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I was interviewed in Dec 2021.
Round duration - 60 minutes
Round difficulty - Easy
Timing: 8:00-9:00 PM
There was 1 MCQ and 3 SQL queries. The platform was easy to use and navigate.
Round duration - 30 minutes
Round difficulty - Medium
Timing: 11 AM-11:30 AM
The interviewer was very kind and helpful. He helped me by giving hints whenever I was stuck.
Round duration - 30 minutes
Round difficulty - Medium
Timing: 12:15 PM to 12:45 PM.
The interviewer was very helpful and friendly. He was more interested in my approach rather than the final answer.
I would like to add a feature that allows users to schedule rides in advance.
Users can schedule rides for important events or appointments
Option to choose specific driver or vehicle for scheduled rides
Notifications for upcoming scheduled rides
Ability to edit or cancel scheduled rides
Round duration - 30 minutes
Round difficulty - Hard
Timing: 3:00PM to 3:30PM
This was Hiring Manager round. He asked me case study type of questions.
Tip 1 : Practice SQL and python coding questions using online coding platforms.
Tip 2 : Get in-depth theoretical knowledge about all the machine learning algorithms.
Tip 3 : Strengthen your statistics understanding.
Tip 1 : Highlight your skills properly
Tip 2 : Have thorough understanding about everything written in the resume
Top trending discussions
I applied via LinkedIn and was interviewed in Sep 2020. There was 1 interview round.
Sharing data insights can help improve services and identify revenue opportunities.
Analyzing customer behavior can help identify areas for improvement
Identifying trends in sales data can help optimize pricing strategies
Using data to personalize marketing efforts can increase customer engagement
Predictive modeling can help identify potential revenue opportunities
Tracking key performance indicators can help optimize busi
I was interviewed in Aug 2024.
Calculate the number of rows after joining two datasets.
Count the number of rows in each dataset
Perform the join operation
Count the number of rows in the resulting dataset
Use Excel's text to columns feature to split person names into separate columns.
Select the column containing the full names
Go to the Data tab and click on Text to Columns
Choose 'Delimited' and select the delimiter that separates the names (e.g. space)
Click Finish to split the names into separate columns
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.
Duration - 1hr, Mostly questions are from Excel and SQL ( But a little knowledge of R and Python is very useful) .For me, it's knowing the concepts and answering no codes were ask to write.
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 Approached by Company and was interviewed in Apr 2024. There was 1 interview round.
I applied via Naukri.com and was interviewed before Mar 2023. There was 1 interview round.
I applied via Referral and was interviewed in Aug 2023. There were 2 interview rounds.
SQL query optimisation
I applied via Instahyre and was interviewed in Aug 2024. There was 1 interview round.
It is difficult to accurately estimate the number of cricket bats sold in a year without specific data.
The number of cricket bats sold in a year can vary based on factors such as seasonality, popularity of cricket, and market trends.
One approach to estimate could be to consider the total population of cricket-playing countries and the average number of bats owned by players.
Another approach could be to look at the sale...
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