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Is core or advance Java required for Hadoop?

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Big Data Architect

Just the fundamentals of Java will do the job. Please reach for more details.
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Hadoop, BigData, Python, Data Science, Spark, Scala, R

Minimum Core-Java is required, now a days, all companies are using Spark with Scala or Python, it would be great if you know at-least Core Java knowledge to understand Functional Languages as well.
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Trainer

It is good if you have programming skills and mainly in JAVA for hadoop development. But it is not mandatory. Hadoop basically consists of two components i.e. HDFS & Map Reduce. HDFS for storing data and Map Reduce for processing data. And Map Reduce is based on JAVA. Apart from Map Reduce there are... read more
It is good if you have programming skills and mainly in JAVA for hadoop development. But it is not mandatory. Hadoop basically consists of two components i.e. HDFS & Map Reduce. HDFS for storing data and Map Reduce for processing data. And Map Reduce is based on JAVA. Apart from Map Reduce there are number of hadoop eco system through which we can process data like PIG, HIVE, Hbase, SQOOP etc read less
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Trained in Hadoop ecosystem tools.

Mainly core java
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