NPTEL Introduction to Industry 4.0 and Industrial Internet of Things Week 8 Assignment Answers 2024
1. Which of the following statements is TRUE about unsupervised methods?
a. They require labeled data to function.
b. They find structure in the input data on their own.
c. They are always more accurate than supervised methods.
d. They are not at all useful for clustering tasks.
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2. “Deployment of IloT analytics typically consists of three steps – i) train a (predictive) analytics model, ii) test and validate the model on previously unseen data, and ili) deploy the model to make predictions on real (streaming) data.” State True or False.
a. True
b. False
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3. ____________requires fine-tuning a trained model. This approach requires less amount of data. Therefore, the time required for processing and computation may be reduced from hours to minutes and from weeks to days. Fill in the blanks.
a. Transfer Learning
b. Decision Tree
c. Regression
d. Naïve Bayes
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4. Which of the following is false about Reinforcement Learning?
a. There is an external supervisor to guide the agent.
b. There is a reward function which acts as feedback to the agent.
c. It builds a knowledge graph from the constant feedback of the corresponding actions.
d. None of the above
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5. Which of the following machine learning techniques is used to identify similar groups of data, coined as clustering?
a. Supervised
b. Unsupervised
c. Classification
d. Regression
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6. In__________one data point may belong to more than one cluster. Fill in the blanks.
a. K-Means
b. Fuzzy c-Means
c. Naive Bayes
d. Decision Tree
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7. “Machine learning is a subset of deep learning which can learn automatically by finding the features of the object on its own.” State True or False.
a. True
b. False
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8. When does a deep learning model typically provide better accuracy?
a. When the amount of data is very limited
b. When the amount of data is huge
c. When data is unavailable
d. All of the above
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9. Which of the following can be achieved by deploying cloud in IloT?
a. High computational speed for data monitoring and analytics
b. Scalable and secure services
c. Storage of huge amounts of data
d. All of the above
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10. Which of the following services can NOT be provided by utilizing cloud computing?
a. Software-as-a-Service
b. Platform-as-a-Service
c. Pivot-as-a-Service
d. Infrastructure-as-a-Service
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11. Which of the following is rendered by a Consumer loT cloud platform?
a. A large number of data points
b. Modest security
c. Return on investment (ROI) sensitive
d. Quality of Service
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12. MindSphere is the cloud-based, open loT operating system. Which of the following features are supported by the MindSphere?
a. Security supports
b. Procurement and distribution
c. Automated exploitation of performance and intelligence
d. All of the above
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13. Which of the following is not a C3 loT Platform tool?
a. Ex Machina
b. Data Explorer
c. Data Science Notebook
d. Type Developer
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14. “Cashify is an Industrial loT platform that facilitates real-time monitoring and low-cost solutions.” State true or false.
a. True
b. False
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15. Which of the following statements is false about fog computing?
a. An added layer between the edge and the cloud layer
b. A complete replacement of Cloud
c. Distributed at one level, centralized on the other
d. Intelligent in providing services like filtering, aggregation, and translation
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