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National Heart Center Interview Questions and Answers

Updated 5 Feb 2024

Q1. In 7qc Tools, Explain Scatter Diagram?

Ans.

Scatter diagram is a graphical tool used to display the relationship between two variables.

  • It shows the correlation between two variables on a graph.

  • It helps in identifying patterns and trends in data.

  • It is useful in identifying the cause and effect relationship between two variables.

  • It is commonly used in quality control to identify the relationship between two process variables.

  • Example: A scatter diagram can be used to show the relationship between the temperature of a mach...read more

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Q2. Importance Of D5 & D6 in 8D report?

Ans.

D5 & D6 are critical steps in 8D report for identifying root cause and implementing corrective actions.

  • D5 involves identifying the root cause of the problem using tools like Fishbone diagram, 5 Whys, etc.

  • D6 involves implementing corrective actions to prevent recurrence of the problem.

  • Both D5 and D6 are crucial for ensuring long-term effectiveness of the corrective actions.

  • Without proper identification of root cause (D5), corrective actions may not address the underlying issue...read more

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Q3. What is DMAIC?

Ans.

DMAIC is a problem-solving methodology used in Six Sigma to improve processes and reduce defects.

  • DMAIC stands for Define, Measure, Analyze, Improve, and Control.

  • It is a structured approach to problem-solving that helps identify and eliminate root causes of defects.

  • DMAIC is used to improve processes, reduce costs, and increase customer satisfaction.

  • Example: A company uses DMAIC to reduce defects in their manufacturing process by identifying the root cause of the defects and im...read more

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Q4. What is MSA?

Ans.

MSA stands for Measurement System Analysis, which is a statistical method used to determine the variation in measurement processes.

  • MSA is used to evaluate the accuracy and precision of a measurement system.

  • It helps to identify the sources of variation in the measurement process.

  • MSA is commonly used in manufacturing and quality control processes.

  • Examples of MSA tools include Gage R&R, ANOVA, and Attribute Agreement Analysis.

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Q5. Differenciate PFD & PFC?

Ans.

PFD stands for Process Flow Diagram while PFC stands for Process Flow Chart.

  • PFD is a schematic representation of a process system showing the equipment, piping, and instrumentation.

  • PFC is a graphical representation of a process system showing the sequence of steps involved in a process.

  • PFD is used to understand the overall process flow and identify potential hazards.

  • PFC is used to identify the steps involved in a process and to optimize the process flow.

  • PFD is more detailed a...read more

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Q6. Role of ECN in PPAP??

Ans.

ECN plays a crucial role in PPAP by ensuring that any changes made to the product or process are properly documented and approved.

  • ECN stands for Engineering Change Notice

  • PPAP stands for Production Part Approval Process

  • ECN is used to document any changes made to the product or process

  • ECN ensures that all changes are properly reviewed and approved before implementation

  • ECN helps to maintain consistency and quality in the production process

  • ECN is an important part of PPAP documen...read more

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Q7. Stages Of PSW & Explain?

Ans.

PSW stands for Production Part Approval Process. It is a process used in manufacturing to ensure that a product meets the required specifications.

  • The first stage is planning and preparation.

  • The second stage is design and development.

  • The third stage is validation and testing.

  • The fourth stage is production and monitoring.

  • The final stage is analysis and improvement.

  • Examples of PSW documents include control plans, process flow diagrams, and FMEAs.

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