Larsen & Toubro Limited Quality Assurance/Quality Control Manager Interview Questions and Answers

Normal question karte ha 20 to 30 minutes Tak interview chata hai. Uske baad ek exam lete ha .

Q1. Technical part clear very important
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Q2. Basic questions
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Q1. Contact to you for opportunity
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Q1. Material testing 1.Soil 2.Bitumen 3.Cement 4.Aggregate
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Q2. Design Mix & Job Mix formula Concrete, DLC, PQC, GSB, WMM, DBM, BC
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Q3. Others material in Finishing PEB Material
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PEB material refers to pre-engineered building materials used in finishing construction projects.
• PEB materials are commonly used in construction projects for their durability and cost-effectiveness.

• Examples of PEB materials include steel beams, roofing sheets, wall panels, and insulation materials.

• Quality control is essential in ensuring that PEB materials meet industry standards and specifications.

• Inspecting PEB mater...read more
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Q4. Rockwool, Welding, Tile, Brick work and Painting work
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Q1. What is standard deviation how to apply for different grades
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Standard deviation is a measure of the amount of variation or dispersion of a set of values.
• Standard deviation is calculated by taking the square root of the variance.

• It is used to quantify the amount of variation or dispersion of a set of values.

• Higher standard deviation indicates more spread out data points, while lower standard deviation indicates data points are closer to the mean.

• It is commonly used in quality con...read more
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Q2. What is passing criteria and What is MDD and OMC
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Q3. How to clear NCR and what is specific procedure
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To clear NCR, identify root cause, implement corrective actions, verify effectiveness, and close out the NCR.
• Identify the root cause of the non-conformance.

• Implement corrective actions to address the root cause.

• Verify the effectiveness of the corrective actions through testing or inspection.

• Close out the NCR once the corrective actions have been successful.

• Document all steps taken in the NCR clearance process.
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Q4. Testing procedure for coarse aggregate
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Testing procedure for coarse aggregate involves determining its physical properties and quality through various tests.
• Conduct sieve analysis to determine particle size distribution

• Perform specific gravity and absorption test to assess porosity

• Check for shape, surface texture, and angularity through visual inspection

• Test for resistance to abrasion and impact to evaluate durability
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Q5. Silt content limit as per is code
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Silt content limit as per IS code is 3% for fine aggregate.
• Silt content limit for fine aggregate as per IS code is 3%.

• Excessive silt content can affect the quality of concrete.

• Silt content can be determined by conducting a sieve analysis test.
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Q1. Do you prefer working independently or as part of a team?
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Q2. Which values help you meet deadlines when working as part of a team?
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Q1. Self Introduction and Experience
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Q2. Technical questions about software coding
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Q1. About Quality management system
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Q2. Health Safety & Environment
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Q3. About Standard, Procedure & Specification
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Q4. Internal & External Audit
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Q1. Regarding WPS,PQR,PWHT,WELDER QUALIFICATION
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Q2. DIFFERENT MATERIALS SUCH AS SS,LAS,CS, DT ,NDT METHOD
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Different materials such as SS, LAS, CS, DT, NDT are commonly used in engineering for various applications.
• SS stands for stainless steel, commonly used for its corrosion resistance.

• LAS refers to low alloy steel, known for its high strength and toughness.

• CS stands for carbon steel, often used in structural applications.

• DT stands for ductile iron, known for its high strength and ductility.

• NDT methods include ultrasonic t...read more
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