Multiple Choice Questions and Answers on Introduction to Industry 4.0
Multiple Choice Questions and Answers on Introduction to Industry 4.0
1. Which role do internet technologies and the “IoT” play in the context of industry 4.0?
a) They form the base to connect everyday items.
b) They form the base for an environmental friendly production.
c) They form among others the base for corporate communication.
Answer: They form the base to connect everyday items.
2. When Industry 4.0 starts?
a) 2007
b) 2010
c) 2013
d) 2016
Answer: 2013
3. In which year was the term Industry 4.0 first introduced?
a) 2009
b) 2010
c) 2011
d) 2012
Answer: 2011
4. When did the 3rd industrial revolution prompted?
a) 1950s
b) 1960s
c) 1970s
d) None of the above
Answer: 1960s
5. In which year did Prime minister Narendra Modi launch Make in India to promote India's manufacturing industry?
a) 2013
b) 2014
c) 2015
d) 2016
Answer: 2014
6. Which country government introduced the Industry 4.0 concept?
a) United States of America
b) France
c) Germany
d) Great Bretain
Answer: Germany
7. Mechanization is _______
a) when a human operates a machine
b) using m achines to do work instead of humans
c) installing machines into the human body
d) advancing machine technology
Answer: using m achines to do work instead of humans
8. Who invented the Assembly line?
a) Andrew Carnegie
b) Cornelius Vanderbilt
c) John D. Rockefeller
d) Henry Ford
Answer: Henry Ford
9. This company was the first to utilize a robotics system in its production line
a) Ford Motor Co
b) Volkswagen
c) General Motors
d) Toyota
Answer: General Motors
10. The First Industrial Revolution was brought in by what technology?
a) Steam Power
b) Electricity and Mass Production
c) Computers and Semiconductors
d) Agrarian Riots and Starvation
Answer: Steam Power
11. In the Digital Age (3rd Industrial Revolution) what two major inventions changed production and paved the way to Automation
a) Model Control Systems
b) Switches and Relays
c) Programmable Logic Controllers (PLC) and Robots
d) Process Automation
Answer: Programmable Logic Controllers (PLC) and Robots
12. The Internet of Things (IoT), access to real-time data, and the introduction of cyber-physical systems mark the big changes for this era
a) 3rd Industrial Revolution
b) Industry 4.0
c) Manufacturing Age
d) Industrial Revolution
Answer: Industry 4.0
13. Which one of the industrial revolutions used electric energy to create mass production for the first time?
a) 1st Industrial Revolution
b) 2nd Industrial Revolution
c) 3rd Industrial Revolution
d) 4th Industrial Revolution
Answer: 2nd Industrial Revolution
14. How did the economy change during the Industrial Revolution?
a) Native Americans became farmers instead of hunters.
b) Plantations changed to sharecropping because of the 13th amendment.
c) More people stopped farming (agriculture) and worked in factories (manufacturing).
d) People stopped working in factories and became farmers.
Answer: More people stopped farming (agriculture) and worked in factories (manufacturing).
15. What is the full form of IoT?
a) Internet of Things
b) Idea of Things
c) Integration of Things
d) Institute of Things
Answer: Internet of Things
16. Which of the following statements is true?
a) IoT is a subset of I IoT
b) IIoT is a subset of IoT
c) All the devices in IoT are connected to the internet
d) All IIoT devices are connected to the internet
Answer: IIoT is a subset of IoT
17. IIoT stands for __________
a) Industrial Internet of Things
b) Internet Internet of Things
c) Intelligence Internet of Things
d) Internal Internet of Things
Answer: Industrial Internet of Things
18. When will the industry 4.0 reach the market?
a) It is already being used
b) It will not be used, it just a project
c) It will be released on 2030
d) Never, because it is a bad idea
Answer: It is already being used
19. What is a Smart Factory?
a) Robots who will replace people?
b) Factories and logistic systems that will operate and organise themselves without human interaction
c) Factories and logistic systems that will organise th emselves by human interaction.
d) All of the above
Answer: Factories and logistic systems that will operate and organise themselves without human interaction
20. What are the objective of industry 4.0?
a) Enabled self-controlling
b) Increase efficiency
c) Reduce complexity
d) All of the above
Answer: All of the above
21. What does the IIOT acronym stand for?
a) Intelligence Internet of Things
b) International Internet of Things
c) Intel Internet of Things
d) Industrial Internet of Things
Answer: Industrial Internet of Things
22. The automation of communication between devices, with no human intervention.
a) Sensor
b) Machine to Machine (M2M)
c) Big Data
d) Wearables
Answer: Machine to Machine (M2M)
23. Which of the following can be considered smart devices?
a) Devices that are able to communicate with each other without the need of human intervention.
b) Devices that use a number of sensors to gather information from its environment.
c) Devices that can receive a command from another device.
d) All of the above.
Answer: All of the above.
24. What is/are the essential components of a smart factory?
a) Smart Machines
b) People at Work
c) Trained Personnel
d) All of the above
Answer: Smart Machines
25. What do tipping points represent?
a) Necessary radical changes required in the near future
b) Changes occurred in past
c) Necessary changes in the system
d) Necessary changes in present
Answer: Necessary radical changes required in the near future
26. What are the applications of AI in Airbus?
a) Improve the productivity of the manufacturing process
b) Increase the amount of raw materials required
c) Decrease the cost of per unit product
d) Minimize the time required for production
Answer: Improve the productivity of the manufacturing process
27. What are the components of a future industrial plant?
a) Industrial processes
b) Sensors/Actuators
c) Traditional/Renewable energy and Supply/Logistics
d) All of the above
Answer: All of the above
28. How does Rolls-Royce improve reliability in aircraft engines?
a) Predictive maintenance
b) Prescriptive analytics
c) Deployment of valuable devices
d) All of the above
Answer: Predictive maintenance
29. What are the advantages of Industry 4.0?
a) Improved productivity and efficiency
b) Low cost of implementation
c) Creating more vacancies for workers
d) No risk of hacking into the internal network
Answer: Improved productivity and efficiency
30. A smart product is __________
a) a product that is very clever
b) a product that can talk in several languages
c) a product that can respond to changes in its environment
d) a product that is analogue
Answer: a product that can respond to changes in its environment
31. Which is/are part of the automation pyramid of a smart factory?
a) Control
b) ERP
c) Manufacturing Execution System
d) All of the above
Answer: All of the above
32. Among the following, which is not within the scope of the fourth industrial revolution?
a) Smart Connected Machines
b) Smart Factories
c) Gene Sequencing
d) None of the above
Answer: None of the above
33. The second level in the traditional automation pyramid is
a) ERP
b) Manufacturing Execution System (MES)
c) Process Level Control
d) Production Level
Answer: Manufacturing Execution System (MES)
34. When did the first industrial revolution take place?
a) Seventeenth Century
b) Eighteenth Century
c) Nineteenth Century
d) Twentieth Century
Answer: Eighteenth Century
35. Flipkart is looking at robotics to improve efficiency in
a) production
b) delivery
c) warehouses
d) none of the above
Answer: warehouses
36. The vision of Industry 4.0 is
a) to decrease the cost of industrial production
b) more efficient use of natural resources and energy
c) enabling a custom mass production without significantly increasing overall production costs
d) all of the above
Answer: all of the above
37. The Manufacturing Execution System (MES) is
a) a business management software used for business planning, order processing, supply chain management, sales and distribution, accounting, etc.
b) supports production reporting, scheduling, dispatching, product & workforce tracking, performance analysis, quality management, resource allocation, etc.
c) a computer system collecting & analyzing real-time data and it monitor, control & optimize industrial plants.
d) all of the above
Answer: supports production reporting, scheduling, dispatching, product & workforce tracking, performance analysis, quality management, resource allocation, etc.
38. SCADA is the acronym of
a) Supervision Control & Data Acquisition
b) Supervision & Control of Data Acquire
c) Supervisory Control & Data Acquisition
d) None of the above
Answer: Supervisory Control & Data Acquisition
39. Supervisory Control And Data Acquisition (SCADA) is
a) a business management software used for business planning, order processing, supply chain management, sales and distribution, accounting, etc.
b) a computer system collecting & analyzing real-time data and it monitor, control & optimize industrial plants.
c) used for controlling or regulating a machine or system.
d) a device, which communicates with the machine controls.
Answer: a computer system collecting & analyzing real-time data and it monitor, control & optimize industrial plants.
40. PLC is abbreviated as
a) Performance Logic Computer
b) Performance Logic Controller
c) Programmable Logic Controller
d) Programmable Logic Computer
Answer: Programmable Logic Controller
41. Why do we need Industry 4.0?
a) Detecting machine failure
b) Improving safety
c) Preventing machine failure
d) All of the above
Answer: All of the above
42. Which of the following is not a driver of Industry 4.0?
a) There is more data accessible.
b) The processing of information is much faster.
c) New materials allow lighter products.
d) The algorithms for forecasting and optimisation are better than two decades before.
Answer: New materials allow lighter products.
43. Which invention sparked the Second Industrial Revolution?
a) Computers
b) The Telephone
c) Electricity
d) Farming Equipment
Answer: Electricity
44. Which of the following is generally considered to be a key enabler of the Third Industrial Revolution?
a) Personal Computer
b) Printers
c) Robot
d) Programmable Logic Controller (PLC)
Answer: Programmable Logic Controller (PLC)
45. Why is “mass customisation” difficult to achieve?
a) It is not easy to elicit individual requirements from each user/customer
b) Most manufacturing plants are not designed to produce products with extensive customisations
c) There are further planning and logistical complexities involved
d) All of the above
Answer: All of the above
46. Which of the mentioned resources is not managed by a company’s ERP system?
a) Wages of workers
b) Stock of material
c) Credit balance of the company
d) Passport data of the CEO
Answer: Passport data of the CEO
47. How do Manufacturing Execution Systems work together with ERP systems?
a) They take over the detailed planning and prepare detailed work orders for every necessary machine.
b) They recalculate the customer’s order.
c) They receive the equipment utilisation from the ERP system.
d) They store the drawings for the engineering department.
Answer: They take over the detailed planning and prepare detailed work orders for every necessary machine.
48. Which one of the below is not a function of a SCADA system?
a) Monitor, gather and process data.
b) Interact with machines and devices
c) Record events into a log file
d) Trigger the invoicing process in the ERP system.
Answer: Trigger the invoicing process in the ERP system.
49. In which European country did the Industrial Revolution begin?
a) France
b) Britain
c) Prussia
d) Spain
Answer: Britain
50. Which of the following is considered an impact of Industrialization during the 18th and 19th centuries?
a) Increased c om petition between industrialized nations
b) Rise of global inequalities
c) Transformation of society
d) All of the above
Answer: All of the above
51. DeviceNet uses ____________.
a) CAN
b) SAN
c) PAN
d) MAN
Answer: CAN
52. In IIoT applications, a pressure sensor is used to measure ______________.
a) the atmospheric pressure in different Geographical location
b) the pressure in hydraulics systems
c) Both (a) and (b)
d) None of the above
Answer: the pressure in hydraulics systems
53. EtherCAT allows PDO/telegram exchange ________________.
a) Among the slave devices
b) Between the master and the slave devices
c) Among the master devices
d) None of the above
Answer: Between the master and the slave devices
54. A generic gas sensing system primarily includes _____________.
a) Sensor module
b) Processing unit
c) Analog temperature controller
d) All of the above
Answer: All of the above
55. Which of the following standards is/are followed by CC-Link?
a) IEC 61058
b) IEC 61508
c) IEC 61580
d) None of the above
Answer: IEC 61508
56. What does a magnetostrictive sensor measure?
a) Time-varying strain in ferromagnetic materials
b) Time-varying strain in non ferromagnetic material
c) Both of the above
d) None of the above
Answer: Time-varying strain in ferromagnetic materials
57. What does a PIR sensor detect?
a) Motion of human body parts
b) Pulse
c) Blood pressure
d) Infrared radiation from human body
Answer: Infrared radiation from human body
58. Which of the following is/are not referred to as the electrical variations of gas sensing methods?
a) Polymer
b) Gas chromatograph
c) CNT or carbon nanotube
d) MOS or Metal Oxide Semiconductors
Answer: Gas chromatograph
59. What does VOC stand for?
a) Volatile Organic Compound
b) Volatile Organic Communication
c) Variable Organic Communication
d) Volatile Ontological Compound
Answer: Volatile Organic Compound
60. “If the exposure of the sensor to the target gas is stopped, the sensor resistance can return back to its base resistance value” --- which of the following terms represents this characteristic of a generic gas sensor?
a) Sensitivity
b) Selectivity
c) Reversibility
d) Stability
Answer: Reversibility
61. Which of the following do(es) not refer to the typical communication requirements in industries?
a) Very high duty-cycle
b) Real-time
c) Very low latency
d) None of the above
Answer: Very high duty-cycle
62. Which of the following follow(s) IEC 61158 standard?
a) EtherCAT
b) Profibus
c) Both (a) and (b)
d) None of the above
Answer: Both (a) and (b)
63. MBP is used for transmission and is suitable for hazardous environments. What does “MBP” stand for?
a) Manchester Bus Parity
b) Manchester Bit Power
c) Manchester Bus Power
d) None of the above
Answer: Manchester Bus Power
64. Which of the following is/are not aligned with the ITU service category?
a) eMMB
b) uRRLC
c) Both (a) and (b)
d) None of the above
Answer: uRRLC
65. SIGFOX radio link operates on _____________.
a) Both licensed and unlicensed ISM band
b) Only licensed ISM band
c) Only unlicensed ISM band
d) None of the above
Answer: Only unlicensed ISM band
66. Coordinator ZigBee devices act as the bridge between ______.
a) Different networks
b) Different edge devices
c) Different fog devices
d) All of the above
Answer: Different networks
67. The architectural layers of SmartSantander include __________.
a) Accessible, Authorization, and Accounting subsystem
b) Authentication, Authorization, and Accounting subsystem
c) Authentication, Authorization, and Accomodation subsystem
d) None of the above
Answer: Authentication, Authorization, and Accounting subsystem
68. Smart warehousing uses ____________-based framework.
a) Both RIFT and RIST
b) Only RIFT
c) Only RIST
d) Only REST
Answer: Only REST
69. A typical industrial control system includes _____________ major components.
a) 1
b) 2
c) 3
d) 4
Answer: 4
70. How many network topologies are supported by ZigBee?
a) 2
b) 4
c) 3
d) 5
Answer: 3
71. In North America, which frequency band is used for LoRa?
a) 169 MHz
b) 433 MHz
c) 868 MHz
d) 915 MHz
Answer: 915 MHz
62. Which of the following IEEE standards is followed by the physical and MAC layer protocols in ZigBee?
a) IEEE 801.15.4
b) IEEE 802.15.4
c) IEEE 803.15.4
d) IEEE 804.15.4
Answer: IEEE 802.15.4
73. What does a DHT sensor measure?
a) Temperature
b) Humidity
c) Both (a) and (b)
d) None of the above
Answer: Both (a) and (b)
74. In python, how can we install the Xbee library?
a) pip install xbee
b) pip3 install xbee
c) python -m pip install xbee
d) All of the above
Answer: All of the above
75. Which of the following is/are considered as a message broker in real-time IoT systems?
a) Apache Kafka
b) MqTT
c) Both (a) and (b)
d) None of the above
Answer: Both (a) and (b)
76. What does CPS stand for?
a) Cyber Physical System
b) Cyclic Physical System
c) Cyber Physical Sequence
d) Computer-Physiological System
Answer: Cyber Physical System
77. 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: Cognitive intelligence
78. Which of the following is/are considered as the component(s) of AR Drone-based precision agriculture?
a) Sprayer installed in a tractor
b) laptop
c) Both (a) and (b)
d) None of the above
Answer: Both (a) and (b)
79. What type of computer programs are used to execute the control actions in PLCs?
a) Pre-defined
b) Dynamic
c) Evolutionary
d) None of the above
Answer: Pre-defined
70. Mechanization is _______
a) when a human operates a machine
b) using m achines to do work instead of humans
c) installing machines into the human body
d) advancing machine technology
Answer: using m achines to do work instead of humans
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