all questions related to Data ingesting and transformation
Senior Data Engineer Interview Questions
2,624 senior data engineer interview questions shared by candidates
Db questions, data structures , sql, oops
General behavioral, resume, some technical concepts
What data validation tool do you have experience with.
1. RMDB vs NoSQL DB 2. Why distributed NoSQL DB cannot always support transaction? 3. Level traverse a binary tree in an online white board.
Specific questions revolved around Spark's internal optimisations for SparkSQL and others.
SQL Query Writing: **Table A** Columns: col1 col2 **Table B** Columns: col3 col4 There is no common column to implement the JOIN condition and the Required Output is: col1, col2, col3, col4
SQL Query Writing: **Table EMP** Input Columns: EMPID, DEPID, SAL, DOJ Output Columns: EMPID, DEPID, SAL, DOJ, NEXT_SAL NEXT_SAL can be derived as the salary of immediate next employee in the given records.
Which AWS services you have used (Hands-On)? Tell me one use case and one limitation of AWS Lambda function?
* Code assessment within code interviewing tool with the aim of showing knowledge of best practices such as unit testing. * Open ended question on system architecture
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