Meesho Data Engineer 2 Interview Questions and Answers

Quant, LR, puzzles, cat based level 2 questions

Q1. Difference between tuple nd list
Ans. 
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]
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Q2. How will you cut a cake into 8 equal pieces by 3 cuts
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Q1. Walk me through ur cv
Ans. 
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
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Q2. What have learnt from this experience?
Ans. 
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
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Implement your own state management in React and integrate it into a React application.

Q1. Find word with most frequency
Ans. 
Use a hashmap to count the frequency of each word in the array of strings and find the word with the highest frequency.
• Create a hashmap to store the frequency of each word

• Iterate through the array of strings and update the frequency in the hashmap

• Find the word with the highest frequency in the hashmap
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Q2. Spring boot concept
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Q1. Write a rest API which return employee data based on ID.
Ans. 
Create a REST API to retrieve employee data by ID
• Use a GET request to /employees/{id} endpoint

• Query the database for employee data based on the provided ID

• Return the employee data in JSON format
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Hackerrank LeetCode 2 Hard questions and 1 medium

1. PEAK ELEMENT QUESTION.
2. COIN DENOMINATION

SQL query optimisation

Q1. Regular discussion, about job role, why swiggy
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Q1. Js question with code snippets
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Given some ant ui design to reacreate from scretch

Q1. Asked system design for online movie booking plateform
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