WNS Data Engineer Interview Questions and Answers

Power BI report for shoe case analysis.

Q1. Basic introduction about previous projects and skillsets.
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Q2. Related to Power BI, SQL
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SAS basic Programming questions

Q1. What questions can arise based on the projects mentioned in your resume?
Ans. 
Questions can arise about data sources, methodologies, insights gained, and impact of projects mentioned in resume.
• Data sources used in the projects

• Methodologies employed for data analysis

• Insights gained from the analysis

• Impact of the projects on decision-making or outcomes
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It was quite easy. There were only 2 coding questions of easy level.

Q1. It was also easy
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Q1. Project related questions
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Q1. What is the skill set of your previous job
Ans. 
My previous job required a skill set including proficiency in network design, troubleshooting, and system administration.
• Proficiency in network design

• Strong troubleshooting skills

• Experience in system administration

• Knowledge of various operating systems and software

• Ability to work well under pressure and meet deadlines
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Q2. Explain about your project
Ans. 
Developed a system for automating network monitoring and troubleshooting
• Designed and implemented a custom monitoring tool to track network performance

• Integrated alerting system to notify administrators of any issues in real-time

• Utilized machine learning algorithms to predict potential network failures

• Reduced downtime by 30% and improved overall network efficiency
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