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Briefly discuss on page replacement?
Page replacement approach is fixed as follows. If no frame is free, we search one that is not presently being used and free it. We can free a frame by writing its contents to swap space, and changing the page table to show that the page is no longer in memory.
As we already know, threadsmust ensure consistency; otherwise, race conditions (non-deterministic results) might happen. Now consider the "too much milk problem": two people share
What are the advantages of Indexed allocation? The benefits are a. No external-fragmentation problem b. Solves the size-declaration problems. c. Supports direct access
Multi-user - A multi-user Operating System permits for multiple users to use the same computer at the same time and/or different times. Below are some instances of multi-user Op
List the Coffman's conditions that lead to a deadlock. Mutual Exclusion : Only one process might be use a critical resource at a time. Hold & Wait: A process may be alloc
a summary of what operating system do
Q. What are two dreadful problems that designers should solve to implement a network-transparent system? Answer: One such issue is making all the processors as well as storag
Q. What is the major difficulty that a programmer should overcome in writing an operating system for a real-time environment? Answer: The major difficulty is keeping the oper
Explain the different sections of a process. Entry section Critical section Exit section Remainder section Consider a system inclusive of n processe
Mention the various features that characteristics the deadlock condition . The four circumstances that give rise to deadlock condition are: 1) Mutual exclusion : As a minim
EXPLAIN EMBEDDED SYSTEM
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