G R Infraprojects Data Analyst Interview Questions and Answers

Q1. What are joins and its types?
Ans. 
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.

• FULL ...read more
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Q2. What are aggregate functions?
Ans. 
Aggregate functions are functions in databases that perform a calculation on a set of values and return a single value.
• Aggregate functions are used to perform operations on a group of rows and return a single result.

• Common aggregate functions include SUM, AVG, COUNT, MIN, and MAX.

• For example, SUM function calculates the total of a column, AVG calculates the average, COUNT counts the number of rows, MIN finds the minimu
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Q1. Coding questions in python eda part
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Q1. Where do u see in next 5 years
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Data entry is the process of entering, updating, or maintaining information into a computer system, database, or spreadsheet. It's a fundamental part of data management, ensuring that information is accurate, organized, and accessible.

Q1. I'm mohd mukeem i have qualifying 12th pass
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Q2. I have questioning
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Q3. I'm offline tast
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Q4. I'm offline tast
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Q1. Based on your profile
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Q2. Knowledge on Data analyst softwares
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Q1. Why do you want to work here ?
Ans. 
I am impressed by the company's commitment to innovation and data-driven decision making.
• I admire the company's reputation for using cutting-edge technology in data analysis.

• I am excited about the opportunity to work with a talented team of data analysts.

• I believe my skills and experience align well with the company's goals and values.
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Q2. Why would you be a good fit
Ans. 
I have a strong background in data analysis, excellent problem-solving skills, and a passion for utilizing data to drive business decisions.
• I have a Bachelor's degree in Statistics and experience working with various data analysis tools such as Python, R, and SQL.

• I have a proven track record of successfully analyzing complex data sets and providing actionable insights to stakeholders.

• I am detail-oriented, organized, an...read more
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30 questions and time was approx. 45 min to 60 min

There were some basic as well as some high level questions