Primary Task Response: Within the Discussion Board area, write 400-600 words that respond to the following questions with your thoughts, ideas, and comments. This will be the foundation for future discussions by your classmates. Be substantive and clear, and use examples to reinforce your ideas.

Part I - As a system administrator who is responsible for your company's network, you understand that operating systems (OS) are various. Discuss the following queries:

• Why are there so many versions of OS?
• What are the features that make them different?
• Explain the pros and cons of each.

Part II - Familiarize yourself with the historical evolution of OS. Select 2, and then talk about them in terms of various aspects (e.g., encryption, size, speed, memory, video, and security). Respond to the following 2-part question:

• How can the evolution of OS (1) benefit an organization and (2) cause harm to an organization?