Big 4 Data Engineering Interview Questions Part 2: PySpark Functions Explained

Are you preparing for interviews at top consulting firms like Deloitte, PwC, EY, or KPMG? This video is the perfect follow-up to our first guide on cracking data-focused interview rounds! 🚀
In this video, we dive into:
✅ Key PySpark functions-coalesce and withColumn-and their practical applications in data transformation and optimization.
✅ Common interview questions on these functions and how to answer them with confidence.
✅ Real-world examples to demonstrate their use in Big 4 interview scenarios.
✅ Expert tips to present efficient and optimized solutions during technical discussions.
Whether you're aspiring to land a role as a data engineer, data scientist, or analytics consultant, mastering these PySpark concepts will give you an edge in the competitive Big 4 hiring process.
Don't miss out on this opportunity to level up your interview preparation and learn valuable data engineering techniques!
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