L&T Technology Services Senior Quality Engineer Interview Questions, Process, and Tips

FMEA is a systematic method for identifying and prioritizing potential failure modes in a process or product.

• FMEA involves identifying potential failure modes, their causes, and the effects of these failures.

• It assigns a severity, occurrence, and detection rating to each failure mode to prioritize them for mitigation.

• FMEA helps in proactively addressing potential issues to improve quality and reliability.

• Example: In au...read more

SPC stands for Statistical Process Control. It is a method of quality control that uses statistical methods to monitor and control a process.

• SPC helps in identifying and reducing variation in a process, leading to improved quality and consistency of products or services.

• It involves collecting and analyzing data to understand the performance of a process over time.

• If SPC is not implemented, there is a higher risk of pro...read more

Yes, I have experience in Supplier Quality Management.

• Managed supplier audits and evaluations

• Implemented supplier corrective action plans

• Developed supplier quality agreements

• Collaborated with suppliers to improve quality processes

Some quality standards include ISO 9001, Six Sigma, Lean Manufacturing, and Total Quality Management.

• ISO 9001: a set of international standards for quality management systems

• Six Sigma: a methodology aimed at improving processes by reducing defects

• Lean Manufacturing: focuses on minimizing waste and maximizing value

• Total Quality Management: an approach that involves all employees in continuous improvement

The 7 QC tools are a set of basic statistical tools used for quality control and improvement in manufacturing processes.

• Check sheet: Used to collect and analyze data in a systematic manner.

• Histogram: Represents data distribution visually to identify patterns and trends.

• Pareto chart: Helps prioritize issues by showing the most significant factors affecting quality.

• Cause-and-effect diagram (Ishikawa or fishbone diagram):...read more

Poka Yoke is a mistake-proofing technique used in manufacturing to prevent errors before they occur.

• Poka Yoke involves designing processes or products in a way that prevents mistakes or defects.

• Examples include using color coding for different parts to avoid mix-ups, or designing a shape that only fits in one way to prevent assembly errors.

• The goal of Poka Yoke is to eliminate defects by preventing human errors.

8D analysis is a problem-solving method used to identify, correct, and prevent recurring problems in manufacturing or service industries.

• 8D stands for Eight Disciplines, which are a set of steps to address quality issues.

• It involves forming a team, defining the problem, implementing temporary containment actions, identifying root causes, implementing permanent corrective actions, and preventing recurrence.

• Examples of t...read more

PPAP stands for Production Part Approval Process. It is a standardized process in the automotive industry to ensure suppliers meet quality requirements.

• PPAP is a set of guidelines developed by the Automotive Industry Action Group (AIAG) to establish a common understanding between suppliers and manufacturers.

• It involves submitting documentation such as design records, process flow diagrams, control plans, and measuremen...read more

Not doing PPAP can lead to delays in production, quality issues, and potential customer dissatisfaction.

• PPAP (Production Part Approval Process) is a necessary step in ensuring that all parts meet quality standards before production begins.

• Not doing PPAP can result in delays in production as parts may need to be reworked or replaced if they do not meet requirements.

• Skipping PPAP can lead to quality issues in the final p...read more

I expect to utilize my skills and experience to improve quality processes, drive continuous improvement, and contribute to the success of the organization.

• Opportunity to lead quality improvement initiatives

• Collaboration with cross-functional teams to ensure quality standards are met

• Opportunities for professional growth and development

• Contribution to the overall success of the organization

Code to reverse a string

• Use a loop to iterate through the characters of the string

• Append each character to a new string in reverse order

• Return the reversed string