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Celebal Technologies Big Data Engineer Interview Questions and Answers
Celebal Technologies Big Data Engineer Interview Experiences
2 interviews found
Anonymous
Selected
I applied via Job Fair and was interviewed in Jul 2023. There were 2 interview rounds.
(1 Question)
- Q1. Most questions were from Project, how do you handle incremental pipelines, basic pyspark questions on optimisation , python coding question from DSA(medium level) , Sql view ,CTE, Window funxlctions , proc...
(1 Question)
- Q1. Most questions on technologies mentioned in resume, pyspark, sql , database, hadoop, spark, what are optimisation techniques in spark, what id DAG , hadoop architecture, spark architecture, Questions on Hi...
Interview Preparation Tips
- Big Data
- Hadoop
- Spark
- Python
- SQL
- Azure
- Databricks
I applied via campus placement at GLS Institute of Computer Applications, Ahmedabad and was interviewed in May 2021. There were 4 interview rounds.
Interview Questionnaire
1 Question
- Q1. Basics about python, data structures in python, sql basics
Interview Preparation Tips
Interview questions from similar companies
Big Data Engineer Interview Questions & Answers
R Systems International
Naveen Kumar
posted on 8 Aug 2022
I applied via Campus Placement and was interviewed before Aug 2021. There were 5 interview rounds.
It was not that tough, basic aptitude and reasoning questions.
There were 3 questing and 1.5 hours
(1 Question)
- Q1. It was just a telephonic round and was meant to get some basic detail of you.
(1 Question)
- Q1. The technical interview was revolving around technical as well as logical and aptitude testing, good to have knowledge of current affairs.
(1 Question)
- Q1. Last was the managerial round, it wasn't to test me knowledge, it was to check what are the fields that interests me and what are the projects I made and an overview of it.
Interview Preparation Tips
Selected
I applied via Naukri.com and was interviewed in Dec 2024. There were 2 interview rounds.
(2 Questions)
- Q1. On Project from resume
- Q2. GenAI basics
(2 Questions)
- Q1. RAG, LLM, Azure OpenAI
- Q2. Python questions
Interview Preparation Tips
- genai
- Python
- Llm
I applied via Naukri.com and was interviewed in Dec 2024. There were 2 interview rounds.
It was well designed
(2 Questions)
- Q1. Basic Questions about data warehousing
- Q2. Dbt Scenarios
Interview Preparation Tips
Sandeep Singh
Selected
SQL+CODING QUESTIONS
(2 Questions)
- Q1. CODING QUESTION YOU NEEDED TO TELL YOUR APPROACH AND CODE THEN
- Q2. SQL QUESTIONS - THEORY + PREDICTING OUTPUT
(2 Questions)
- Q1. DSA + MANAGERIAL ROUND
- Q2. HR QUESTIONS ABOUT YOUR FUTURE
Interview Preparation Tips
- SQL
Selected
I applied via Approached by Company and was interviewed in Nov 2024. There were 3 interview rounds.
(1 Question)
- Q1. Basicn details to check for qualifications
(1 Question)
- Q1. About my projects
(1 Question)
- Q1. More details about ML models
(2 Questions)
- Q1. Cache vs persist
- Ans.
Cache is used for temporary storage of data in memory, while persist is used for saving data to disk for long-term storage.
Cache is typically faster as it stores data in memory for quick access.
Persist saves data to disk for durability and long-term storage.
Cache is often used for temporary data that can be recomputed if lost, while persist is used for important data that needs to be retained.
Examples: Using cache for ...
- Q2. Broadcast join and other optimization techniques
(4 Questions)
- Q1. Sql window function
- Q2. Spark architecture, dataframe vs rdd
- Q3. Python reverse sentence
- Ans.
Reverse a sentence using Python
Split the sentence into words using split() method
Reverse the list of words using list slicing
Join the reversed list of words back into a sentence using join() method
- Q4. Join based on nulls in sql
Skills evaluated in this interview
Tarun
Selected
I applied via Referral and was interviewed in Nov 2024. There were 2 interview rounds.
(2 Questions)
- Q1. Tell me about your self?
- Q2. What technology & tools u know ? And basic questions regarding that topics ?
(2 Questions)
- Q1. Job culture and job responsibilities ?
- Q2. Some questions on an analytical tools like power BI ?
I applied via Naukri.com and was interviewed in Dec 2024. There was 1 interview round.
(1 Question)
- Q1. About the project and technical aspect
Celebal Technologies Interview FAQs
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Celebal Technologies Interviews By Designations
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Celebal Technologies Big Data Engineer Reviews and Ratings
based on 2 reviews
Rating in categories
|
Data Engineer
361
salaries
|  ₹4 L/yr - ₹11 L/yr |
|
Associate
238
salaries
| ₹4 L/yr - ₹10 L/yr |
|
Associate Consultant
155
salaries
| ₹5 L/yr - ₹15 L/yr |
|
Associate Data Engineer
155
salaries
| ₹2.5 L/yr - ₹11 L/yr |
|
Data Scientist
134
salaries
| ₹3.6 L/yr - ₹13.8 L/yr |
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