Explain the basic operations of an operating system.

This paper is going to be divided between to sections. The first one is going to be (200 words) and it should be an answer to the following questions: What is an Operating System? How does an operating system work? How has operating system architecture evolved overtime? I would like you to (1): Explain the fundamental purpose of an operating system. (2): Explain the basic operations of an operating system. The second section is going to be about (75 words) and they are going to be replies to the answers of two other people who will answer the same questions. I will upload the answers of the two people once I have them. For now, please write the first section (200 words) and submit it here. I will request a revision for the second section along with the answers of the two people so you can write a short reply for each one stating weather you agree or disagree and why. There shouldn’t be a conflict between what you write as answer for the questions and your comments on the two p