Big Data (CS-702 (D)) - Important Questions

Describe the characteristics / V's of Big Data with suitable examples.

Draw and explain HDFS architecture and explain HDFS commands with syntax and examples.

Explain HDFS in detail / describe its structure in the Hadoop ecosystem with a neat diagram.

What is MapReduce programming, where is it used and why is it used? Explain.

Explain Hive in detail including its architecture and working with steps and diagram.

Write with suitable examples Hive queries for Natural Join and Outer Join.

What is a NoSQL database? How does it differ from relational databases? Explain in brief various types of NoSQL databases in practice.

What do you mean by social network mining? Explain social network as a graph, its applications and recommender systems.

Describe applications / use of NoSQL databases in industry.

Explain the technologies available for Big Data with suitable examples.

What is MongoDB? Explain in brief key features of MongoDB and show basic CRUD operations in MongoDB with proper example.

Write short notes on any three: Recommender system, Social Network as a graph, Traditional versus Big Data, and Data types of Pig.