Memory Management – Paging, segmentation, virtual memory, page replacement algorithms

    Question 1OS - Paging Concept

    In operating systems, what is the main purpose of paging?

    Question 2OS - Segmentation Concept

    How does segmentation differ from paging?

    Question 3OS - Virtual Memory

    What is the main advantage of virtual memory?

    Question 4OS - Page Table

    What is the role of a page table in paging?

    Question 5OS - FIFO Page Replacement

    In FIFO page replacement, how is a page selected for replacement?

    Question 6OS - Page Faults

    What happens when a page fault occurs?

    Question 7OS - Optimal Page Replacement

    Why is the Optimal Page Replacement Algorithm theoretical and rarely implemented in real systems?

    Question 8OS - LRU Page Replacement

    What principle does Least Recently Used (LRU) page replacement follow?

    Question 9OS - Thrashing

    What is thrashing in virtual memory systems?

    Question 10OS - Working Set Model

    What is the purpose of the working set model in virtual memory management?