1. What is Big Data? 2. Based on Figure 12-1, what is the relationship between 1 MB of storage and 1 EB of storage? 3. What is the No SQL movement? What are the four categories of No SQL databases...

1. What is Big Data?

2. Based on Figure 12-1, what is the relationship between 1 MB of storage and 1 EB of storage?

3. What is the No SQL movement? What are the four categories of No SQL databases used in this book?

4. What were the first two no relational data stores to be developed, and who developed them?