https://www.cs.uic.edu/~jbell/CourseNotes/OperatingSystems/1_Introduction.html
https://www.bottomupcs.com/csbu.pdf#page=98
https://ebooks.inflibnet.ac.in/lisp5/chapter/operating-systems-concept-and-basic-features/
"What is an Operating System (OS)?" by Eye on Tech
YouTube URL: https://
www.youtube.com/watch?v=RhHMgkUdhdk
"Computer For Beginners - Software and Operating System" by CS Lesson
YouTube URL: https://
www.youtube.com/watch?v=mHgWzaGoMDA
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