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Learning about operating systems in modern computers could benefit from this course
Updated on Sep, 2026
IT and Software , Operating Systems and Servers, Operating Systems
Duration - 3.5 hours
Training 5 or more people ?
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Ace operating systems (OS) memory management, paging, virtual memory, page replacement, thrashing, and working set questions in competitive exams, job interviews, and OS course exams.
Do you know: How the OS presents an illusion of infinite memory to users? How can the OS execute processes much bigger than the RAM (main memory)? Where do memory addresses come from? How does OS keep several processes inside the RAM for execution? How does OS make room for new processes when the RAM is full? What happens if there are too many processes in the RAM? Learn the explanations to these and many more intriguing questions in this course!
Specifically, the course will cover the following in detail:
Memory management terminology
Where do memory addresses come from?
What are the required memory management properties?
What are some simple memory allocation schemes?
What is fragmentation?
What is internal fragmentation?
What is external fragmentation?
What is the key idea behind paging?
How does paging work?
How is address translation done with paging?
How does paging hardware work?
How is memory address translated by the paging hardware?
How do memory management systems perform address translation without division?
How to make paging efficient?
How does the TLB cache work?
What are the performance implications of a TLB cache?
How is the main memory initialized when a process is started?
How context switches are performed in the presence of paging?
How does paging facilitate memory sharing?
What is demand paging?
How does demand paging work?
When to load a page in demand paging?
How is demand paging implemented?
What are the performance implications of demand paging?
How is the TLB cache updated with demand paging?
What are page replacement algorithms?
What is FIFO page replacement?
What is MIN page replacement?
What is Random page replacement?
What is LRU page replacement?
What is Belady's anomaly?
How to limit thrashing?
What is a working set?
What is fragmentation? (Internal, external fragmentation.)
Check out the detailed breakdown of what’s inside the course
Hi, my name is Dr. Aditya Mishra--the founding director of Wisdom Academy. I hold a Master's degree from the Indian Institute of Technology Bombay and a Ph.D. from the University of Massachusetts, Amherst. I have a unique blend of experience working in both industry and academia.
As a scientist, I am fascinated by the ability of computer systems to make this world a better place. I have extensively researched smart grids and cyber-physical systems to achieve sustainability. Over the last decade, I have published dozens of research papers and have been cited in thousands of peer-reviewed research articles.
At the core, I am a teacher who wants to simplify Computer Science and Professional formation for aspirants like you. I have 7+ years of extensive experience teaching technical courses to undergraduate and graduate students in science and engineering disciplines. I have advised hundreds of students in their curriculum planning during this time. I have led many research and engineering projects focusing on students' technical and professional development.
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