## GUJARAT TECHNOLOGICAL UNIVERSITY DIPLOMA IN ENGINEERING - SEMESTER 4 - EXAMINATION - SUMMER 2026

અ

વેGરયેબલ અને એGMN"ુટ ચાટGLYPH&lt;c=28,font=/QOBAAA+ShrutiRegular&gt;  વOચેનો તફાવત

૦૩

|                                                                                                                           | Subject Code: DI04000281                                                                                                  |                                                                                                                                                     | Date: 01/06/2026   |
|---------------------------------------------------------------------------------------------------------------------------|---------------------------------------------------------------------------------------------------------------------------|-----------------------------------------------------------------------------------------------------------------------------------------------------|--------------------|
| Subject Name:  Total Quality Management                                                                                   | Subject Name:  Total Quality Management                                                                                   | Subject Name:  Total Quality Management                                                                                                             |                    |
| Time: 10:30 AM TO 01:00 PM                                                                                                | Time: 10:30 AM TO 01:00 PM                                                                                                | Time: 10:30 AM TO 01:00 PM                                                                                                                          | Total Marks: 70    |
| Instructions :  1. Attempt all questions.                                                                                 | Instructions :  1. Attempt all questions.                                                                                 | Instructions :  1. Attempt all questions.                                                                                                           |                    |
| 2. Make Suitable assumptions wherever necessary                                                                           | 2. Make Suitable assumptions wherever necessary                                                                           | 2. Make Suitable assumptions wherever necessary                                                                                                     |                    |
| 3. Figures to the right indicate full marks. 4. Use of simple calculators and non-programmable scientific calculators are | 3. Figures to the right indicate full marks. 4. Use of simple calculators and non-programmable scientific calculators are | 3. Figures to the right indicate full marks. 4. Use of simple calculators and non-programmable scientific calculators are                           |                    |
| permitted.                                                                                                                | permitted.                                                                                                                | permitted.                                                                                                                                          |                    |
| 5. English version is authentic.                                                                                          | 5. English version is authentic.                                                                                          | 5. English version is authentic.                                                                                                                    |                    |
| Q.1                                                                                                                       | (a)                                                                                                                       | State any three objectives of TQM.                                                                                                                  | 03                 |
| GLYPH<c=1,font=/QZAAAA+BalooBhai2Regular> GLYPH<c=2,font=/QZAAAA+BalooBhai2Regular> ૧                                     | ( અ )                                                                                                                     | TQM ના કોઈપણ GLYPH<c=12,font=/QOBAAA+ShrutiRegular>ણ હGLYPH<c=14,font=/QOBAAA+ShrutiRegular> GLYPH<c=15,font=/QOBAAA+ShrutiRegular>ુઓ લખો.              | ૦૩                 |
|                                                                                                                           | (b)                                                                                                                       | Explain Check Sheet and Flow Chart with examples.                                                                                                   | 04                 |
|                                                                                                                           | ( બ )                                                                                                                     | ચેક શીટ અને GLYPH<c=27,font=/QOBAAA+ShrutiRegular>લો ચાટ GLYPH<c=28,font=/QOBAAA+ShrutiRegular>   સ મ GLYPH<c=31,font=/QOBAAA+ShrutiRegular> વ ો.         | ૦૪                 |
|                                                                                                                           | (c)                                                                                                                       | Explain the strategies, concepts, and objectives of TQM in detail.                                                                                  | 07                 |
|                                                                                                                           | ( ક )                                                                                                                     | TQMની !" ૂહરચનાઓ અને હGLYPH<c=14,font=/QOBAAA+ShrutiRegular>GLYPH<c=15,font=/QOBAAA+ShrutiRegular> ુ ઓ િવગતવાર સમGLYPH<c=31,font=/QOBAAA+ShrutiRegular> વો. | ૦૭                 |
|                                                                                                                           |                                                                                                                           | અથવા                                                                                                                                                 |                    |
|                                                                                                                           |                                                                                                                           | OR                                                                                                                                                  |                    |
|                                                                                                                           | (c)                                                                                                                       | Discuss the implementation of TQM in Indian industries.                                                                                             | 07                 |
|                                                                                                                           | ( ક )                                                                                                                     | ભારતીય ઉ+ોગોમાં TQM -ું મહ.વ સમGLYPH<c=31,font=/QOBAAA+ShrutiRegular>વો.                                                                                     | ૦૭                 |
| Q.2                                                                                                                       | (a)                                                                                                                       | What is a Cause-Effect diagram?                                                                                                                     | 03                 |
| GLYPH<c=1,font=/QZAAAA+BalooBhai2Regular> GLYPH<c=2,font=/QZAAAA+BalooBhai2Regular> ૨                                     | ( અ )                                                                                                                     | કારણ-અસર આલેખ 1ું છે?                                                                                                                                    | ૦૩                 |
|                                                                                                                           | (b)                                                                                                                       | Write short notes on Six Sigma and DMAIC.                                                                                                           | 04                 |
|                                                                                                                           | ( બ )                                                                                                                     | Six Sigma અને DMAIC પર >ૂંક ન?ધ લખો.                                                                                                                    | ૦૪                 |
|                                                                                                                           | (c)                                                                                                                       | Explain the seven traditional quality tools.                                                                                                        | 07                 |
|                                                                                                                           | ( ક )                                                                                                                     | સાત પરંપરાગત AુણવBા સાધનો સમGLYPH<c=31,font=/QOBAAA+ShrutiRegular>વો.                                                                                       | ૦૭                 |
|                                                                                                                           |                                                                                                                           | અથવા                                                                                                                                                 |                    |
|                                                                                                                           |                                                                                                                           | OR                                                                                                                                                  |                    |
| Q.2                                                                                                                       | (a)                                                                                                                       | What is a Pareto Chart?                                                                                                                             | 03                 |
| GLYPH<c=1,font=/QZAAAA+BalooBhai2Regular> GLYPH<c=2,font=/QZAAAA+BalooBhai2Regular> ૨                                     | ( અ )                                                                                                                     | પેરGLYPH<c=14,font=/QOBAAA+ShrutiRegular> ટો ચાટGLYPH<c=28,font=/QOBAAA+ShrutiRegular> 1ું છે?                                                            | ૦૩                 |
|                                                                                                                           | (b)                                                                                                                       | Explain the basics of SPC.                                                                                                                          | 04                 |
|                                                                                                                           | ( બ )                                                                                                                     | SPC ની D ૂળF ૂત માGહતી આપો.                                                                                                                               | ૦૪                 |
|                                                                                                                           | (c)                                                                                                                       | Explain TPM concepts and performance measures.                                                                                                      | 07                 |
|                                                                                                                           | ( ક )                                                                                                                     | TPM ના િસHાંતો અને માપદંડ સમGLYPH<c=31,font=/QOBAAA+ShrutiRegular>વો.                                                                                        | ૦૭                 |
| Q.3                                                                                                                       | (a)                                                                                                                       | Difference between Variable and attribute chart.                                                                                                    | 03                 |
| GLYPH<c=1,font=/QZAAAA+BalooBhai2Regular> GLYPH<c=2,font=/QZAAAA+BalooBhai2Regular> ૩                                     | ( )                                                                                                                       |                                                                                                                                                     |                    |

|                                                                                       | (b)    | X  bar  and  R  charts  are  maintained  taking  sample  of  20  sub  group  size-5  for production of bearing. Information is that as under. X double bar = 34.05 and R bar =0.62 If, A 2 =0.577, D 3 =0 and D 4 = 2.11,d 2 =2.326                                                                                                                                                                                                                                                                                             | 04     |
|---------------------------------------------------------------------------------------|--------|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|--------|
|                                                                                       | ( બ )  | બેGરQગના ઉ.પાદન માટGLYPH<c=14,font=/QOBAAA+ShrutiRegular> 20 પેટા Tૂથ કદ-5 ના નD ૂ ના લઈને X બાર અને R ચાટGLYPH<c=28,font=/QOBAAA+ShrutiRegular> GLYPH<c=31,font=/QOBAAA+ShrutiRegular>ળવવામાં આવે છે. માGહતી નીચે Dુજબ છે. X ડબલ બાર = 34.05 અને R બાર = 0.62 જો, A2=0.577, D3=0 અને D4= 2.11, d2=2.326 હોય તો X બાર અને R ચાટGLYPH<c=28,font=/QOBAAA+ShrutiRegular>  માટGLYPH<c=14,font=/QOBAAA+ShrutiRegular>  િનય ં GLYPH<c=12,font=/QOBAAA+ShrutiRegular>ણ ચાટ GLYPH<c=28,font=/QOBAAA+ShrutiRegular>  મ ય ાGLYPH<c=28,font=/QOBAAA+ShrutiRegular> દ ાઓ ન ી ગ ણ ત રb | ૦૪     |
|                                                                                       | (c)    | Explain Cost of Quality and its components.                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     | 07     |
|                                                                                       | ( ક )  | AુણવBા ખચGLYPH<c=28,font=/QOBAAA+ShrutiRegular> અને તેના ઘટકો સમGLYPH<c=31,font=/QOBAAA+ShrutiRegular> વો.                                                                                                                                                                                                                                                                                                                                                                                                                             | ૦૭     |
|                                                                                       | અથવા OR | અથવા OR                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                          | અથવા OR |
| Q.3                                                                                   | (a)    | Explain scatter diagram.                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                        | 03     |
| GLYPH<c=1,font=/QZAAAA+BalooBhai2Regular> GLYPH<c=2,font=/QZAAAA+BalooBhai2Regular> ૩ | ( અ )  | dકGLYPH<c=14,font=/QOBAAA+ShrutiRegular>ટર  ડા ય ા e ામ  સમGLYPH<c=31,font=/QOBAAA+ShrutiRegular> વ ો.                                                                                                                                                                                                                                                                                                                                                                                                                              | ૦૩     |
|                                                                                       | (b)    | Write key stages of FMEA in TQM.                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                | 04     |
|                                                                                       | ( બ )  | TQM માં FMEA ના Dુhય તબiાઓ લખો.                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       | ૦૪     |
|                                                                                       | (c)    | Discuss Taguchi's Quality Loss Function and applications.                                                                                                                                                                                                                                                                                                                                                                                                                                                                       | 07     |
|                                                                                       | ( ક )  | ટાAુચી પHિત અને ઉપયોગ સમGLYPH<c=31,font=/QOBAAA+ShrutiRegular>વો.                                                                                                                                                                                                                                                                                                                                                                                                                                                                      | ૦૭     |
| Q.4                                                                                   | (a)    | Define Cost of Quality (COQ).                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   | 03     |
| GLYPH<c=1,font=/QZAAAA+BalooBhai2Regular> GLYPH<c=2,font=/QZAAAA+BalooBhai2Regular> ૪ | ( અ )  | COQ ની !યાhયા આપો.                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                  | ૦૩     |
|                                                                                       | (b)    | Explain housekeeping concepts for production shops.                                                                                                                                                                                                                                                                                                                                                                                                                                                                             | 04     |
|                                                                                       | ( બ )  | ઉ.પાદન િવભાગ માટGLYPH<c=14,font=/QOBAAA+ShrutiRegular> હાઉસકbિપQગ સમGLYPH<c=31,font=/QOBAAA+ShrutiRegular> વો.                                                                                                                                                                                                                                                                                                                                                                                                                         | ૦૪     |
|                                                                                       | (c)    | Explain design for manufacturability and maintainability.                                                                                                                                                                                                                                                                                                                                                                                                                                                                       | 07     |
|                                                                                       | ( ક )  | મેk"ુફGLYPH<c=14,font=/QOBAAA+ShrutiRegular> lચ ર GLYPH<c=14,font=/QOBAAA+ShrutiRegular> mબ mલ ટb   અ ન ે  મ ેkટGLYPH<c=14,font=/QOBAAA+ShrutiRegular>ન ેmબ mલ ટb   સ મ GLYPH<c=31,font=/QOBAAA+ShrutiRegular> વ ો.                                                                                                                                                                                                                                                                                                                   | ૦૭     |
|                                                                                       | અથવા    | અથવા                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             | અથવા    |
|                                                                                       | OR     | OR                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              |        |
| Q.4                                                                                   | (a)    | What is Taguchi's Quality Loss Function?                                                                                                                                                                                                                                                                                                                                                                                                                                                                                        | 03     |
| GLYPH<c=1,font=/QZAAAA+BalooBhai2Regular> GLYPH<c=2,font=/QZAAAA+BalooBhai2Regular> ૪ | ( અ )  | ટાAુચી AુણવBા -ુકસાન કાયGLYPH<c=28,font=/QOBAAA+ShrutiRegular> 1 ું  છે?                                                                                                                                                                                                                                                                                                                                                                                                                                                                   | ૦૩     |
|                                                                                       | (b)    | Explain the categories of Cost of Quality.                                                                                                                                                                                                                                                                                                                                                                                                                                                                                      | 04     |
|                                                                                       | ( બ )  | AુણવBા ખચGLYPH<c=28,font=/QOBAAA+ShrutiRegular>ના nકારો સમGLYPH<c=31,font=/QOBAAA+ShrutiRegular> વો.                                                                                                                                                                                                                                                                                                                                                                                                                                  | ૦૪     |
|                                                                                       | (c)    | Explain QFD and its matrices in detail.                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         | 07     |
|                                                                                       | ( ક )  | QFD અને તેની મેGMlસ સમGLYPH<c=31,font=/QOBAAA+ShrutiRegular> વો.                                                                                                                                                                                                                                                                                                                                                                                                                                                                     | ૦૭     |
| Q.5                                                                                   | (a)    | Define ISO-14000.                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                               | 03     |
| GLYPH<c=1,font=/QZAAAA+BalooBhai2Regular> GLYPH<c=2,font=/QZAAAA+BalooBhai2Regular> ૫ | ( અ )  | ISO-14000 ની !યાhયા આપો.                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                            | ૦૩     |
|                                                                                       | (b)    | Describe the documentation requirements of ISO standards.                                                                                                                                                                                                                                                                                                                                                                                                                                                                       | 04     |
|                                                                                       | ( બ )  | ISO દdતાવેoકરણ જpરbયાતો સમGLYPH<c=31,font=/QOBAAA+ShrutiRegular>વો.                                                                                                                                                                                                                                                                                                                                                                                                                                                                  | ૦૪     |
|                                                                                       | (c)    | Explain reliability concepts and applications with suitable examples.                                                                                                                                                                                                                                                                                                                                                                                                                                                           | 07     |

|                                                                                       | ( ક )   | િવqસનીયતા સંકrપનાઓ અને ઉપયોગો ઉદાહરણ સાથે સમGLYPH<c=31,font=/QOBAAA+ShrutiRegular>વો.                                                                      | ૦૭     |
|---------------------------------------------------------------------------------------|---------|------------------------------------------------------------------------------------------------------------------------------------------------|--------|
|                                                                                       | અથવા OR  | અથવા OR                                                                                                                                         | અથવા OR |
| Q.5                                                                                   | (a)     | What is ISO-9000?                                                                                                                              | 03     |
| GLYPH<c=1,font=/QZAAAA+BalooBhai2Regular> GLYPH<c=2,font=/QZAAAA+BalooBhai2Regular> ૫ | ( અ )   | ISO-9000 1ું છે?                                                                                                                                  | ૦૩     |
|                                                                                       | (b)     | Explain the purpose and procedure of quality audit.                                                                                            | 04     |
|                                                                                       | ( બ )   | AુણવBા ઓGડટનો હGLYPH<c=14,font=/QOBAAA+ShrutiRegular>GLYPH<c=15,font=/QOBAAA+ShrutiRegular> ુ  અને nGtયા સમGLYPH<c=31,font=/QOBAAA+ShrutiRegular> વો. | ૦૪     |
|                                                                                       | (c)     | Discuss the role of QFD in quality improvement with case study.                                                                                | 07     |
|                                                                                       | ( ક )   |                                                                                                                                                | ૦૭     |

AુણવBા uુધારણામાં QFD ની F ૂિમકા કGLYPH&lt;c=14,font=/QOBAAA+ShrutiRegular&gt;સ dટડb સાથે સમGLYPH&lt;c=31,font=/QOBAAA+ShrutiRegular&gt; વો.

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