Navitasys India Operation Supervisor Interview Questions, Process, and Tips

PWI stands for Process Window Index in a reflow profile, indicating the process window's capability to produce acceptable solder joints.

• PWI is a metric used to evaluate the quality of a reflow profile in soldering processes.

• It is calculated by comparing the peak temperature, time above liquidus, and cooling rate of the reflow profile to the specified limits.

• A higher PWI value indicates a wider process window and better...read more

To control SMT defects, implement proper quality control measures, train staff on best practices, maintain equipment regularly, and analyze root causes of defects.

• Implement proper quality control measures to catch defects early on

• Train staff on best practices for handling components and operating machinery

• Regularly maintain and calibrate equipment to ensure accurate placement of components

• Analyze root causes of defects...read more

To make an analysis report, gather data, identify key metrics, analyze data, create visualizations, and draw conclusions.

• Gather relevant data from various sources

• Identify key metrics to focus on

• Analyze the data using statistical methods

• Create visualizations such as charts or graphs to present the findings

• Draw conclusions and make recommendations based on the analysis

5W1H is a method used for gathering information by asking Who, What, When, Where, Why, and How.

• Who - refers to the person or group involved

• What - refers to the action or event

• When - refers to the time or date

• Where - refers to the location

• Why - refers to the reason or purpose

• How - refers to the method or process