Big Data and Analytics Unit 4 Notes AKTU (BCDS601)

AKTU · BTECH · Semester 6 · Big Data and Analytics · Unit 4 · Notes

AKTU Big Data and Analytics (BCDS601) Unit 4 notes for B.Tech Semester 6 – Hadoop Ecosystem YARN NoSQL Spark Scala. Topics: Hadoop Ecosystem and YARN, NoSQL…

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Unit 4: Hadoop Ecosystem YARN NoSQL Spark Scala – AKTU syllabus topics

  • Hadoop Ecosystem and YARN: Schedulers Fair and Capacity, Hadoop 2.0 New Features, YARN Architecture and MRv2
  • NoSQL Databases: Introduction to NoSQL
  • MongoDB: MongoDB CRUD Operations, MongoDB Querying and Indexing
  • Apache Spark: Resilient Distributed Datasets, Spark Job Run on YARN
  • Scala Programming: Scala Basics Classes and Objects, Functions Closures and Inheritance

Most asked AKTU PYQ questions from Unit 4

  1. Q1i. List down the entity of YARN. (2 marks, 2017-18)
  2. Q6a. Explain the operations for creating, updating, and deleting documents in MongoDB. What are the MongoDB CRUD operations, and how are they used to manipulate data in collections? (10 marks, 2023-24)
  3. Q6b. Discuss Resilient Distributed Datasets (RDDs) in Spark. What are RDDs, and how do they enable fault-tolerant and distributed data processing in Spark applications? (10 marks, 2023-24)
  4. Q2d. Define NoSQL databases. What are the key characteristics and benefits of NoSQL databases compared to traditional relational databases? (10 marks, 2023-24)
  5. Q4a. Discuss the roles of additional components like HBase, Pig, and Hive in the Hadoop ecosystem. (10 marks, 2023-24)
  6. Q2d. Differentiate NoSQL databases from traditional RDBMS. Also list the key characteristics and use cases for NoSQL databases. (10 marks, 2023-24)
  7. Q6a. Explain how documents can be created, updated, and deleted in MongoDB. (10 marks, 2023-24)
  8. Q6b. Explain the Various Ecosystem Components used in Hadoop with proper example. (10 marks, 2023-24)
  9. Q2a. Explain Hadoop ecosystem in detail. (10 marks, 2022-23)
  10. Q2b. Explain the concept of Hadoop Echo System with proper diagram and example. (10 marks, 2022-23)

AKTU paper codes: BCDS601, BCS061, KDS601, KCS061, NIT067

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