uiz Space

January 2026 term · Industry 4.0 · BSMS4001

Industry 4.0 Quiz 1: 15 March 2026 (January 2026 term)

The IIT Madras BS Industry 4.0 (Industry 4.0) Quiz 1 paper sat on 15 Mar 2026, in the January 2026 term: 15 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
15
Marks
20
Duration
120 min
MCQ
8
Numerical
3
MSQ
4

Updated

Official paper: Industry 4.0 15 Mar 26 · No negative marking.

Question 1

+2 marksOne correct option

Pranjal is shopping in a departmental store. He has a list of items which he prepared at home itself. He picked a few packets of tea as part of his list. He could see coffee packets and milk-powder packets in the neighbouring shelves. He picked a few milk-powder packets, however these are not part of his list. He was searching for Good-day biscuits. He could identify only one packet in the shelf remaining. However, there were lot of Sun-fist biscuits lying in the next shelf. So he picked ten Sun-fist packets. Now map the scenarios with the items below:

  1. A

    P1-S1, P2-S3, P3-S4

  2. B

    P1-S2, P2-S1, P3-S3

  3. C

    P1-S2, P2-S1, P3-S4

Show answer

Correct answer

  • B

    P1-S2, P2-S1, P3-S3

Question 2

+1.5 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.
Based on the above data, answer the given subquestions.

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 3

+1.5 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.
Based on the above data, answer the given subquestions.

What is the theoretical minimum number of workstations required?

Show answer

Correct answer: 7

Question 4

+1 markOne or more correct options

Identify the examples for Offshoring from the list below:

Select all that apply.

  1. A

    Micron Technology, a US based semiconductor giant, setting up a Supply Chain Analytics team, in India.

  2. B

    Micron signs an agreement with Taiwan based TSMC Co., to manufacture silicon wafer for their ICs.

  3. C

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

  4. D

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

Show answer

Correct answers

  • A

    Micron Technology, a US based semiconductor giant, setting up a Supply Chain Analytics team, in India.

  • B

    Micron signs an agreement with Taiwan based TSMC Co., to manufacture silicon wafer for their ICs.

Question 5

+1 markOne 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 will result in a region

  2. B

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

  3. C

    Optimal solution in a facility location problem using Euclidean method will result in a point

  4. D

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

Show answer

Correct answers

  • B

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

  • C

    Optimal solution in a facility location problem using Euclidean method will result in a point

Question 6

+1 markOne or more correct options

Which of the following is an advantage of Process Layout?

Select all that apply.

  1. A

    Low material handling

  2. B

    Total production time per unit is small

  3. C

    Low training cost for the operators

  4. D

    It can accommodate high variety of products

Show answer

Correct answer

  • D

    It can accommodate high variety of products

Question 7

+3 marksNumerical answer

Rana Bakery, a company is using a layout which consists of 9 workstations. 200 sandwiches are produced in a day on this layout. A typical day consists of a single shift which runs for 10 hours. The sandwich-making process consists of 9 activities (the information is provided in the table below).

What is the current efficiency of the line where each activity is performed on a separate workstation (Enter only the numerical value up to two decimal places without the “%” symbol. Example: if the answer is 99.756%” enter only “99.76”)?

Show answer

Correct answer: 11.5 (accepted within ±0.5)

Question 8

+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 9

+1 markOne correct option

Which of the following is an advantage of Product Layout?

  1. A

    It can accommodate high variety of products

  2. B

    Small in-process inventory

  3. C

    High utilization of machines

  4. D

    Low investment

Show answer

Correct answer

  • B

    Small in-process inventory

Question 10

+1 markOne correct option

Select the appropriate layout for Quadrants A, B, D in the following figure:

  1. A

    A: Group layout, B: Product layout , D: Process layout

  2. B

    A: Product layout, B: Process layout , D: Group layout

  3. C

    A: Process layout, B:Group layout , D: Product layout

Show answer

Correct answer

  • C

    A: Process layout, B:Group layout , D: Product layout

Question 11

+1 markOne correct option

Following is the layout from an aircraft manufacturing company. Identify the layout from the figure below.

  1. A

    Product layout

  2. B

    Process Layout

  3. C

    Group layout

  4. D

    Fixed position layout.

Show answer

Correct answer

  • D

    Fixed position layout.

Question 12

+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 13

+1 markOne correct option

Select the layout which do not require general supervision:

  1. A

    Product layout

  2. B

    Process layout

  3. C

    Group layout

  4. D

    Fixed position layout

Show answer

Correct answer

  • B

    Process layout

Question 14

+1 markOne correct option

Match Col A with Col B for landmark outcome of industrial era:

  1. A

    1.0:CNC, 2.0:Mass production, 3.0: Digitization, 4.0:Steam Engine

  2. B

    1.0:Steam Engine, 2.0:mass production, 3.0: digitization, 4.0:CNC

  3. C

    1.0:Steam Engine, 2.0:mass production, 3.0: CNC, 4.0: Digitization

  4. D

    1.0:Mass production, 2.0:Steam Engine, 3.0: digitization, 4.0:CNC

Show answer

Correct answer

  • C

    1.0:Steam Engine, 2.0:mass production, 3.0: CNC, 4.0: Digitization

Question 15

+2 marksOne or more correct options

When will of the following scenarios, a facility layout problem is relevant?

Select all that apply.

  1. A

    A new facility is added

  2. B

    A new product is introduced

  3. C

    A new service is introduced

  4. D

    Shift in technology

Show answer

Correct answers

  • A

    A new facility is added

  • B

    A new product is introduced

  • C

    A new service is introduced

  • D

    Shift in technology