MNC Group Data Scientist Interview Questions and Answers

Q1. Ldap and linux admin related questions
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Q2. Scenario based question on ldap search queey
Ans. 
LDAP search queries are used to retrieve information from directory services, such as user details or group memberships.
• Use LDAP to find user details in an organization, e.g., searching for a user by their email address.

• Retrieve group memberships for a specific user to determine access rights, e.g., checking if a user is part of the 'Admin' group.

• Search for all users in a specific department to manage resources or comm...read more
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Q1. What is JIT manufacturing?
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Q2. Geeksforgeek situational questions
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Q1. Why did you choose finance?
Ans. 
I chose Finance for its dynamic nature, analytical challenges, and the opportunity to impact business decisions through data insights.
• Analytical Challenges: Finance requires strong analytical skills to interpret complex data, such as analyzing market trends to inform investment strategies.

• Impact on Business Decisions: Working in finance allows me to provide insights that can influence key business decisions, like budge...read more
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Q2. What made you interested in financial banking?
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I have always been fascinated by the intricate workings of the financial banking industry.
• I am drawn to the complexity and challenges of analyzing financial data.

• I find the impact of financial decisions on businesses and individuals intriguing.

• I enjoy working with numbers and using data to uncover insights and make informed decisions.

• I appreciate the stability and growth opportunities that the financial banking sector ...read more
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Q1. Related to Factiva news run and negative news
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Q2. Question related to CAPIQ
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Q1. Basic questions related to resume
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Q2. Technical questions related to language you known
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Q1. Types of garbage collectors
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Q1. Salary negotiation
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Round duration - 45 Minutes
Round difficulty - Easy

The interviewer was friendly. Explained the question well. Allowed to use any preferred platform to write code.

Q1. 
Best Time to Buy and Sell Stock Problem Statement
Given an array prices representing the prices of a stock where each element indicates the price at a given minute, determine the maximum profit you can ac...read more
Ans. 
Find the maximum profit by buying and selling a stock once based on given prices.
• Iterate through the prices array and keep track of the minimum price seen so far and the maximum profit achievable.

• Calculate the profit by subtracting the current price from the minimum price and update the maximum profit if needed.

• Return the maximum profit, ensuring it is not negative.

• Example: prices = [2, 100, 150, 120], Buy at 2, sell a...read more
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Round duration - 60 Minutes
Round difficulty - Medium

Q1. 
Dance Team Pairing Challenge
Imagine you are helping Ninja, a dance coach, who needs to form dance pairs from the available boys and girls in a studio. Given the number of boys N, the number of girls M, a...read more
Ans. 
The challenge involves forming dance pairs from available boys and girls based on potential pairings to maximize the number of pairs.
• Parse the input to get the number of test cases, boys, girls, and potential pairings.

• Iterate through the potential pairings and form pairs based on the given indexes.

• Output '1' if a set of maximum possible pairs is returned, else output '0'.

• There can be multiple valid configurations of pa...read more
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Q2. What is the difference between multiprocessing and multithreading?
Ans. 
Multiprocessing involves multiple processes running concurrently, while multithreading involves multiple threads within a single process.
• Multiprocessing utilizes multiple processes to execute tasks simultaneously.

• Multithreading involves multiple threads within a single process sharing the same memory space.

• Multiprocessing is typically used for CPU-bound tasks, while multithreading is more suitable for I/O-bound tasks.

• E...read more
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Round duration - 60 Minutes
Round difficulty - Hard

Q1. Can you describe the classes and functions involved in the design of a system like Splitwise?
Ans. 
Splitwise is a system for managing shared expenses among groups of people.
• Classes: User, Expense, Group

• Functions: addExpense(), settleUp(), calculateBalance()
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Round duration - 60 Minutes
Round difficulty - Hard