What is ETL? Tell us about indexes
Big Data Engineer Interview Questions
898 big data engineer interview questions shared by candidates
### SQL Interview Scenarios **1. Finding Duplicate Records** **2. Running Total Calculation** **3. Aggregations with ROLLUP** **4. Handling NULL Values in Aggregations**
why do you want to work at google
Algorithmic/time complexity - Given two arbitrarily large lists (L1 and L2) of integers, +ve and -ve, and a random integer k, write an algorithm to find pairs (a,b) such that a+b=k for all a in L1, b in L2
Any challenge that you have faced while handling big data in a company
What is big data, map reduce and data lake
What is the Use of pipe (|) in Unix
windowns function within the windows function
they began with my resume
One thing they asked was about distributed systems.
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