NPTEL IoT Assignment Week 11 PDF

NPTEL Online Certification Courses Indian Institute of Technology Kharagpur Introduction to Internet of Things Assignment-Week 11 TYPE OF QUESTION: MCQ/MSQ Numb...

NPTEL Online Certification Courses Indian Institute of Technology Kharagpur Introduction to Internet of Things Assignment-Week 11 TYPE OF QUESTION: MCQ/MSQ Number of questions: 15 Total marks: 15 X 1= 15 QUESTION 1: What are some of the other names of the smart grids? a. Energy internet b. Electricity with a hand c. Electrolyte d. All of these Correct Answer: a. Energy internet Detailed Solution: Smart grids are also known as Electricity with a brain, Energy internet, and Electronet. (Please refer Lecture 51@8:33) ___________________________________________________________________ _________  NPTEL Online Certification Courses Indian Institute of Technology Kharagpur QUESTION 2: Smart Grid follows which type of flow of energy? a. Bidirectional b. Unidirectional c. Both a and b d. Neither a nor b Correct Answer: a. Bidirectional Detailed Solution: Smart grid follows bidirectional flow of energy. (Please refer Lecture 51@5:41) ___________________________________________________________________ _________ QUESTION 3: Which of the following is a benefit associated with smart grids for customers? a. Reduced transmission of electricity b. Higher electricity rates c. Less security d. Different pricing options Correct Answer: d. Different pricing options  NPTEL Online Certification Courses Indian Institute of Technology Kharagpur Detailed Solution: Smart Grids provide different pricing options for customers, lower electricity rates and Improved security. (Please refer Lecture 51@16:33) ___________________________________________________________________ _________ QUESTION 4: Which of the following is a property of smart grid related to power system efficiency? a. Power monitoring b. Asset Management c. Distribution automation d. All of these Correct Answer: d. All of these Detailed Solution: Power monitoring, Asset Management and Distribution automation are all the properties of smart grid related to power system efficiency. (Please refer Lecture 51 @22:21) ___________________________________________________________________ _________ QUESTION 5: Fill in the blank. In ___________, a home can have power from distributed resources. a. Peaking b. Islanding c. Neither a nor b d. Both a and b  NPTEL Online Certification Courses Indian Institute of Technology Kharagpur Correct Answer: b. Islanding Detailed Solution: In islanding, a home can have power from distributed resources.(Please refer Lecture 51 @31:20) ___________________________________________________________________ _________ QUESTION 6: Which of the following aggregate the energy consumption or energy request of a certain geographical area? a. DAUs b. Meter Data Management System c. Buffer d. None of these Correct Answer: a. DAUs Detailed Solution: DAUs aggregate the energy consumption or energy request of a certain geographical area. (Please refer Lecture 52@15:17) ___________________________________________________________________ _________  NPTEL Online Certification Courses Indian Institute of Technology Kharagpur QUESTION 7: Which of the following statements are true about Dynamic System Attacks? Statement I: Replay attacks compromises sensors and monitors their outputs. Statement II: D-DIA can lead to a system collapse. Statement III: Covert attack is a closed loop version of replay attacks. a. Statements I and II b. Statements I and III c. Statements II and III d. Statement I, II and III Correct Answer: d. Statements I, II and III Detailed Solution: Replay attacks compromises sensors and monitors their outputs. D-DIA can lead to a system collapse. Covert attack is a closed loop version of replay attacks. (Please refer Lecture 52@20:03) ___________________________________________________________________ _________ QUESTION 8: Fill in the blank. ____________ is performed by compromising the availability of the grid component. a. Gateway b. Data injection attacks c. AMH d. Denial of service Correct Answer: d. Denial of service  NPTEL Online Certification Courses Indian Institute of Technology Kharagpur Detailed Solution: Denial of service is performed by compromising the availability of the grid component. (Please refer Lecture 52@19:52) ___________________________________________________________________ ____________ QUESTION 9: Fill in the blank. IIoT is a network of ____________. a. Physical objects b. Systems c. Platforms d. All of these Correct Answer: d. All of these Detailed Solution: IIoT is a network of Physical objects, Systems and Platforms. (Please refer Lecture 52@14:46) ___________________________________________________________________ _________ QUESTION 10: Fill in the blank. ____________ is based on a wrap and re-use approach. a. AoT b. PoT c. ToII d. IIoT Correct Answer: d. IIoT  NPTEL Online Certification Courses Indian Institute of Technology Kharagpur Detailed Solution: IIoT is based on the wrap and re-use approach. (Please refer Lecture 53@9:51) ______________________________________________________________ ___________ QUESTION 11: Mechanized production is a part of the 4th Industrial Revolution. a. True b. False Correct Answer: b. False Detailed Solution: Mechanized production is a part of the 1st Industrial Revolution. (Please refer Lecture 53@10:41) ___________________________________________________________________ _________ QUESTION 12: Which of the following happened in the 3rd Revolution? a. Mass production b. IIoT c. Mechanized production d. None of these  NPTEL Online Certification Courses Indian Institute of Technology Kharagpur Correct Answer: d. None of these Detailed Solution: Internet evolution and automation happened in the 3rd Revolution.(Please refer Lecture 53@10:06) ___________________________________________________________________ _________ QUESTION 13: Which of the following is used to improve the interoperability of different systems? a. Standardization b. Optimization c. Monitoring d. None of these Correct Answer: a. Standardization Detailed Solution: Standardization improves the interoperability of different systems. (Please refer Lecture 54@16:09) ___________________________________________________________________ _________ QUESTION 14: Big data is characterized by 7 Vs. a. True b. False Correct Answer: a. True  NPTEL Online Certification Courses Indian Institute of Technology Kharagpur Detailed Solution:Big data is characterized by 7 Vs. (Please refer Lecture 55@10:36) ___________________________________________________________________ _________ QUESTION 15: What is Hadoop used in? a. Distributed processing of large datasets b. Small clusters of computers c. Both a and b d. Neither a nor b Correct Answer: a. Distributed processing of large datasets Detailed Solution: Hadoop is used for distributed processing of large datasets across Large clusters of computers (Please refer Lecture 55@23:18) ___________________________________________________________________ _________ ************END***********