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Interview questions
What are your salary expectations for this role?
Where do you see yourself in your career five years from now?
Briefly introduce yourself and walk us through your journey as a Data Engineer so far.
Can you explain the difference between OLTP and OLAP?
Explain the concept of ACID properties in the context of databases.
Explain the difference between INNER JOIN, LEFT JOIN, RIGHT JOIN, and FULL JOIN.
How do you handle NULL values in SQL? Mention functions like COALESCE and NULLIF.
What is a Common Table Expression (CTE), and when would you use it?
Get the complete 1,800+ question library with detailed, expert-level answers covering SQL, Spark, System Design, Python, Cloud, and Behavioral topics.