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Big Data Intern Interview Questions
1,784 big data intern interview questions shared by candidates
Walk me through a time you had to migrate a legacy on-prem system to the cloud. What were the biggest challenges?
How do you Handle skewness, a coding exercise in spark, questions of partitionby , repartition, shuffle and sort, catalyst optimizer?
How was your Past jobs experience?
Overlapping Intervals and Second appearance of every character in a String
Times X{open, close} , Y{open, close} rec_type, status, time x1, open, 930 x1, close 1030 x2, open, 1035 y1, open, 1040 y2, open, 1041 x2, close, 1100 x3, open, 1110 x3, close, 1115 y1, close, 1120 y2, close, 1121 |---x1, open, 930 |---x1, close 1030 |-----x2, open, 1035 | y1, open, 1040----| | y2, open, 1041 ---+---| |-----x2, close, 1100 | | |---x3, open, 1110 | | |---x3, close, 1115 | | y1, close, 1120---| | y2, close, 1121-------| Find the pairs of x-type and y-type where they have any time overlap between them.
Typical interview questions, nothing that one would not expect.
1-SQL output of different joins.
About my background and follow up questions
Also asked about previous project and some specification of those.
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