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Big Data Engineer Interview Questions
1,228 big data engineer interview questions shared by candidates
Coin change problem Left view of tree Theatre UI
basic SQL and things like that
spark Architecture what is spark optimization technique
Questions were very detailed, very low level and interesting
Internal working of Spark especially joins, shuffles, etc. Differences between RDD, dataframe, dataset.
Window function, aggregation sql and data modelling
Hadoop Architecture HDFS Commands Hive Partitioning
Basic questions related to big data but in depth like working of components i.e.what is namenode and if the replication factor is 3 how will you figure out what is happening inside the hdfs when you are trying to write something in hdfs etc.
Coding: Sqoop Job to import data into table Streaming data to Kafka and spark to read and replicate data to hive and exposing it using impala Several Linux questions
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