Interview questions
Preparing for a data engineering interview at Hexaware? This page contains 5 real interview questions sourced from verified Hexaware interview experiences. Questions are sorted by frequency — the ones asked most often appear first.
Hexaware data engineering interviews typically focus on Spark/Big Data, General/Other, and Cloud/Tools. There's a solid mix of fundamental and advanced questions, making it accessible for candidates at multiple experience levels.
Use the difficulty filters above to focus your preparation. For each question, attempt your own answer first, then compare with our expert solution. You can also practice these questions in our AI Mock Interview Coach for real-time feedback.
What is the difference between SparkSession and SparkContext in Spark?
How do you copy all files from one source path to target in ADF?
How do you run one notebook in another notebook?
How do you see files before update (history records/versioning)?
Explain SCD1 and SCD2 in Databricks PySpark with examples.
Type or paste your answer to any of these questions and our AI Coach scores it, highlights gaps, and rewrites it at FAANG quality. Free to try.
The Data Engineering Interview Answer Vault bundles 750+ reviewed answers into 7 focused PDF volumes — SQL, Spark, Python, System Design, Cloud, Behavioral, and Data Modeling. Study on any device, no subscription required.
800+ hands-on courses — Grokking System Design, Coding Patterns, and AI mock interviews for your DE loop.
Turn any topic or your own notes into an interactive, personalized course in 60 seconds.
The book that gets data engineers through system-design rounds. Essential reading.
Some links below are affiliate links. If you buy through them we may earn a small commission at no extra cost to you — it helps keep DataEngPrep free.