Big Data Unit 4 Explained | AKTU BTech 3rd Year KOE 097 with Notes

notes i will upload on my telegram channel after 10k views .
Big Data Unit 4 Explained | AKTU BTech 3rd Year KOE 097 with Notes

Unit 4: Big Data – Hadoop Ecosystem, YARN, NoSQL, Spark & Scala | AKTU | KOE 097 | BTech 3rd Year
In this video, we decode the entire Unit 4 syllabus of Big Data (KOE 097) from AKTU — covering Hadoop 2.0 features, YARN architecture, NoSQL databases (MongoDB), Spark, and Scala — with handwritten notes for revision 📝

This lecture is essential for BTech CSE 3rd Year students preparing for AKTU exams or understanding key Big Data tools and programming concepts!
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💡 Topics Covered:

Hadoop Ecosystem, YARN & MRv2

Hadoop 2.0 Features: NameNode HA, HDFS Federation

MongoDB: Data Types, Indexing, Queries

Apache Spark: Jobs, Stages, RDDs, Spark on YARN

Scala Basics: Classes, Objects, Functions, Inheritance

🧠 Bonus: Free notes download for faster revision!

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