1. What is the most important difference between a DAC and a MAC system? 2. How does Linux support the different MAC technologies? 3. What four fields constitute an SELinux context? 4. How does...

1. What is the most important difference between a DAC and a MAC system? 2. How does Linux support the different MAC technologies? 3. What four fields constitute an SELinux context? 4. How does SELinux support role-based access controls? 5. Why isn't there a single SELinux policy for all Linux distributions?