Interview questions: Amazon link TCS Interview: 1) How you handle duplicates in hive table? 2) What is map side join and what is SMB join? 3) Why we use splitby? 4) How to import/view only schema using sqoop? 5) Diff b/n reduceByKey and groupByKey? 6) Broadcast variables and accumulators? 7) How to add new column to DF? 8) Diff b/n lineage and DAG? 9) Spark job submission command? Round-2: 1) Singleton scala object? 2) Higher order function in scala? 3) How to load data from file having multiple delimiters? 4) Compare orc and parquet 5) DAG and lineage difference? 6) Difference b/n rdd, Df and ds 7) How DS is created from DF and how rdd is converted to DF? Accenture interview: 1) Explain Ur project. 2) How u do incremental import for updating tables in Ur project? 3) DAG and lineage difference. 4) reduceByKey functioning? 5) Spark Architecture. 6) How u export jar in Ur project and what spark libraries u use for creatin...
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