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I applied via Campus Placement and was interviewed in Sep 2022. There were 4 interview rounds.
MCQ based of loops, iteration, pseudocode, SQL and debugging were asked. 30 questions in total and fairly easy. 1 hour duration and I attempted about 20 questions. No negative marking. It was conducted on HackerEarth platform.
SQL query to get the second row from the top.
Use the LIMIT keyword to limit the number of rows returned.
Use the OFFSET keyword to skip the first row.
Order the rows by a column to ensure consistent results.
DBMS is a software system to manage databases, while RDBMS is a type of DBMS that uses a relational model.
DBMS stands for Database Management System, while RDBMS stands for Relational Database Management System.
DBMS can manage any type of database, while RDBMS uses a specific model based on tables, keys, and relationships.
DBMS is less strict in terms of data integrity, while RDBMS enforces strict rules to ensure data c...
Stored procedures are pre-written SQL codes that can be saved and reused. They are used to improve performance and security.
Stored procedures are used to reduce network traffic by executing a batch of SQL statements at once.
They can improve performance by reducing the amount of time spent parsing and optimizing SQL statements.
Stored procedures can also enhance security by allowing access to only specific parts of the d...
The data process in my project involves data collection, cleaning, analysis, and visualization.
Data collection involved gathering data from various sources such as surveys, databases, and APIs.
Data cleaning was done to remove duplicates, missing values, and outliers.
Data analysis was performed using statistical methods and machine learning algorithms.
Data visualization was used to present the findings in a clear and co...
The finding from the project was that there is a strong correlation between customer satisfaction and repeat purchases.
The project analyzed customer satisfaction surveys and purchase data
The data showed that customers who reported high satisfaction scores were more likely to make repeat purchases
This finding suggests that improving customer satisfaction can lead to increased customer loyalty and revenue
Three things I learned from my Data Science and Analytics course are statistical analysis, data visualization, and machine learning.
Statistical analysis: Learned how to use statistical methods to analyze data and draw conclusions.
Data visualization: Learned how to create visual representations of data to better understand patterns and trends.
Machine learning: Learned how to use algorithms to build predictive models and
I applied via Referral and was interviewed before May 2020. There was 1 interview round.
To understand the supply of restaurants in a particular area of a city, we can use various methods.
Collect data from online directories like Yelp, Zomato, etc.
Conduct surveys to gather information about the number of restaurants in the area.
Analyze the population density and demographics of the area to estimate the demand for restaurants.
Check the number of restaurant permits issued by the local government.
Use GIS mapp...
I applied via LinkedIn and was interviewed in Apr 2020. There were 4 interview rounds.
Reducing delivery time can be achieved by optimizing the supply chain, improving communication, and automating processes.
Analyze the supply chain and identify bottlenecks
Implement automation tools to streamline processes
Improve communication between departments and with customers
Use data analytics to forecast demand and plan accordingly
Consider outsourcing or partnering with third-party logistics providers
Invest in tec...
I applied via LinkedIn and was interviewed before May 2020. There was 1 interview round.
I appeared for an interview in Nov 2020.
I applied via Referral and was interviewed before Sep 2023. There were 3 interview rounds.
Quant, LR, puzzles, cat based level 2 questions
Tuple is immutable and ordered, while list is mutable and ordered in Python.
Tuple is created using parentheses () while list is created using square brackets []
Tuple elements cannot be changed once assigned, while list elements can be modified
Tuple is faster than list for iteration and accessing elements
Example: tuple = (1, 2, 3) and list = [1, 2, 3]
I have a strong background in data analysis with experience in various industries.
Bachelor's degree in Statistics with a focus on data analysis
Proficient in SQL, Python, and data visualization tools like Tableau
Experience working with large datasets and conducting statistical analysis
Completed internships at XYZ Company and ABC Organization
Presented findings at industry conferences
I have learned to effectively analyze and interpret data to derive meaningful insights and make informed decisions.
Developed strong analytical skills through hands-on experience with various data analysis tools and techniques
Improved ability to identify trends, patterns, and outliers in data sets
Enhanced communication skills by presenting findings and recommendations to stakeholders
Learned to collaborate with team memb
I applied via LinkedIn and was interviewed in Apr 2024. There was 1 interview round.
I applied via Job Portal
SQL and Python data analysis questions
Matching data in different columns involves comparing the values in the columns and identifying similarities or patterns.
Use string matching techniques like exact match, partial match, or fuzzy matching.
Apply data cleaning and preprocessing techniques to standardize the data before matching.
Utilize advanced algorithms like Levenshtein distance or Jaccard similarity for more complex matching.
Consider using database join...
I applied via Internshala and was interviewed in Sep 2023. There were 3 interview rounds.
Medium difficultty on pandas SQL
based on 1 interview
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Associate Manager
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