Question: 1) How are big data sets different from operational databases and data warehouses? 2) Compare and contrast the purpose of data warehouses and data lakes.

1) How are big data sets different from operational databases and data warehouses?

2) Compare and contrast the purpose of data warehouses and data lakes.

3) Compare and contrast the architecture of data warehouses and data lakes

4) Explain how MapReduce can be used to supplement data warehouses with data from big data sets.

5) Describe the phases of the MapReduce framework.

6) Mention any six differences between NoSQL databases and Relational databases.

7) Mention the characteristics of the environments when NoSQL database are more applicable in contrast to Relational databases

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