What are the prerequisites for learning Hadoop & big data?

1
What are the prerequisites for learning Hadoop
big data?

• Many of the students ask this question on
  different platforms. So, in this article I would
  like to brief all the students about this topic.

2
Is Java Needed to Know for Hadoop?

• Among those questions asked by potential
  Hadoopers is if Java is a necessity to learn
  Hadoop. The majority of the students exhibit some
  sort of disappointment if they ask this question
  they believe not understanding Java for a limit
  and they may need to overlook a fantastic career
  opportunity. But with all the expertise on a lot
  of jobs and coaching, we could say that it's
  among the greatest myth that a man or woman who
  doesn't understand Java can't learn Hadoop.

3
What's precise use of hadoop?

• The Apache Hadoop program library is a framework
  which permits the distributed processing and
  storage of large data collections around clusters
  of computers utilizing easy programming models.

4
Is it required to understand java for studying
Hadoop?

• Not mandatory. However, you're taking a look at
  optimisation of your own Profile, then Java
  provides that versatility.

5
Alternatives If You're not interested in Java

• It's encouraged for individuals, who are
  specialists in scripting languages such as
  Python.
• It's Suggested for individuals, who are
  specialists in SQL programming because syntax is
  similar to SQL
• PIG along with HIVE hides sophistication of
  Mapreduce Jobs for programmers. They provide
  greater degree of abstraction to offer solution
  to business issues.
• PIG along with HIVE, equally translates
  scripts/queries into a streak of Mapreduce jobs.
  On the performance front, they aren't efficient
  in contrast to classic Mapreduce jobs implemented
  in java.
• Also Read WHAT IS BIGDATA AND HADOOP ECOSYSTEM?

6
How much Java is vital for Hadoop?

• If you would like to learn Java just for Hadoop
  then below are some listing of subject you need
  to know
• 1) Fundamental of Core Java - Variables, Courses,
  Functions, Inheritance, Package, Handling, Error,
  Flow Controls, Arrays, API.
• 3) Some helpful chain function //Useful for
  information filter Types and Common ArrayList,
  Hashtable, etc.
• Learn big Data Hadoop by taking Hadoop Training
  in Delhi from Madrid Software Trainings.