Interview questions · easy
What are traits in Scala, and how are they different from classes?
How do you handle team coordination and deadlines in complex projects?
Data Factory vs. Databricks: When to use which?
Provide an example of a critical decision you made in a project and its impact.
Discuss how you handled null values or unstructured data in your previous projects.
Cache() vs Persist(): Explain the difference and use cases for caching and persisting data in Spark with memory levels.
Describe the cluster configuration used in your project, including memory allocation, number of nodes, and executor/driver settings.
Discuss the process of moving files in Databricks File System (DBFS).
Which Spark version are you using in your project, and why did you choose it?
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