1-1: What is the current commercial/stable version of Oracle Database Server?

1-2: Please name one special feature that Microsoft promotes about their newest DBMS.

2-1: Find one NoSQL DBMS that is popular in the marketplace. List its vendors name.

2-2: What is the product name of the selected NoSQL DBMS?

2-3: What is the current working version of the NoSQL DBMS of your choice?

2-4: What platforms can this NoSQL DBMS be installed on?

2-5: Name one special feature of the NoSQL DBMS that you selected.

3-1: What type of DBMS can you classify Apache Hadoop?

3-2: What is the current stable version of Hadoop?

3-3: On what platform can Hadoop be installed?