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Category Archives: Operating Systems Questions

A debugger is a tool that allows you to examine the state of a running program. Debugging is the process of locating and then removing… Read More
Vectors are sequence containers representing arrays that don’t require any size declaration and can change their size. Vectors use contiguous storage locations for their elements,… Read More
1. Find the size of the memory if its address consists of 22 bits. Assume the memory is 2-byte addressable.Solution – If the given address consists… Read More
In this article, we will discuss various scheduling algorithms for Greedy Algorithms. Many scheduling problems can be solved using greedy algorithms. Problem statement: Given N… Read More
The advent of distributed computing was marked by the introduction of distributed file systems. Such systems involved multiple client machines and one or a few… Read More
File systems in the OS have mechanisms to persist despite abrupt power changes, thereby handling the problem of crash consistency. To understand the crash scenario,… Read More
Version control system A Version control system tracks any kind of changes made to the project file, why these changes were made, and references to… Read More
Prerequisite: Zombie and Orphan Processes in C Zombie Process: A zombie process is a process that has completed execution but still has an entry in… Read More
Unix is an Operating System that is truly the base of all Operating Systems like Ubuntu, Solaris, POSIX, etc. It was developed in the 1970s… Read More
Operating system : An Operating system is an interface between the computer user and computer hardware. An Operating system is a software which performs all the… Read More
Program to create four processes (1 parent and 3 children) where they terminates in a sequence as follows : (a) Parent process terminates at last… Read More
Ubuntu has finally released its new LTS version being 18.04. A short about ubuntu for a newbie ubuntu is linux distribution or basically it is… Read More
An important aspect of operating systems, virtual memory is implemented using demand paging. Demand paging necessitates the development of a page-replacement algorithm and a frame… Read More
Reason: To Ensure Backward Compatibility What is Backward Compatibility? Backward compatibility is a term used to describe software or hardware that is compatible with previous… Read More
Which of the following is not true with respect to deadlock prevention and deadlock avoidance schemes ? (A) In deadlock prevention, the request for resources… Read More

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