Cognizant Quality Analyst Interview Questions and Answers

Program to remove duplicate array elements and reverse a string.

• To remove duplicate array elements, use a Set to store unique elements and then convert it back to an array.

• To reverse a string, convert the string to an array of characters, then reverse the array and join it back to form a string.

Yes, I have worked on 7QC tools including Pareto analysis, cause and effect diagram, and control charts.

• Yes, I have experience working with 7QC tools such as Pareto analysis.

• I am familiar with cause and effect diagrams for root cause analysis.

• I have used control charts to monitor process performance over time.

Root Cause Analysis (RCA) is a method used to identify the underlying causes of quality issues.

• RCAs help in identifying the root cause of quality problems rather than just addressing the symptoms.

• Common RCAs include lack of training, communication breakdowns, equipment failures, and process errors.

• By conducting RCAs, organizations can implement corrective actions to prevent similar quality issues in the future.

Feedback should be specific, constructive, and timely.

• Be specific about what behavior or action needs to be addressed

• Provide constructive criticism with suggestions for improvement

• Deliver feedback in a timely manner to address issues promptly

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

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

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

• Cause-and-effect diagrams (Fishbone diagrams): Used to identify and analyze potential causes of a problem.

• Histograms: Visual representation of data distribution.

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