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