Free Hadoop Course

Introduction to Hadoop

star 4.61  Beginner level 6.75 learning hrs 14.6K+ Learners

Enroll In Online Hadoop free course and get a completion certificate. Plus, access over 1,000 additional free courses with certificates—just sign up for free!

Instructor:

Mr. Raghu Raman A V

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About this course

Data is everywhere. People upload videos, take pictures, use several apps on their phones, search the web, and more. Machines, too, are generating and keeping more and more data. Existing tools are incapable of processing such large data sets. In general, Hadoop and large-scale distributed data processing are rapidly becoming an essential skill set for many programmers. This Hadoop online training will introduce you to Hadoop in terms of distributed systems as well as data processing systems. Hadoop is an open-source framework for writing and running distributed applications that process large amounts of data. 

With this Big Data Hadoop online training, you will get an overview of the MapReduce programming model using a simple word counting mechanism along with existing tools that highlight the challenges around processing data at a large scale. Dig deeper and implement this example using Hadoop to gain a deeper appreciation of its simplicity.

A few among India’s highest-rated universities, such as PES University and SRM Institute of Science and Technology, have established a collaboration with Great Learning to provide learners with the best Data Science Master’s Degree Programs. Check here to view more information about the best data science courses and secure a Master’s Degree Certification from these well-esteemed universities post completion of the top Data Science course. Our faculty and mentors are highly experienced professionals in Data Science so that we can provide learners with world-class Data Science training and guide them in becoming successful data scientists in their careers.

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Course outline

Introduction to Big Data / Hadoop

Hadoop distributed file system (HDFS)

Intro to ETL

Distributed computing

Map-Reduce abstraction

Programming MapReduce jobs

Introduction to Oozie and HDFS processing

Hadoop cluster and eco system

Input/Output formats and conversion between different formats

MapReduce features

Troubleshooting MapReduce jobs

YARN (Hadoop2.0)

Get access to the complete curriculum once you enroll in the course

Introduction to Hadoop

rating icon 4.61

6.75 Hours

Beginner

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14.6K+ learners enrolled so far

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Master in-demand skills & tools

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Learner reviews of the Free Courses

4.61
74%
19%
5%
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2%
Reviewer Profile
Esha Hayat

5.0

“ Hadoop File System: HDFS Basics and Usage”
HDFS (Hadoop Distributed File System) is a storage system for big data, designed to handle vast datasets across distributed clusters. It divides files into large blocks, stores them across multiple nodes, and uses replication for fault tolerance. Key components include the NameNode, DataNode, and Secondary NameNode for data management.
Reviewer Profile

5.0

Country Flag India
“I HAVE LEARNED ANALYTICAL SKILLS IN BIG DATA.I THINK TIS WAS MUCH USEFU WHEN WE ADD IT OUR RESUME”
The Big Data Analytics course from Great Learning offers an in-depth exploration of the key concepts, tools, and techniques used to analyze large datasets. The course covers topics such as data preprocessing, data mining, machine learning, and the use of popular big data technologies like Hadoop, Spark, and NoSQL databases. Through hands-on projects and real-world case studies, learners gain practical experience in analyzing unstructured and structured data, which is essential for making data-driven decisions in various industries.
Reviewer Profile

5.0

Country Flag India
“My Experience with the Online Hadoop Course”
The course was well-structured, consisting of several modules that progressively built on each other. It began with the basics of big data and the need for distributed computing, followed by an in-depth exploration of Hadoop's core components, including HDFS (Hadoop Distributed File System) and MapReduce.
Reviewer Profile

5.0

Country Flag India
“"The shuffle phase in Hadoop MapReduce is crucial for effective data processing. ”
"I found the shuffle process in Hadoop MapReduce to be a vital component of how data is managed and processed. It neatly organizes the mapper outputs, ensuring they reach the right reducers, which enhances performance. Understanding this phase has greatly improved my grasp of how MapReduce achieves scalability and efficiency in big data applications."
Reviewer Profile

5.0

Country Flag India
“Comprehensive Introduction to Big Data with Hadoop”
I appreciated the course's clear and structured approach, which made complex concepts in Hadoop accessible and easy to understand. The hands-on exercises and real-world examples helped solidify my understanding, making it an engaging and practical learning experience. The instructors were knowledgeable, and the platform's user-friendly interface added to the overall positive experience.
Reviewer Profile

5.0

Country Flag India
“Gained hands-on skills in data analysis, strengthened problem-solving abilities, and enhanced understanding of real-world applications through practical projects.”
Through this certification, I deepened my understanding of key concepts and developed practical skills in data analysis, programming, and problem-solving. I worked on hands-on projects, applying theoretical knowledge to real-world scenarios, which helped me bridge the gap between classroom learning and industry practices. This experience also enhanced my confidence in handling complex data tasks and strengthened my analytical thinking.
Reviewer Profile

5.0

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“MyGreat Learning offered an engaging, hands-on experience with expert-led courses, real-world projects, and personalized mentorship. The practical assignments and”
MyGreat Learning provided a comprehensive, hands-on learning experience with a blend of theory and real-world applications. The courses were designed by industry experts, featuring interactive sessions, practical assignments, and personalized mentorship. This enabled me to develop in-demand skills, gain confidence, and accelerate my career growth effectively.MyGreat Learning offered a transformative experience, combining expert-led courses with hands-on projects. The interactive learning platform fostered deep understanding.
Reviewer Profile

5.0

Country Flag India
“This course was engaging and well-structured, with clear explanations and practical examples that helped deepen my understanding. ”
This course was engaging and well-structured, with clear explanations and practical examples that helped deepen my understanding. The instructor was knowledgeable and responsive, making complex topics accessible
Reviewer Profile

5.0

Country Flag India
“COURSE WAS GOOD AND UNDER STANDABLE”
Course was good enough and under standble and the was understanding
Reviewer Profile

5.0

Country Flag India
“Introduction to Hadoop: Best with Intro Concepts”
I really enjoyed learning with this great learning platform. It brings more knowledge with real-time examples. It has diverse materials and resources for learning. The learning process was theoretical understanding.

What our learners enjoyed the most

Our course instructor

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Mr. Raghu Raman A V

Adjunct Faculty (Big Data, Machine Learning and AWS)

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18.8K+ Learners
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3 Courses

Raghu is a Big Data and AWS expert with over a decade of training and consulting experience in AWS, Apache Hadoop Ecosystem including Apache Spark.

He has worked with global customers like IBM, Capgemini, HCL, Wipro to name a few as well as Bay Area startups in the US.

Frequently Asked Questions

Will I receive a certificate upon completing this free course?

Yes, upon successful completion of the course and payment of the certificate fee, you will receive a completion certificate that you can add to your resume.

Is this course free?

Yes, you may enroll in the course and access the course content for free. However, if you wish to obtain a certificate upon completion, a non-refundable fee is applicable.

Will I get a certificate after completing this Hadoop free course?

Yes, you will get a certificate of completion for Hadoop after completing all the modules and cracking the assessment. The assessment tests your knowledge of the subject and badges your skills.

How much does this Hadoop course cost?

It is an entirely free course from Great Learning Academy. Anyone interested in learning the basics of Hadoop can get started with this course.

Is there any limit on how many times I can take this free course?

Once you enroll in the Hadoop course, you have lifetime access to it. So, you can log in anytime and learn it for free online.

Can I sign up for multiple courses from Great Learning Academy at the same time?

Yes, you can enroll in as many courses as you want from Great Learning Academy. There is no limit to the number of courses you can enroll in at once, but since the courses offered by Great Learning Academy are free, we suggest you learn one by one to get the best out of the subject.

Why choose Great Learning Academy for this free Hadoop course?

Great Learning Academy provides this Hadoop course for free online. The course is self-paced and helps you understand various topics that fall under the subject with solved problems and demonstrated examples. The course is carefully designed, keeping in mind to cater to both beginners and professionals, and is delivered by subject experts. Great Learning is a global ed-tech platform dedicated to developing competent professionals. Great Learning Academy is an initiative by Great Learning that offers in-demand free online courses to help people advance in their jobs. More than 5 million learners from 140 countries have benefited from Great Learning Academy's free online courses with certificates. It is a one-stop place for all of a learner's goals.

What are the steps to enroll in this Hadoop course?

Enrolling in any of the Great Learning Academy’s courses is just one step process. Sign-up for the course, you are interested in learning through your E-mail ID and start learning them for free online.

Will I have lifetime access to this free Hadoop course?

Yes, once you enroll in the course, you will have lifetime access, where you can log in and learn whenever you want to. 

What is meant by Hadoop?

Hadoop is an open-source framework for processing, storing, and analyzing massive amounts of distributed unstructured data. It is created to scale up from one server to thousands of machines with a high degree of fault tolerance. Its goal is to scan large data set to produce results through distributing and highly scalable batch processing systems. 

Does Hadoop use SQL?

While working with Pig or Hive Hadoop uses SQL because Hadoop Hive is to process to structure and semi-structured data in the form of SQL queries.

Is Hadoop an Operating System?

Hadoop is not an operating system, it is a collection of open-source software utilities which facilitate using a network of so many computers to solve problems consisting of a large amount of data and computation. But Hadoop is going to behave, look and feel like an OS for data centers running cloud applications. 

How does Hadoop work?

Hadoop distributed processing for large sets of data over the cluster of commodity servers and works on different machines at the same time. To process different kinds of data, the client provides data and programs to Hadoop. HDFS stores the data, while Mapreduce processes the data and Yarn, Split the task. 

Can I learn Hadoop for free?

Yes, you can enroll in this course and learn for free

How can I get a free Hadoop certificate?

After completion of this course, you will get a course certificate from Great Learning which you can share on your  Linkedin profile, on CVs, and other documents.

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