Tata Lockheed Martin Aerostructures Senior Quality Control Chemist Interview Questions and Answers

Q1. Tell your experience about assembly tooling?
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Q2. How tooling elements you have designed and material selection?
Ans. 
I have designed various tooling elements and selected materials based on their properties and application requirements.
• Designed tooling elements for manufacturing processes such as injection molding, stamping, and machining

• Selected materials based on properties such as strength, durability, and heat resistance

• Considered application requirements such as cost, weight, and environmental factors

• Examples include designing i...read more
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Q3. Manufacturing process used?
Ans. 
We use a combination of CNC machining and injection molding for our manufacturing process.
• CNC machining is used for precision parts

• Injection molding is used for high volume production

• We also use 3D printing for prototyping

• Our manufacturing process is constantly evolving to improve efficiency and quality
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Q4. Surface finish requirement for tooling elements?
Ans. 
Surface finish requirement for tooling elements is critical for achieving desired product quality.
• Surface finish affects the performance of the tooling element.

• It impacts the appearance and functionality of the final product.

• Surface finish is measured in Ra (roughness average) or Rz (roughness depth).

• The required surface finish depends on the application and material being used.

• For example, a mirror finish may be requi...read more
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Q5. What is GD&T and tell about some symbols you used?
Ans. 
GD&T stands for Geometric Dimensioning and Tolerancing. It is a system of symbols and rules used to specify the geometry of mechanical parts.
• GD&T is used to ensure that parts fit together correctly and function properly.

• Some common symbols used in GD&T include concentricity, perpendicularity, and flatness.

• GD&T is often used in industries such as aerospace, automotive, and manufacturing.

• It allows for more precise commun...read more
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Q6. Which software u used?
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Q1. Why are you looking for a change?
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Q2. What is your expected salary?
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Q3. How soon u can join?
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Was asked to write a program for linked list

Q1. Was asked to explain program and some logical questions
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Q1. Normal Salary discussion
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Q1. Question from sheet metal domain Material science And previous work experience
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Q1. Basic engineering questions Work experience
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Q1. Salary negotiation and doj
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Q1. Asking about based on current working & previous work experience, salary expectation.
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Q1. Question based on experience, engine fault, troubleshooting explain, etc.
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Q1. What is your contribution in APQP?
Ans. 
My contribution in APQP includes leading cross-functional teams, developing control plans, conducting FMEAs, and ensuring compliance with quality standards.
• Leading cross-functional teams to develop and implement APQP processes

• Developing control plans to monitor and control quality throughout the product lifecycle

• Conducting Failure Mode and Effects Analysis (FMEA) to identify and mitigate potential risks

• Ensuring complia...read more
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Q2. What are all the CI activities you submitted in this financial year?
Ans. 
Implemented various Continuous Improvement activities including process optimization and defect reduction.
• Implemented Lean Six Sigma projects to reduce defects in production processes

• Conducted root cause analysis to identify areas for improvement

• Introduced new quality control measures to enhance product quality

• Collaborated with cross-functional teams to streamline workflows and reduce waste
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