# Introduction To Industry 4.0 And Industrial Internet Of Things | NPTEL | Week 8 Answers

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### Introduction To Industry 4.0 And Industrial Internet Of Things NPTEL Week 8 Answers

Q1. What are the three types of IIoT Analytics?

a) Systematic Analytics, Predictive Analytics, Prescriptive Analytics
b) Descriptive Analytics, Sysetmatic Analytics, Prescriptive Analytics
c) Descriptive Analytics, Predictive Analytics, Systematic Analytics
d) Descriptive Analytics, Predictive Analytics, Prescriptive Analytics

Answer: d) Descriptive Analytics, Predictive Analytics, Prescriptive Analytics

Introduction To Industry 4.0 And Industrial Internet Of Things NPTEL Week 8 Answers

Q2. What are the main 5 Vs of big data?

a) Volume, virtualization, viscosity, veracity, variety
b) Volume, virtualization, variability, viscosity, variety
c) Volume, velocity, virtualization, veracity, viscosity
d) Volume, velocity, variability, veracity, variety

Answer: d) Volume, velocity, variability, veracity, variety

Q3. “Machine learning is a subset of deep learning.” — True/False?

a) True
b) False

Q4. Which of the following is an example of Classification?

a) Bayes Regression
b) Support Vector Machine
c) Gaussian Mixture Model
d) All of the above

Introduction To Industry 4.0 And Industrial Internet Of Things NPTEL Week 8 Answers

Q5. Clustering is used in __________ learning?

a) Unsupervised
b) Supervised
c) Reinforcement
d) None of the above

Q6. Which machine learning algorithm enables machines to improve performance by automatically learning the ideal behaviors for a specific environment?

a) Unsupervised Learning
b) Supervised Learning
c) Reinforcement Learning
d) Deep Learning

Q7. Which node in the Decision Tree evaluates or determines the outcome based on an attribute’s value?

a) Parent node
b) Leaf node
c) Decision node
d) Root node

Introduction To Industry 4.0 And Industrial Internet Of Things NPTEL Week 8 Answers

Q8. What is the subfield of machine learning that mimics the working function of billions of neurons in our brain?

a) Regression
b) Deep Learning
c) Decision tree
d) Reinforcement learning

Q9. Why do we need cloud?

a) For high computational speed for data monitoring and analytics
b) For storage of huge amount of data
c) For effective data acquistion
d) All of the above

Answer: d) All of the above

Q10. What are the three types of services offered by cloud computing?

a) SeaaS, PaaS and IaaS
b) SeaaS, CaaS and IaaS
c) SaaS, PaaS and IaaS
d) NaaS, CaaS and IaaS

Answer: c) SaaS, PaaS and IaaS

Introduction To Industry 4.0 And Industrial Internet Of Things NPTEL Week 8 Answers

Q11. Which of the following is an example of Infrastructure-as-a-Service?

b) Microsoft Azure
c) Microsoft 365
d) All of the above

Q12. Amazon Web Service is a ____________ cloud.

a) public
b) private
c) hybrid
d) community

Q13. Which one of the following is not a characteristic of a good SLA?

a) Mutually Acceptable
b) Quantifiable
c) Refundable
d) Controllable

Q14. Fog layer is located between which two layers?

a) the edge and the gateways
b) the devices and the edge
c) the devices and the gateways
d) the edge and the cloud

Answer: d) the edge and the cloud

Introduction To Industry 4.0 And Industrial Internet Of Things NPTEL Week 8 Answers

Q15. What are the three main layers of Deep learning?

a) Input layer, prediction layer, output layer
b) Input layer, hidden layer, decision layer
c) Input layer, prediction layer, decision layer
d) Input layer, hidden layer, output layer

Answer: d) Input layer, hidden layer, output layer

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