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Big Data Consultant Interview Questions
1,784 big data consultant interview questions shared by candidates
Typically medium-hard level algorithmic tasks from leetcode on a random subject
Develop a code for stock trades matching algorithm.
How do you count number of elements in a spark Sequence, how can you avoid data being called twice due to lazy,evaluation Aggregate vs reduce by when to use what
Sql queries,
1. Tell me about your self 2. what is AI and ML 3. what is data science and data engineer 4. pyspark question 5.python coding 6. sql questions
Technology related mid difficulty range.
what happens if I make class constructor private?
What is thr architecture of spark?
Data Skew en Spark? Coût AWS pour les services? Redshift Vacuum?
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