Kriya It Softwaretest Engineer Interview Questions and Answers

Q1. Doublylinked list and hashmap
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Q2. Oops fundamentals
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3 question of DSA in Online assesment

Q1. DSA Question the candy problem
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Questions from arrays and strings and some aptitude questions

Q1. How to merge 2 csv files
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To merge two CSV files, you can use software like Microsoft Excel or programming languages like Python.
• Open both CSV files in a software like Microsoft Excel.

• Copy the data from one CSV file and paste it into the other CSV file.

• Save the merged CSV file with a new name.

• Alternatively, you can use programming languages like Python to merge CSV files by reading both files, combining the data, and writing to a new file.
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Q2. Basic questions on arrays
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Q1. 3 reasons why u choose this company
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I applied to this company because of its reputation in the industry, opportunities for growth, and company culture.
• Reputation in the industry - I have heard great things about the company's innovative projects and successful track record.

• Opportunities for growth - The company offers various training programs and career advancement opportunities for employees.

• Company culture - I value a positive work environment and the...read more
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Q1. Questions on python
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Q1. Basic details about work ex, reason to switch, salary expectations
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2 SQL questions asked

Q1. Basic Excel, Regression, Anova model, CHAID model etc
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Q2. Previous experience
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Q1. SQL joins , previous experience
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Q2. Guesstimate, probability questions
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Q1. They'll ask you to come there office for technical round it would be face to face round. They'll ask sql joins. 2nd highest salary probably & Python question where you need to merge 2 tables & get an outco...read more
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Q1. Excel based questions in , vlookup, xlookup, index , match
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Q2. SQL questions using queries based on concepts like subqueries, CTE & windows functions
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Q3. Scenerio-based question, table 1 & table 2 with 5 & 3 liter if water, assuming the flow of water is unlimited & we need to get 4 liter of it
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Q1. How do you setup a Dark Store?
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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?
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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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