What do you mean by PCB? Where is it used? What are its contents? Explain.
PCB: PCB stands for Process Control Block. It is a data structure used by operating systems to represent and manage each process in the system. … Read more
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What are the various services provided by Operating system ?
Some of the most common services provided by an operating system are: 1. Process management: An OS manages the creation, scheduling, and termination of processes, … Read more
Define a deadlock ? Write down the conditions responsible for deadlock? How can we recover from deadlock ?
A deadlock is a situation in computer systems where two or more processes are blocked, and each process is waiting for another process to release … Read more
What is an Operating System? Write down its desirable characteristics ?
Opertaing System (OS) An Operating System (OS) is a software program that manages and controls the resources and services of a computer system. It provides … Read more
Explain different types of OS with examples of each ?
There are various types of operating systems (OS) that exist, each with its own characteristics and features. Some of the common types of operating systems … Read more
Discuss advantages and disadvantages of the Buffer cache ?
Buffer cache is a mechanism used by the operating system to cache frequently accessed data in memory for faster access. The buffer cache acts as … Read more
Define process and thread. What is PCB ? Explain its various entries with their usefulness ?
Process and Thread: A process is a program in execution. It is an instance of a program that consists of one or more threads and … Read more
Explain various Disk scheduling algorithms with Illustrations ?
Disk scheduling algorithms are used by the operating system to determine the order in which disk requests are serviced. The following are some commonly used … Read more
Explain the following in brief Contiguous and Linked list allocation for implementing file system?
Contiguous and linked list allocation are two common techniques for implementing file systems in operating systems. Both techniques are used to allocate disk space for … Read more
Explain concept of a process with its components ?
A process is a program in execution. It is a unit of work in the system and can be thought of as an instance of … Read more