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Big Data Developer Interview Questions
275 big data developer interview questions shared by candidates
If you had 4 days to complete a task but it was reduced to 2 days what would you do.
Three Rounds: First : - Technical Interview : - Happened for 40 mins around. Asked questions regarding the technologies you've worked on. Second : - Coding round. They gave a scenarios and asked to code in all four big data applications - Mapreduce, Hive, Spark, and Pig (i didn't attempt pig code since i was running out of time). They ignored syntactical errors. Only approach is what they looked for. Third Round: - Technical interview. It went for over 1 hour 40 mins. He asked all the scenarios based question. He was happy with my answers. After that i was told that i was being selected and called for salary discussion and agreed on some package. And surprisingly i received package which was way too less than what we agreed for. *So interview experience was good but Worst HR process*
Some LC easy questions about arrays. SQL & data modeling skill assessments
What is overloading/ overriding
Several questions about functional programming.
1) What do you know about Scala and Functional programming. 2) What's your understanding of Big Data.
- What is an exception in software?
2. Explain Mapreduce concepts , Write a map reduce program for word count and explain the process.
1. Explain topics on Classes on java, Multi threading, concepts on multi threading, synchronized methods.
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