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January 2023 term · Industry 4.0 · BSMS4001

Industry 4.0 Quiz 1: 26 February 2023, Set QPE2 (January 2023 term)

The IIT Madras BS Industry 4.0 (Industry 4.0) Quiz 1 paper sat on 26 Feb 2023, in the January 2023 term, set QPE2: 11 questions for 20 marks in 120 minutes. Every question is below with its answer. Take it as a timed mock test to be marked, or read it through first.

Questions
11
Marks
20
Duration
120 min
MCQ
3
MSQ
5
Numerical
3

Updated

Official paper: IIT M DEGREE AN4 EXAM QPE4 26 Feb 2023 · No negative marking.

Question 1

+1 markOne correct option

Identify the Industry 4.0 version of transportation.

  1. A

    IC engine

  2. B

    Electric car

  3. C

    Hyperloop

Show answer

Correct answer

  • C

    Hyperloop

Question 2

+1 markOne correct option

What brought the second industrial revolution?

  1. A

    Electric Power

  2. B

    Mechanization

  3. C

    Computer

  4. D

    Robotics

Show answer

Correct answer

  • A

    Electric Power

Question 3

+1 markOne correct option

The Production rate of an assembly line is determined by its

  1. A

    Slowest station

  2. B

    Fastest station

  3. C

    Idle station

  4. D

    None of these

Show answer

Correct answer

  • A

    Slowest station

Question 4

+1 markOne or more correct options

Which of the following is an advantage of Product Layout?

Select all that apply.

  1. A

    Small in-process inventory

  2. B

    It can accommodate high variety of products

  3. C

    High utilization of machines

  4. D

    Low investment

Show answer

Correct answer

  • A

    Small in-process inventory

Question 5

+2 marksNumerical answer

A factory works for two 8-hour shifts each day and produces a total of 30,000 electric bulbs using a set of workstations. There are 8 activities required to manufacture the bulb, such that the sum of all activity times is equal to 12 seconds. What is the cycle time (in seconds) at any workstations (round your answer to one decimal).

Show answer

Correct answer: 1.85 (accepted within ±0.15)

Question 6

+3 marksOne or more correct options

Select the correct example for fixed position layout from the following list:

Select all that apply.

  1. A

    A Fine-Dine restaurant

  2. B

    Buffet dinner in a wedding function

  3. C

    A Google doc shared among the team members of a project

  4. D

    Assembly line in an automobile company

  5. E

    Your local branch of State Bank of India

Show answer

Correct answers

  • A

    A Fine-Dine restaurant

  • C

    A Google doc shared among the team members of a project

Question 7

+2 marksOne or more correct options

Select the correct statements from below:

Select all that apply.

  1. A

    Optimal solution in a facility location problem using Euclidean method willresult in a region

  2. B

    Optimal solution in a facility location problem using Euclidean method rarelymatches the center of gravity

  3. C

    Optimal solution in a facility location problem using Euclidean method willresult in a point

  4. D

    Optimal solution in a facility location problem using Euclidean methodmatches the center of gravity in not of the cases

Show answer

Correct answers

  • B

    Optimal solution in a facility location problem using Euclidean method rarelymatches the center of gravity

  • C

    Optimal solution in a facility location problem using Euclidean method willresult in a point

Question 8

+2 marksOne or more correct options

Identify the examples for Offshoring from the list below:

Select all that apply.

  1. A

    Shell, an oil company based in Netherlands, setting up a data science team inIndia.

  2. B

    Western Australia’s electricity network agency assigns Tata ConsultancyServices at Pune, to support it with an overhaul of its legacy IT systems, aimed at deliveringcheaper and more reliable power.

  3. C

    Target Corporation, a retail giant based in US, setting up Supply ChainOptimization team at Bengaluru.

  4. D

    Tata Motors assigns the manufacturing of its braking system to TACO group.

Show answer

Correct answers

  • A

    Shell, an oil company based in Netherlands, setting up a data science team inIndia.

  • C

    Target Corporation, a retail giant based in US, setting up Supply ChainOptimization team at Bengaluru.

Question 9

+2 marksOne or more correct options

The ten activities specified below are to be performed to make a product. Then answer the given subquestions

The ten activities specified below are to be performed to make a product. Then answer the given subquestions

Which of the following is/are an allowable grouping of activities to produce the product if the target is to produce a product every 20 minutes?

Select all that apply.

  1. A

    (A3)-(A1,A4)-(A2,A5,A6)-(A8)-(A10,A9)-(A7)-Output

  2. B

    (A3,A2)-(A1,A4)-(A5,A6)-(A8)-(A10,A9)-(A7)-Output

  3. C

    (A2,A5,A6)-(A1,A4)-(A3)-(A8)-(A10,A9)-(A7)-Output

  4. D

    (A3)-(A1,A4,A2)-(A8)-(A10,A9)-(A7)-Output

Show answer

Correct answer

  • A

    (A3)-(A1,A4)-(A2,A5,A6)-(A8)-(A10,A9)-(A7)-Output

Question 10

+2 marksNumerical answer

The ten activities specified below are to be performed to make a product. Then answer the given subquestions

The ten activities specified below are to be performed to make a product. Then answer the given subquestions

What is the balance delay for the line (or lines) identified in the main question? (Enter your answer in % rounded to two decimal places, without the percentage symbol. Eg. If you compute the answer as 0.10005, then enter 10.01 as your answer)

Show answer

Correct answer: 9.15 (accepted within ±0.05)

Question 11

+3 marksNumerical answer

A factory has three work centers as shown in the picture below. The time required at each centers are shown in the bracket. Calculate the efficiency of the system. (Enter your answer in % rounded to two decimal places, without the percentage symbol. Eg. If you compute the answer as 0.10005, then enter 10.01 as your answer)

A factory has three work centers as shown in the picture below. The time required at each centers are shown in the bracket. Calculate the efficiency of the system. (Enter your answer in % rounded to two decimal places, without the percentage symbol. Eg. If you compute the answer as 0.10005, then enter 10.01 as your answer)

Show answer

Correct answer: 87.5 (accepted within ±0.5)