What is Mutex in operating system?
Mutex (short for mutual exclusion) is a synchronization mechanism that is used to ensure that only one process or thread can access a shared resource … Read more
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Write the different state of a process with the help of Process state deagram?
The process state diagram is a graphical representation of the different states a process can be in during its lifetime in an operating system. Here … Read more
Explain CPU schedulers in operating system?
In an operating system, a CPU scheduler is a component responsible for selecting processes from the ready queue and assigning them to the CPU for … Read more
Consider the following page reference string:1,2,3,4,5,3,4,1,2,7,8,7,8,9,7,8,9,5,4,5. How many page faults would occur for the following replacement algorithm, assuming four frames:a) FIFOb) LRU
Consider the following page reference string:1,2,3,4,5,3,4,1,2,7,8,7,8,9,7,8,9,5,4,5. How many page faults would occur for the following replacement algorithm, assuming four frames:a) FIFOb) LRU a) FIFO (First … Read more
Write a Semaphore solution for dining Philosopher’s problem?
The dining philosophers problem is a classic concurrency problem in computer science, which involves a group of philosophers who share a circular table and some … Read more
What are points to be consider in file system design? Explain linked list allocation in detail?
Points to be Considered in File System Design: 1. File System Type: The type of file system used can affect the performance and functionality of … Read more
Describe necessary conditions for deadlocks situation to arise.
There are four necessary conditions that must be present simultaneously for a deadlock situation to arise: 1. Mutual Exclusion: At least one resource must be … Read more
What are System call? Explain briefly about various types of system call provided by an Operating System?
System call A system call is a programming interface provided by an operating system that allows applications to request services from the kernel. The system … Read more
What is File? What are the different File attribute and operations?
File A file is a collection of data or information that is stored on a computer system. It can be a text document, image, video, … Read more
What is Binary and Counting semaphores ?
Binary Semaphore A binary semaphore is a synchronization object that has two states: 0 and 1. It is used to control access to a shared … Read more