPTEL Introduction to Industry 4 Assignment 9 Answers And Industrial Internet Of Things


1) Which of the following is not a reason for using fog computing concept in IIoT?
a) The generated data can be time-sensitive which require immediate response to avoid hazards
b) Fog can address the weaknesses of industrial automation
c) To enable new functionalities along with additional features
d) Fog simplifies the interoperability among different devices which work on different protocols

Answer: d) Fog simplifies the interoperability among different devices which work on different protocols


2) Which of the following are the use cases of IIoT?
a) Smart Grid and Power
b) Oil and Gas Industries
c) Both (a) and (b)
d) None of the above

Answer: c) Both (a) and (b)


These are NPTEL Introduction to Industry 4 Assignment 9 Answers And Industrial Internet Of Things


3) Which of the following is not a fog service provider?
a) FogHorn
b) Amazon Web Services
c) Crosser
d) Sonm

Answer: b) Amazon Web Services


4) “As the fog nodes are placed closer to the source device, it provides a quicker response to the computation, resources, storage, and service request of the end-users.” True or false?
a) True
b) False

Answer: a) True


These are NPTEL Introduction to Industry 4 Assignment 9 Answers And Industrial Internet Of Things


5) Which of the following is not an object in R?
a) Vectors
b) Raw
c) Data Frames
d) Matrices

Answer: b) Raw


6) Which of the following package contains the functions for creating predictive models?
a) Rpart
b) e1071
c) caret
d) igraph

Answer: c) caret


These are NPTEL Introduction to Industry 4 Assignment 9 Answers And Industrial Internet Of Things


7) Julia merges the benefits of __________ language with the performance of _________ language.
a) Java, Python
b) Python, C
c) C, Python
d) C++, Python

Answer: b) Python, C


8) Which of the following is/are the essential characteristic(s) of cloud computing according to NIST?
a) On-demand self service
b) Resource pooling
c) Rapid elasticity
d) All the above

Answer: d) All the above


These are NPTEL Introduction to Industry 4 Assignment 9 Answers And Industrial Internet Of Things


9) Which of the following are the processes associated with Data Management in IIoT?
a) Generation, Acquisition, Storage, and Analysis
b) Generation, Transmission, Storage, and Analysis
c) Generation, Transmission, Storage, and Filtration
d) None the above

Answer: a) Generation, Acquisition, Storage, and Analysis


10) In Hadoop Master/Slave architecture, which of the following is not the task of the Master?
a) Executes operations like opening, closing, and renaming files and directories
b) Determines the mapping of blocks to data nodes
c) Serves read and write requests from the file system’s clients
d) None of the above

Answer: c) Serves read and write requests from the file system’s clients


These are NPTEL Introduction to Industry 4 Assignment 9 Answers And Industrial Internet Of Things


11) Choose the one which is wrong:
a) Data center network should be agile
b) Data center network should be reliable
c) Data center network should be scalable
d) none of the above

Answer: d) none of the above


12) How many topology does the data center network have?
a) 3
b) 4
c) 5
d) 6

Answer: b) 4


These are NPTEL Introduction to Industry 4 Assignment 9 Answers And Industrial Internet Of Things


13) What are the components of Software-Defined Data Center?
a) Edge node virtualization, OS virtualization, machine virtualization, Arithmetic logic layer
b) Network virtualization, Storage virtualization, Server virtualization, Business logic layer
c) Component virtualization, System virtualization, Server optimization, Network logic layer
d) Network optimization, Storage optimization, Server optimization, Arithmetic logic unit

Answer: b) Network virtualization, Storage virtualization, Server virtualization, Business logic layer


These are NPTEL Introduction to Industry 4 Assignment 9 Answers And Industrial Internet Of Things


14) What is SDN?
a) It is not a new technology, but rather reshaping the current network architecture.
b) It is restructuring the current network infrastructure in order to achieve an improved network management.
c) Both a) and b)
d) Neither b) nor a)

Answer: c) Both a) and b)


These are NPTEL Introduction to Industry 4 Assignment 9 Answers And Industrial Internet Of Things


15) What are the thee layers of SDN?
a) Data plane, Network plane, and Infrastructure plane.
b) Data plane, Network plane, and Application plane.
c) Data plane, Control plane, and Application plane.
d) Data plane, Control plane, and Network plane.

Answer: c) Data plane, Control plane, and Application plane.


These are NPTEL Introduction to Industry 4 Assignment 9 Answers And Industrial Internet Of Things

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