SRF Senior QA Engineer Interview Questions and Answers

How much micron in one mm.

Q1. What are 7QC tools.
Ans. 
7QC tools are a set of quality control tools used for process improvement and problem-solving in manufacturing and service industries.
• Check sheets: Used to collect and analyze data in a systematic way.

• Control charts: Used to monitor process variation over time.

• Histograms: Used to show the frequency distribution of a set of data.

• Pareto charts: Used to prioritize problems or causes based on their frequency or impact.

• Scat...read more
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Q2. What are process capabilities
Ans. 
Process capabilities refer to the ability of a process to consistently produce output within specified limits.
• Process capabilities are measured using statistical tools like Cp, Cpk, Pp, and Ppk.

• They help in determining if a process is capable of meeting customer requirements.

• A process with high capability will have a Cp and Cpk value close to 1.0.

• If the process capability index is less than 1.0, it indicates that the p...read more
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Q3. 7 type of waste
Ans. 
The 7 types of waste in manufacturing are overproduction, waiting, transportation, processing, inventory, motion, and defects.
• Overproduction: Producing more than needed

• Waiting: Idle time between processes

• Transportation: Unnecessary movement of materials

• Processing: Unnecessary steps in the production process

• Inventory: Excess raw materials or finished goods

• Motion: Unnecessary movement of workers

• Defects: Rework or scrap d
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Q4. 5s and Tie for autonomous maintenance
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Q5. About control chart.
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