10+ Senior Quality Engineer Interview Questions and Answers for Freshers

To handle dropdown in Selenium, we can use the Select class and its methods like selectByVisibleText, selectByValue, and selectByIndex.

• Create an instance of the Select class by passing the dropdown element as a parameter

• Use selectByVisibleText method to select an option by its visible text

• Use selectByValue method to select an option by its value attribute

• Use selectByIndex method to select an option by its index

• To deselect an option, use deselectAll or deselectBy methods

Standard procedures for UT, tensile and impact testing

• UT testing follows ASTM E164 standards

• Tensile testing follows ASTM E8 standards

• Impact testing follows ASTM E23 standards

• Work instructions should include equipment calibration, sample preparation, and testing procedures

• Documentation of results and analysis should be included in the work instructions

Dynamic xpath is a way to locate elements on a web page based on changing attributes or positions.

• Use functions like contains(), starts-with(), or ends-with() to create dynamic xpaths

• Avoid using indexes in xpaths as they can change with page updates

• Consider using unique attributes or text within the element to create a reliable xpath

Program to count consecutive characters in a string

• Iterate through the string and compare each character with the next one

• Maintain a count for each character and append to the output string when a different character is encountered

• Example: input 'aabbccc' -> output 'a2b2c3'

The process of a plant involves several stages from seed to harvest.

• Planting the seed in soil or a growing medium

• Providing adequate water, sunlight, and nutrients

• Germination and growth of the plant

• Pruning and maintenance of the plant

• Harvesting the plant when it reaches maturity

Machining process involves removing material from a workpiece using cutting tools at various stations.

• Machining process is used to create precise and complex shapes in metal, plastic, and other materials.

• It involves cutting, drilling, milling, and turning operations.

• Each station in the process has a specific tool and function, such as roughing, finishing, or drilling.

• Examples of machining stations include lathes, milling machines, and drill presses.

Efficiency of machines and overall plant is crucial for quality output and cost-effectiveness.

• Regular maintenance and calibration of machines

• Optimizing production processes

• Implementing automation and technology upgrades

• Monitoring and analyzing data to identify areas for improvement

• Investing in employee training and development

• Ensuring proper resource allocation and utilization

PUT is used to update or replace an entire resource, while PATCH is used to update specific fields of a resource.

• PUT is idempotent, meaning multiple identical requests will have the same effect as a single request.

• PATCH is not necessarily idempotent, as multiple identical requests may have different effects.

• PUT requires the client to send the entire updated resource, while PATCH only requires the client to send the specific fields that need to be updated.

Reverse the order of words in an array of strings while maintaining their individual character order.

• Split the input string into an array of words.

• Reverse the array of words.

• Join the reversed array back into a single string.

• Example: Input: ['Hello', 'World'] -> Output: ['World', 'Hello']

7QC tools are a set of quality control tools used for process improvement and problem-solving in manufacturing and other industries.

• Check sheets: Used to collect and analyze data in a systematic way.

• Histograms: Visual representation of data distribution.

• Pareto charts: Helps identify the most significant factors contributing to a problem.

• Cause-and-effect diagrams: Also known as fishbone diagrams, used to identify root causes of a problem.

• Scatter diagrams: Show the relationship...read more

SPC stands for Statistical Process Control. It is a method of quality control that uses statistical methods to monitor and control a process.

• SPC involves collecting data on a process over time and using statistical analysis to identify trends and patterns.

• It helps to identify when a process is out of control and needs to be adjusted.

• SPC can be used in manufacturing, healthcare, and other industries to improve quality and reduce waste.

• Examples of SPC tools include control char...read more

R and R stands for Repeatability and Reproducibility. It is a statistical method used to measure the variation in a measurement system.

• R and R is used to determine the consistency and accuracy of a measurement system.

• Repeatability refers to the variation in measurements taken by the same person or instrument.

• Reproducibility refers to the variation in measurements taken by different people or instruments.

• R and R is commonly used in manufacturing and quality control to ensure c...read more