How is "Data Science and big data Analytics," PhD course related to SQL Data Base administrator

 How can a "Information Technology in Global Economy" PhD course help a Database administrator ?

Explain in detail day to day roles and responsibilities of DBA (Database Administrator) and how they are related to the course of " Information Technology in Global Economy "?

Note: Please establish and explain the practical connection between the course and the Job

You need to write about 4-5 pages talking about the  Practical Connection of this course to your professional work (your job, your practical experience, etc)

Use the font size no more than 12 and single spacing. The due date of this short paper is April 9, 2020, by 10:00 PM.