Larsen & Toubro Group Data Engineer Interview Questions and Answers

Aptitude on basic topics

Q1. Explain about your project
Ans. 
Developed a data pipeline to ingest, clean, and analyze customer feedback data for a retail company.
• Used Apache Kafka for real-time data ingestion

• Implemented data cleaning and transformation using Apache Spark

• Utilized machine learning models to analyze sentiment and trends in customer feedback

• Visualized insights using Tableau for easy interpretation
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Q1. Some good questions as per the technical requirements
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Q1. Typical hr related questions
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Q1. List, tuple Decorators
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Q2. What is the process for removing duplicates from a list?
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Basic math questions

Q1. Questions about oops concept
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Q2. What is function overloading and function overriding
Ans. 
Function overloading is having multiple functions with the same name but different parameters. Function overriding is redefining a base class function in a derived class.
• Function overloading allows multiple functions with the same name but different parameters.

• Function overriding involves redefining a base class function in a derived class with the same name and parameters.

• Example of function overloading: void print(in...read more
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Twenty questions on verbal and quantitative aptitude, as well as logical reasoning.

Q1. Tell me about yourself,why should we hire you
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Q2. How do you approach and overcome challenges?
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Q1. Do you have any experience
Ans. 4 yeas experience in data entry operator & 3 yeas experience in accountent
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Q2. What the qualification
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Q3. Were you do work in previous company
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