Hadoop Interview Questions and Answers - Big Data Interview

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Learn most important Hadoop Interview Questions and Answers, asked at every interview. These Interview questions will be useful to all entry level candidates, beginners, interns and experienced candidates interviewing for the role of Hadoop Tester, Hadoop Analyst, Hadoop Developer, Hadoop Admin, Hadoop Expert, Data Scientists, Big Data Engineer etc.
The examples and sample answers with each question will make it easier for candidates to understand these conceptual, general and technical interview questions.

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0:00 Introduction
0:44 What is Big Data?
3:28 Apache Hadoop and its features.
5:04 Core components of Hadoop.
6:36 What is Hadoop Cluster?
7:19 Master Node.
8:45 RDBMS vs Hadoop
10:44 Distributed cache and its advantages...
12:37 Purpose of Record Reader.
12:56 How JobTracker schedules a task?
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