Spark RDD Transformation vs Action
Desenvolvedor Hadoop Interview Questions
329 desenvolvedor hadoop interview questions shared by candidates
1. COmplete core java and algorithms even they can ask on linkedlist 2. Hadoop usecase scenarios. Just explain what you know & did 3.Hadoop questions . COmplete technical questions 4. Manager use case schenarios
hadoop ecosystem
Map reduce flow, sqoop import,partition, bucketing ,joins
Tell me about yourself?
They will ask you to explain your project and then will ask questions from that
Hadoop read and write, scenario base questions
Hadoop,Hive and ecosystem , about ptojects and ur role related
Backup and restore of HDF/HDP environments.
Spark: Optimization techniques How do you determine the Spark-Submit options What are the critical issues/failure you recently faced and how did you resolve How to assure the fault tolarance Kafka: What is the cluster size What is ISR How do you assure exactly-once delivery (message) What is the importance of Zookeeper in Kafka Streaming: What is backpressure and what is the use of it How to recover from a failure
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