Introduction To Industry 4.0 And Industrial Internet Of Things | Week 7
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 7 Answers And Industrial Internet Of Things
Q1. What is the maximum payload of a SIGFOX message?
(a) 12 bytes
(b) 140 bytes
(c) 100 bits
(d) 257 bytes
Answer: (a) 12 bytes
Q2. Which of the following modulation techniques is used by LoRA?
(a) Frequency-hopping Spread Spectrum Modulation
(b) Direct-sequence Spread Spectrum Modulation
(c) Chirp Spread Spectrum Modulation
(d) Time-hopping Spread Spectrum Modulation
Answer: (c) Chirp Spread Spectrum Modulation
These are NPTEL Introduction to Industry 4 Assignment 7 Answers And Industrial Internet Of Things
Q3. Which of the following libraries is used to work with LoRA along with NodeMCU?
(a) DHT Sensor Library
(b) MESH library
(c) Radiohead library
(d) Stepper library
Answer: (c) Radiohead library
Q4. Which of the following protocols is used in the physical and MAC layer of the Zigbee communication protocol?
(a) IEEE 802.3.4
(b) IEEE 802.15.4
(c) IEEE 804.15.4
(d) IEEE 805.3.4
Answer: (b) IEEE 802.15.4
These are NPTEL Introduction to Industry 4 Assignment 7 Answers And Industrial Internet Of Things
Q5. What is a coordinator device in Zigbee network?
(a) It is a device to relay information to other nodes in the network
(b) It is a node to generate power for the other nodes in the network
(c) It is only connected to the parent node with no data relaying
(d) It is the root of the network and acts as a bridge between different networks
Answer: (d) It is the root of the network and acts as a bridge between different networks
Q6. XCTU is a software is for configuration of which of the following devices?
(a) NodeMCU
(b) LoRa
(c) Xbee
(d) Bluetooth
Answer: (c) Xbee
These are NPTEL Introduction to Industry 4 Assignment 7 Answers And Industrial Internet Of Things
Q7. What is/are the characteristic(s) of IIoT data?
(a) Correlation in space, time and other dimensions
(b) Temporal and causal relationships in data
(c) Polymorphism
(d) All of the above
Answer: (d) All of the above
Q8. What is the function of Rule-based engine in Complex Event Processing (CEP)?
(a) Extract causal and temporal patterns using predefined rules
(b) Provides services according to device functionality
(c) Handle single data stream at a time
(d) Batch processing
Answer: (a) Extract causal and temporal patterns using predefined rules
These are NPTEL Introduction to Industry 4 Assignment 7 Answers And Industrial Internet Of Things
Q9. Middleware is a software layer between infrastructure layer and application layer IIoT. True or false?
(a) True
(b) False
Answer: (a) True
Q10. What are the different types of business processing analytics?
(a) Industrial, private, public
(b) Descriptive, prescriptive, predictive
(c) Actuation and sensing
(d) Predictive, visualization, actuation
Answer: (b) Descriptive, prescriptive, predictive
These are NPTEL Introduction to Industry 4 Assignment 7 Answers And Industrial Internet Of Things
Q11. What type of analytics is supported by MIDAS: IoT/M2M platform?
(a) Batch analytics
(b) Runtime analytics
(c) Both a and b
(d) None of the above
Answer: (c) Both a and b
Q12. Industrial rechargeable sensor network uses __ for grid-based routing and charging. Fill in the blanks.
(a) Proactive algorithm
(b) Reactive algorithm
(c) Genetic algorithm
(d) TCAM
Answer: (a) Proactive algorithm
These are NPTEL Introduction to Industry 4 Assignment 7 Answers And Industrial Internet Of Things
Q13. What are the 4 major components of an industrial control system?
(a) Set points, process variables, controllers, and manipulating variables
(b) Data plane, control plane, variables, and controllers
(c) Set points, dynamic points, variables, and controllers
(d) Feedback loop, controllers, variables, and actuation
Answer: (a) Set points, process variables, controllers, and manipulating variables
Q14. How many types of control loops are there in industrial control system?
(a) Two
(b) Four
(c) Three
(d) Six
Answer: (a) Two
These are NPTEL Introduction to Industry 4 Assignment 7 Answers And Industrial Internet Of Things
Q15. Which of the following types of industrial control systems is used for a highly distributed industrial plant?
(a) SCADA
(b) PLC
(c) DCS
(d) None of the above
Answer: (c) DCS
These are NPTEL Introduction to Industry 4 Assignment 7 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
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These are NPTEL Introduction to Industry 4 Assignment 7 Answers And Industrial Internet Of Things
1) LPWAN enables long range wireless communication among “things” data _____.
(a) Low bit rate
(b) High bit rate
(c) Customized bit rate
(d) None of the above
Answer: a
These are NPTEL Introduction to Industry 4 Assignment 7 Answers And Industrial Internet Of Things
2) “LoRa defines only the physical layer of the OSI stack, LoRaWAN handles the networking aspects of communication.” True or false?
(a) True
(b) False
Answer: b
3) The SIGFOX radio link operates in the.
(a) Unlicensed ISM radiobands
(b) Licensed ISM radiobands
(c) Both (a) and (b)
(d) None of the above
Answer: a
These are NPTEL Introduction to Industry 4 Assignment 7 Answers And Industrial Internet Of Things
4) Xbee is a ______.
(a) Mesh communication protocol based on the IEEE802.15.4
(b) Product that uses the Zigbee communicationprotocol for radio communication.
(c) All of the above
(d) None of the above
Answer: b
5) Which of the following is/are true about ZigBee?
(a) Zigbee is a communication protocol with its physical layer-based on the IEEE 802.15.4.
(b) Supports 4 topologies : Bus, Star, Tree and Mesh
(c) Used in home and industrial automation applications
(d) All of the above
Answer: a
6) In Zigbee, end devices ________.
(a) Acts as a bridgebetween different networks.
(b) Relays the information to other nodes in the network
(c) Responsible to connect to the parent node, norelaying of information is supported.
(d) None of the above
Answer: c
These are NPTEL Introduction to Industry 4 Assignment 7 Answers And Industrial Internet Of Things
7) The main components of Distributed Control Systems (DCS).
(a) Central supervisory controller
(b) Distributed controllers
(c) Field devices such as sensors and actuators
(d) All of the above
Answer: d
8) Which of the following is/are type(s) of Industrial Control Systems?
(a) Programmable Logic Controllers (PLCs)
(b) Distributed Control Systems (DCS)
(c) Supervisory control and Data Acquisition (SCADA)
(d) All of the above
Answer: d
These are NPTEL Introduction to Industry 4 Assignment 7 Answers And Industrial Internet Of Things
9) Which one is correct Pin configuration of a DHT sensor?
(a) PIN 1-3.3V-5V Power supply, PIN 2- Data, PIN 3- Null and PIN 4- Ground
(b) PIN 1-Data, PIN 2- 3.3V-5V Power supply, PIN 3- Null and PIN 4- Ground
(c) PIN 1-Data, PIN 2- Null, PIN 3- 3.3V-5V Power supply and PIN 4- Ground
(d) PIN 1-Ground, PIN 2- Data, PIN 3- Null and PIN 4- 3.3V-5V Power supply
Answer: a
These are NPTEL Introduction to Industry 4 Assignment 7 Answers And Industrial Internet Of Things
10) Which one is the correct NodeMCU – DHT interfacing?
(a) GPIO 4 Data, 3V3 – Vcc, and Gnd – Gnd
(b) GPIO 4-Gnd, 3V3 – Vcc, and Gnd – Data
(c) GPIO 4 Vcc, 3V3 – Data, and Gnd – Gnd
(d) None of the above
Answer: a
11) What does iRobot-Factory enforce to improve its manufacturing process?
(a) Cognitive intelligence
(b) Managerial intelligence
(c) Logistic intelligence
(d) All of the above
Answer: a
12) The architectural layers of SmartSantander include ______.
(a) Accessible, Authorization, and Accounting subsystem
(b) Authentication, Authorization, and Accounting subsystem
(c) Authentication, Authorization, and Accommodation subsystem
(d) None of the above
Answer: b
These are NPTEL Introduction to Industry 4 Assignment 7 Answers And Industrial Internet Of Things
13) Rule-based engine of IIoT processing.
(a) Extract causal and temporal patterns using predefined rules
(b) Handles multiple data streamsand correlates them to providemeaningful output
(c) Both (a) and (b)
(d) None of the above
Answer: c
14) Software layer between infrastructure layer and applicationlayer _______.
(a) Provides services according to device functionality
(b) Support for heterogeneity, security
(c) Both (a) and (b)
(d) None of the above
Answer: c
These are NPTEL Introduction to Industry 4 Assignment 7 Answers And Industrial Internet Of Things
15) A typical industrial control system includes _________ types of control loop.
(a) 1
(b) 2
(c) 3
(d) 4
Answer: b
These are NPTEL Introduction to Industry 4 Assignment 7 Answers And Industrial Internet Of Things
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