Agrim Data Operations Analyst Interview Questions and Answers

Q1. Difference between SQL /NON SQL
Ans. 
SQL is a structured query language used for relational databases, while NoSQL is a non-relational database management system.
• SQL is used for structured data with predefined schema, while NoSQL is used for unstructured or semi-structured data.

• SQL databases are vertically scalable, while NoSQL databases are horizontally scalable.

• SQL databases are ACID compliant, ensuring data integrity, while NoSQL databases sacrifice so...read more
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Exam of 30 to 40 questions

Q1. Basic rules of accounting, meaning of accountung, golden rules of accounting
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Basic rules of accounting include the meaning of accounting and the golden rules of accounting.
• Accounting is the process of recording, summarizing, analyzing, and reporting financial transactions.

• The basic rules of accounting include the principles of conservatism, consistency, materiality, and full disclosure.

• The golden rules of accounting are: Debit the receiver, Credit the giver; Debit what comes in, Credit what goe...read more
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Q1. Salary discussions
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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?
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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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