Seoyon E-hwa Automotive QA Test Engineer Interview Questions and Answers

Pareto analysis is a problem-solving technique that prioritizes the most important issues to address.

• It is based on the Pareto principle, which states that 80% of the effects come from 20% of the causes.

• It involves identifying and ranking the issues based on their frequency and impact.

• The top 20% of the issues are then addressed first, as they are responsible for the majority of the problems.

• It is commonly used in qual...read more

7QC tools are a set of basic quality control tools used to identify and solve quality problems.

• The tools include: Pareto chart, cause-and-effect diagram, check sheet, control chart, histogram, scatter diagram, and flowchart.

• They are used to analyze data and identify the root cause of quality problems.

• The tools are commonly used in Six Sigma and Lean methodologies.

• For example, a Pareto chart can be used to identify the ...read more

MSA stands for Measurement System Analysis. It is a statistical method used to determine the accuracy and precision of a measurement system.

• MSA helps to identify the sources of variation in a measurement system

• It involves analyzing the data collected from the measurement system to determine its capability

• MSA is used to ensure that the measurement system is reliable and can produce accurate results

• Examples of measuremen...read more

CAN protocol is a communication protocol used in automotive and industrial applications. CAN frame structure includes ID, data, and control bits.

• CAN protocol is used for high-speed communication between electronic control units (ECUs) in vehicles.

• CAN frame structure consists of an ID field, data field, and control bits like CRC and ACK.

• Examples of UDS services include reading and writing diagnostic data, accessing ECU