[Solved] List 3 Database Professional

Please complete the questions below. use proper citation and references answer each questio. no plagiarism please 

1>What are the characteristics of data in today’s world?

2>What does DBMS stand for and what does it mean?

3>What is the difference between centralized database and a distributed database?

4>What does Extensible Markup Language represent?

5>What is Structural dependence?

6>What is Data independence?

7>What is Data dictionary?

8>List 3 database professional careers and the skills required for each.