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I applied via Company Website and was interviewed in May 2024. There were 3 interview rounds.
Logic reasoning aptitude quant os dbms cn
Arrays, strings, linked list
I applied via Walk-in and was interviewed before May 2023. There were 2 interview rounds.
Calculate rolling average for order amount for merchants
Calculate the average order amount for each merchant over a specific time period
Update the average as new orders come in, dropping the oldest order amount from the calculation
Example: Merchant A had orders of $100, $150, $200 in the last 3 days. Rolling average would be ($100 + $150 + $200) / 3 = $150
SQL, Python, Case Studies, Window Functions
I applied via Referral and was interviewed in Feb 2021. There were 4 interview rounds.
I applied via Referral and was interviewed before Aug 2022. There were 2 interview rounds.
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...
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
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...
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.
I applied via Instahyre and was interviewed in May 2024. There were 2 interview rounds.
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
I applied via Naukri.com and was interviewed before Mar 2022. There were 2 interview rounds.
The output result number of rows depends on the type of join used.
Inner join returns only the matching rows from both tables
Left join returns all rows from the left table and matching rows from the right table
Right join returns all rows from the right table and matching rows from the left table
Full outer join returns all rows from both tables
Cross join returns the Cartesian product of both tables
The question asks to output the number of rows based on joins.
The number of rows in the output depends on the type of join used.
Inner join only returns rows that have matching values in both tables.
Left join returns all rows from the left table and matching rows from the right table.
Right join returns all rows from the right table and matching rows from the left table.
Full outer join returns all rows from both tables.
U...
All and all it was a wholesome interview with a mix of sql, python questions
Good the case study was fairly doable
I want to join Myntra because of its innovative approach to e-commerce and its strong focus on customer satisfaction.
I am impressed by Myntra's use of data analytics to personalize the shopping experience for customers.
I admire Myntra's commitment to staying ahead of trends in the fashion industry.
I believe Myntra offers a dynamic and challenging work environment that will allow me to grow as a data analyst.
I applied via Approached by Company and was interviewed in May 2024. There was 1 interview round.
It is impossible to accurately estimate the number of women driving red cars in Bangalore without specific data.
There is no specific data available on the number of women driving red cars in Bangalore.
Estimating the number of women driving red cars in Bangalore would require access to vehicle registration data or a survey of car owners.
Factors such as car ownership trends among women and the popularity of red cars woul
Achieve GMV by optimizing marketing channels, improving product offerings, and enhancing user experience.
Optimize marketing channels to reach a larger audience
Improve product offerings to increase customer interest and sales
Enhance user experience to encourage repeat purchases and higher order values
Questions were on sql , python and java
Duration was 10 minutes
I applied via Job Portal and was interviewed in Apr 2024. There was 1 interview round.
based on 1 interview
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