Blenheim Chalcot Jr. Data Scientist Interview Questions and Answers

Commands of docker, git

Q1. Commands of Git
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It was conducted through hackerrank platform which contains 5 programming questions

There were 3 sections

Coding based on basic DSA algorithms

25 MCQ questions 20 min

Q1. Sql joins and types of joins
Ans. 
SQL joins are used to combine rows from two or more tables based on a related column between them.
• Types of joins include INNER JOIN, LEFT JOIN, RIGHT JOIN, and FULL JOIN.

• INNER JOIN returns rows when there is at least one match in both tables.

• LEFT JOIN returns all rows from the left table and the matched rows from the right table.

• RIGHT JOIN returns all rows from the right table and the matched rows from the left table.

• F...read more
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Q2. Powerbi and done projects
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Q1. Question related to FEM,
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Q2. Questions related to SOM, Projects, basic of coding etc
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Q1. How can Analytics be used in HR?
Ans. 
Analytics in HR enhances decision-making, improves employee engagement, and optimizes talent management through data-driven insights.
• Predictive analytics can forecast employee turnover, allowing HR to implement retention strategies.

• Performance analytics can identify high-performing employees and inform succession planning.

• Sentiment analysis of employee feedback can help improve workplace culture and engagement.

• Recruitm...read more
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Q2. Importance of Data in todays world
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Q1. General questions
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Q2. All required for the job
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Q1. It was based on the knowledge of domain
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Q2. It was for the indepth scenerio basis
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