Data Engineer Interview Questions

20,177 data engineer interview questions shared by candidates

Round 1: Coding test (2 python program and 1 sql query) Round 2: My current expertise and relevant questions on Data Engineering and Data Science. Round 3: Data Engineering essentials, python code to write, sql query to write, DBA concepts, data warehousing etc. Round 4: Multiple Python psuedo codes, sql queries followed by tech questions and scenario based questions Round 5: Just to reject this was conducted.
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Data Engineer

Interviewed at Cisco

4.1
Jul 8, 2022

Round 1: Coding test (2 python program and 1 sql query) Round 2: My current expertise and relevant questions on Data Engineering and Data Science. Round 3: Data Engineering essentials, python code to write, sql query to write, DBA concepts, data warehousing etc. Round 4: Multiple Python psuedo codes, sql queries followed by tech questions and scenario based questions Round 5: Just to reject this was conducted.

There were 6 Pre-Qualify Questions; the 6th one was over my head and I didn't even write it down. 1. What is Spanning Tree? 2. What is IEE 802.1Q and what is it used for? 3. What is multicast? 4. From a SAN perspective, why is zoning typically implemented? 5. In a Linux Server environment, where is the log file directory located?
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Data Center Customer Support Engineer

Interviewed at Cisco

4.1
Oct 29, 2015

There were 6 Pre-Qualify Questions; the 6th one was over my head and I didn't even write it down. 1. What is Spanning Tree? 2. What is IEE 802.1Q and what is it used for? 3. What is multicast? 4. From a SAN perspective, why is zoning typically implemented? 5. In a Linux Server environment, where is the log file directory located?

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