Data Interview Questions

132,929 data interview questions shared by candidates

What's COPPA? What's UUID/idfa/VAST tag? What's confidence interval? What's t-test? What is this SQL query doing? Give me an example that you promised to finish a task by a certain date but you failed to finish it on time.
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BI Data Analyst

Interviewed at Pluto TV

4
Nov 5, 2019

What's COPPA? What's UUID/idfa/VAST tag? What's confidence interval? What's t-test? What is this SQL query doing? Give me an example that you promised to finish a task by a certain date but you failed to finish it on time.

Questions on the video call were technical, but basic. 1. What are ACID properties 2. What are indexes 3. What is the difference between Stored Procedures, Functions and Triggers 4. BASE properties 5. JVM, JRE, JDK and JIT 6. What are common table expressions 7. Difference between throw and throws in java 8. What is the difference between Clustered and non clustered index
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Data Engineer

Interviewed at Viant

2.8
Feb 23, 2018

Questions on the video call were technical, but basic. 1. What are ACID properties 2. What are indexes 3. What is the difference between Stored Procedures, Functions and Triggers 4. BASE properties 5. JVM, JRE, JDK and JIT 6. What are common table expressions 7. Difference between throw and throws in java 8. What is the difference between Clustered and non clustered index

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