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Tata Technologies
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Tata Technologies Data Engineer Interview Questions and Answers
Tata Technologies Data Engineer Interview Experiences
2 interviews found
dhiraj p
Selected
(2 Questions)
- Q1. ETL Process/ python technical and pyspark technical interview question.
- Q2. Difference between broadcast variable and and global variable in pyspark
- Ans.
Broadcast variables are used to efficiently distribute large read-only data to all worker nodes, while global variables are shared across all tasks in a Spark job.
Broadcast variables are used for distributing large read-only data efficiently to all worker nodes.
Global variables are shared across all tasks in a Spark job.
Broadcast variables are used for caching data that is reused across multiple stages of a job.
Global ...
(1 Question)
- Q1. Salary negotiation
Interview Preparation Tips
Anonymous
Aptitude on basic topics
(1 Question)
- 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
Interview questions from similar companies
I was interviewed before Sep 2020.
(1 Question)
Round duration - 140 minutes
Round difficulty - Medium
Test timing was at 2:00 pm , it was conducted in a college and the environment was good for the test. Camera was a primary part of test, so no suspicious activity.
- Q1.
Sum of Two Numbers Represented as Arrays
Given two numbers in the form of two arrays where each element of the array represents a digit, calculate the sum of these two numbers and return this sum as an ar...
- Ans.
Given two numbers represented as arrays, calculate their sum and return the result as an array.
Iterate through the arrays from right to left, adding digits and carrying over if necessary
Handle cases where one array is longer than the other by considering the remaining digits
Ensure the final sum array does not have any leading zeros
Round duration - 20 minutes
Round difficulty - Easy
The round was conducted at around 12 p.m. I was called at the college location and then it was conducted. The interviewer was quite polite and frank.
Round duration - 8 minutes
Round difficulty - Easy
This round was conducted right after finishing and clearing the technical round at the same place and on the same day.
Interview Preparation Tips
Tip 1 : Practice atleast 2-3 Coding problems daily so your logic building becomes stronger.
Tip 2 : Exercise problems based on OOPS concepts and others too.
Tip 3 : If you can have your own project built, then it's the major point and will act as a plus point.
Tip 1 : Your resume should be in standard form, short and simple will be more effective.
Tip 2 : Whatever you have learned, you need to mention it in your resume as that will be your primary source of selection and having project on your resume is important.
Skills evaluated in this interview
I applied via Campus Placement and was interviewed before Aug 2021. There were 2 interview rounds.
Easy DSA questions and some questions on resume
Interview Preparation Tips
I applied via Naukri.com and was interviewed before Aug 2021. There was 1 interview round.
(1 Question)
- Q1. C language and Java questions
Interview Preparation Tips
I applied via Naukri.com and was interviewed before Mar 2021. There were 3 interview rounds.
(6 Questions)
- Q1. What is your family background?
- Q2. Why should we hire you?
- Q3. Where do you see yourself in 5 years?
- Q4. What are your salary expectations?
- Q5. What are your strengths and weaknesses?
- Q6. Tell me about yourself.
(1 Question)
- Q1. Do you have technical certifications? How many programming languages do you known? How many development tools have you used?
- Ans.
Yes, I have technical certifications and I am proficient in multiple programming languages and development tools.
I have certifications in Java and Python
I am proficient in Java, Python, C++, and JavaScript
I have used development tools such as Eclipse, Visual Studio Code, and PyCharm
Interview Preparation Tips
Move frequently
value your reputation
Get experience at a any company
I applied via Company Website and was interviewed before Jan 2021. There were 2 interview rounds.
(1 Question)
- Q1. Oops based , C# Fundamental , Sql , Jquery , Mvc architecture
(1 Question)
- Q1. ADVANCED QUESTION ON sql ,
Interview Preparation Tips
I applied via Recruitment Consulltant and was interviewed before Feb 2021. There were 2 interview rounds.
(2 Questions)
- Q1. Basics of C++, data structures
- Q2. Basics of geometry and Maths
(1 Question)
- Q1. Advance C++ questions
Interview Preparation Tips
I applied via Walk-in and was interviewed in Dec 2019. There were 4 interview rounds.
Interview Questionnaire
1 Question
- Q1. Tell me about your self
Interview Preparation Tips
I applied via Walk-in and was interviewed before Apr 2021. There were 3 interview rounds.
(1 Question)
- Q1. .Net related technical questions
(3 Questions)
- Q1. Tell me about yourself.
- Q2. What are your strengths and weaknesses?
- Q3. What are your salary expectations?
Interview Preparation Tips
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Tata Technologies Data Engineer Interview Process
based on 3 interviews
Interview experience
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Tata Technologies Data Engineer Reviews and Ratings
based on 2 reviews
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