Agrim Data Analyst Interview Questions and Answers

Q1. How do you setup a Dark Store?
Ans. 
Setting up a Dark Store involves converting a retail store into a fulfillment center for online orders.
• Select a suitable location for the Dark Store, preferably in a centralized area with good access to transportation.

• Optimize the layout of the store for efficient picking, packing, and shipping of orders.

• Implement inventory management systems to track stock levels accurately and prevent stockouts.

• Train staff on order f...read more
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Q2. How do joins work in the simplest manner?
Ans. 
Joins combine data from two or more tables based on a related column.
• Joins are used to retrieve data from multiple tables based on a related column

• Common types of joins include INNER JOIN, LEFT JOIN, RIGHT JOIN, and FULL JOIN

• Example: SELECT * FROM table1 INNER JOIN table2 ON table1.id = table2.id
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Q3. Write a basic query explaining the order of execution?
Ans. 
The order of execution in a query determines the sequence in which operations are performed.
• 1. The order of execution in a query typically follows the sequence: FROM, WHERE, GROUP BY, HAVING, SELECT, ORDER BY.

• 2. The FROM clause specifies the tables involved in the query.

• 3. The WHERE clause filters the rows based on specified conditions.

• 4. The GROUP BY clause groups the rows that have the same values into summary rows.

• 5...read more
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Q4. Difference between Group By and Distinct?
Ans. 
Group By is used to aggregate data based on a specific column, while Distinct is used to remove duplicate rows from a result set.
• Group By is used with aggregate functions like COUNT, SUM, AVG, etc.

• Distinct is used to retrieve unique values from a column or set of columns.

• Group By can be used to group data based on multiple columns, while Distinct operates on individual columns only.
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Q1. About previous experience situation based questions excel problem solving
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Q2. Tell me about yourself difference between data quality and data validity
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Asked to write different SQL queries.
1. Moving average of lf previous 10 days
2. For a data which records in and out time of an employee. How many employees were present in the office at a given time
3. A/B testing vs pre-post testing

1. Had to come up with a method to give a score to each user based on FRM(frequency, recency, monetory)
2. Guesstimate: how many burgers does McD sells in a day

Q1. Brift anout excel Excel joins Powerbi questions
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Q2. Python basics Sql Machine learning
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Q1. Python Sql Advane excel
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Q2. Python Advanced excel Power bi Tableau
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Q1. Tell me about your self
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Q2. What do you know about E - commerce
Ans. 
E-commerce refers to buying and selling goods or services online.
• E-commerce involves online transactions between businesses and consumers.

• Common examples include Amazon, eBay, and Alibaba.

• It allows for convenient shopping, comparison of products, and secure payment methods.

• E-commerce platforms often use data analytics to personalize user experiences and improve sales.

• Mobile commerce (m-commerce) is a growing trend in e...read more
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Q1. Questions are fully based on sql, excel, Python. Questions asked given by a case study.
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Q1. Statistics, few asked related to regression, hypothesis, ttest, and also questions on sql, python
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Q1. What attracted you to this company?
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