Spark basics,Hive analytical functions, window functions, pivoting columns
Big Data Engineer Interview Questions
1,784 big data engineer interview questions shared by candidates
Spark, Hive, Hadoop questions
Why work in data engineering?
What have you done with hive?
what is your salary expectation
SQL scenario based questions query writing. And scenario based spark questions.
Q: Explain DDL and DML. Q: What is the difference between vertical and horizontal scaling? Q: Are you willing to work shift?
If I was able to relocate to their headquarters
First Round Experience He asked me 2 SQL Questions(Questions were based on Join and group byAlso asked to write same code in pyspark) and few basic spark questions like cache and persist, reparation and coalesc, RDD, Dataframe and dataset difference. I cleared first round and HR again scheduled second round Second Round: 2 SQL questions which was based on joins and union, union and union all difference, RDD vs Dataframe vs Dataset, Repartition and coalesce,Spark Architecture, Hive and other project related and basic questions. I cleared second round as well then HR scheduled next round which is HR round. HR round: Introduce yourself, What I know about Impetus, Why changing job and walked me through company info and CTC breakdown. She has some budget constraints or approval constraints so not sure why they called and conducted this whole process.
Sobre la carrera y disponibilidad
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