Part 1: 250 words, APA formatting with reference

What is Normalization (1NF, 2NF, 3NF) and what is a functional dependency?

Part 2: 250 words, APA formatting with reference

How is Recovery Control achieved in DDBMS?

Part 3: 250 words, APA formatting with reference

What is NoSQL DB and what is its difference from RDB?

Part 4: 250 words, APA formatting with reference

How does YARN schedule jobs and resources of Hadoop Cluster?