Yazaki Supplier Quality Assurance Engineer Interview Questions and Answers for Freshers

Journal knowledge of plastic raw material and their defect

Q1. Why should we hire you?
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Q2. Why are you looking for a change?
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Q3. Where do you see yourself in 5 years?
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Q4. What are your strengths and weaknesses?
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Q5. Tell me about yourself.
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Q1. What is the function of alternator &stator
Ans. 
The alternator generates electricity to power the vehicle's electrical system, while the stator is a stationary component that helps produce electricity in the alternator.
• Alternator converts mechanical energy into electrical energy

• Stator is a stationary part of the alternator

• Stator contains wire windings that produce electricity when the rotor spins

• Alternator charges the battery and powers the electrical system of the
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Q2. What is winding
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Winding is the process of wrapping a material around a core or spool to create a coil or roll.
• Winding is commonly used in the manufacturing of electrical coils, transformers, inductors, and motors.

• The material being wound can be wire, thread, yarn, tape, or any other flexible material.

• The winding process can be done manually or using automated machinery.

• Examples include winding copper wire around a bobbin to create a t...read more
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Q1. What is alternator &stator
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An alternator is a device that converts mechanical energy into electrical energy, while a stator is the stationary part of a rotary system.
• Alternator is used in vehicles to charge the battery and power the electrical system

• Stator is the stationary part of an electric motor or generator

• Alternator produces alternating current (AC) while stator helps in generating a magnetic field
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Q2. What is 52wh word
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52wh word is a term used in quality engineering to refer to a specific type of problem-solving technique.
• 52wh word stands for Who, What, Where, When, Why, How, How much, How many, and How often.

• It is used to systematically analyze a problem by asking these key questions.

• For example, when faced with a quality issue in a manufacturing process, a quality engineer may use the 52wh word technique to identify the root cause
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Q1. What is 5 core tool , 7 qc tool , 8 D , why why analysis
Ans. 
Core tools and techniques used in quality engineering include 5 core tools, 7 QC tools, 8D methodology, and the Why-Why analysis.
• 5 Core Tools: APQP, PPAP, FMEA, MSA, SPC

• 7 QC Tools: Check sheets, Pareto charts, Cause-and-effect diagrams, Histograms, Scatter diagrams, Control charts, Flowcharts

• 8D Methodology: Eight disciplines problem solving approach used to identify, correct, and prevent recurring problems

• Why-Why Analy...read more
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Q2. What is the role of company in DWM
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The role of a company in Design for Manufacturability (DWM) is to ensure that products are designed in a way that makes them easy and cost-effective to manufacture.
• Ensuring that product designs are optimized for efficient manufacturing processes

• Collaborating with design and manufacturing teams to identify and address potential manufacturing challenges early in the design phase

• Implementing design guidelines and best pra...read more
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Q3. What is MSA and SPC explain
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MSA stands for Measurement System Analysis and SPC stands for Statistical Process Control.
• MSA is a method used to assess the measurement system variation to ensure data accuracy.

• SPC is a method used to monitor and control a process through statistical analysis.

• MSA includes Gage R&R studies to evaluate the measurement system's repeatability and reproducibility.

• SPC involves using control charts to detect any variatio...read more
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Q1. What is process quality
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Process quality refers to the level of consistency, accuracy, and effectiveness in the execution of a particular process.
• Process quality is about ensuring that a specific process consistently meets the desired standards and requirements.

• It involves identifying and eliminating defects, errors, and variations in the process to improve overall quality.

• Process quality can be measured using metrics such as defect rates, cyc...read more
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Q2. 8D explain.
Ans. 
8D is a problem-solving methodology used in quality management to identify, correct, and prevent recurring problems.
• 8D stands for 8 disciplines, each representing a step in the problem-solving process

• Steps include defining the problem, forming a team, identifying root causes, implementing corrective actions, and preventing recurrence

• Example: A manufacturing company uses 8D to address a recurring defect in their product
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Q1. What is fish bone diagram
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Fishbone diagram is a visual tool used to identify and organize possible causes of a problem or effect.
• Also known as Ishikawa diagram or cause and effect diagram

• Categories of potential causes are listed on the main 'spine' with branches representing sub-causes

• Helps in identifying root causes of a problem for effective problem-solving

• Commonly used in quality management and process improvement
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Q2. What is measurement system analysis
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Measurement system analysis is a method used to evaluate the reliability and accuracy of a measurement system.
• It helps identify sources of variation in the measurement process.

• Common methods include Gage R&R (Repeatability and Reproducibility) studies.

• The goal is to ensure that the measurement system is capable of producing accurate and consistent results.

• Examples include calibrating measuring instruments, evaluating o...read more
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Q3. What is different between accuracy and presice
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Accuracy refers to how close a measured value is to the true value, while precision refers to how close the measured values are to each other.
• Accuracy is the closeness of a measured value to a standard or known value, while precision is the closeness of two or more measurements to each other.

• Accuracy is related to systematic errors, while precision is related to random errors.

• For example, hitting the bullseye on a targ...read more
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Q1. Current company
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Q2. What is current salery
Ans. 
The current salary for a Quality Engineer varies depending on factors such as experience, location, and company size.
• Salaries for Quality Engineers typically range from $60,000 to $100,000 per year.

• Factors such as years of experience, industry, and certifications can impact salary levels.

• Quality Engineers in larger cities or high-demand industries may earn higher salaries.

• Negotiating skills and market demand can also i
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Q1. Skill develop , Postive though, Hard work response
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Q2. Squre job work balance life
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Q3. Customer achivement
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Q4. Defect free product customer satisfaction
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Q5. Life learning highlevel
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Q1. Why I should hire you
Ans. 
I have a strong background in quality engineering, proven track record of improving processes, and a passion for continuous improvement.
• I have a Bachelor's degree in Engineering with a focus on quality control

• I have successfully implemented lean manufacturing principles in my previous role, resulting in a 20% increase in efficiency

• I am certified in Six Sigma and have led multiple projects that resulted in cost savings
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Q1. What in ecn process?
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ECN process stands for Engineering Change Notice process, which is used to document and track changes made to a product or process.
• ECN process is used to document and track changes made to a product or process.

• It involves creating a formal notice detailing the proposed change, including the reason for the change and its potential impact.

• The notice is then reviewed and approved by relevant stakeholders before implementa...read more
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Q2. What is bom for harness??
Ans. 
BOM for harness refers to the Bill of Materials for the components used in the harness assembly.
• BOM for harness includes a list of all components required for the harness assembly

• It specifies the quantity of each component needed

• BOM helps in ensuring all necessary parts are included in the assembly

• Examples of components in a harness BOM: wires, connectors, terminals, protective sleeves
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