How the roles and responsibilities of a “System administrator” related to the below listed courses. Please write how each course is related to System administrator in 10 sentences for each course.

and also write a abstract on the uses of Information technology and cyber security systems degree will be useful for a system administrator
1. Building Secure Web Applications
2. Cloud Computing
3. Computer Security
4. Cybersecurity Planning & Mgmt 
5. Database Security 
6. Digital Forensics Tools & Tchq
7. Ethical Hacking 
8. Information Assurance 
9. Network Security
10.Policy, Legal, Ethics, & Cmplc