Chemin Enviro Systems Junior Engineer Interview Questions and Answers for Freshers

Q1. What is the concept of 7QC (Seven Quality Control Tools)?
Ans. 
The 7QC tools are essential techniques for quality control and improvement in various industries.
• 1. Cause-and-Effect Diagram: Helps identify root causes of problems (e.g., fishbone diagram).

• 2. Check Sheet: A structured form for collecting and analyzing data (e.g., defect tracking).

• 3. Control Chart: Monitors process stability over time (e.g., X-bar and R charts).

• 4. Histogram: Displays frequency distribution of data (e.g...read more
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Q2. What are effective strategies for handling customer complaints?
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Effective strategies for handling customer complaints include active listening, empathy, prompt resolution, and follow-up communication.
• Active Listening: Fully concentrate on the customer's issue without interrupting. For example, repeat back what they said to confirm understanding.

• Empathy: Show understanding of the customer's feelings. For instance, say, 'I understand how frustrating this must be for you.'

• Prompt Resol...read more
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Q3. What are MACE and IATF audits?
Ans. 
MACE and IATF audits ensure quality and compliance in manufacturing and automotive sectors, respectively.
• MACE stands for 'Manufacturing Assessment and Compliance Evaluation', focusing on quality in manufacturing processes.

• IATF refers to the 'International Automotive Task Force', which sets standards for automotive quality management systems.

• MACE audits assess compliance with industry standards and regulations, ensuring...read more
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Q4. What is GDNT
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GDNT stands for Geometric Dimensioning and Tolerancing, a system for defining engineering tolerances and specifications.
• GDNT provides a clear and concise way to communicate design intent.

• It uses symbols and annotations to specify allowable variations in part geometry.

• For example, a flatness tolerance indicates how much a surface can deviate from being perfectly flat.

• GDNT helps in ensuring parts fit together correctly i...read more
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Q1. Vernier caliper least cosunt
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Q2. 0.02 of least count ?
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0.02 of least count refers to the smallest measurement that can be made with a measuring instrument.
• Least count is the smallest measurement that can be made with a measuring instrument.

• It is determined by dividing the smallest measurement that can be read on the instrument by the number of divisions on the scale.

• For example, if a ruler has 100 divisions and the smallest measurement that can be read is 1 mm, then the le...read more
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Q1. What's your strength
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Q2. Quick learner nee technology
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Q1. Tell you to measure micrometre reading
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To measure micrometre reading, use a micrometre screw gauge and take the reading from the scale and thimble.
• Clean the micrometre screw gauge before use

• Place the object to be measured between the anvil and spindle

• Turn the thimble until the object is firmly held

• Read the scale and thimble to get the micrometre reading

• Take multiple readings and calculate the average for accuracy
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Q2. Quality terms likes 7QC TOOL, 5S, 3M
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Q3. *In this company they have only one Post: Operator, same for iti AND BE, With same salary approx 13k in hand*
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Q4. Will ask about family
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Q5. Fishbone diagram, one of 7qc tool
Ans. 
Fishbone diagram is a visual tool used to identify the possible causes of a problem.
• Also known as Ishikawa diagram or cause-and-effect diagram

• Used in quality control to identify root causes of defects

• Categories include people, process, equipment, materials, environment, and management

• Example: A fishbone diagram can be used to identify the possible causes of delays in a manufacturing process
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Q1. About quality , knowledge of instruments
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Q1. What are your salary expectations?
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Q2. Share details of your previous job.
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Q1. Plastic material, 8d
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Q2. Problem solving, customer compliance
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Coding test over phone call. Interviewer would ask questions, we have to come up with logic/ pseudo code

Q1. Object oriented programming concepts.
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