Very interesting technical questions with the Cognizant manager and CS client, average difficulty about Linux, Certificated, bash, Oracle and BigData like variable substitution, how to connect to remote host and such what is the Oracle DB schema, how to unlock user on table what are the certificates and usage
HIVE compression technique Oozie SPARK dataframes architecture and working
One question was minimum fountains to cover garden, the other was find max difference between ints in an array.
Nei test venivano richieste capacità base e avanzate del ruolo per il quale mi ero candidat*
Unas preguntas sobre la prueba tecnica que te envian que consistia en un proceso ETL y una visualizacion de los datos
Many other questions on hdfs, MR, yarn, pig, zookeeper, spark, memory management, yarn, 3-4 scala programming questions.
Spark in depth architecture with memory management
Project flow with in-depth architecture of all hadoop components
Soft and some hard skills to test
How does GROUP BY work?
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