Introduction to Operating Systems
This is a video from Neso Academy on Youtube. It gives a simple yet easy to understand explanation of Operating Systems. The instructor explains that an operating system (OS) manages computer hardware and makes it easier for users to interact with the system. With an OS, computing becomes more efficient and user-friendly.
A cheat sheet of some of the most useful Linux commands.
The article talks about the difference between security and privacy. It explains that data security protects systems from breaches, while privacy ensures personal data is handled properly. Security and privacy work best together, and compliance with these laws is crucial for businesses globally.
Protection & Security in Operating System
This video explains about protection and security in operating systems. It discusses general principles, how access is controlled, and touch on common security issues and threats. It also mentions methods of security breaches and potential risks.
This website offers comprehensive material on the C language, covering everything from basic definitions to practical examples.
This article covers different file systems used by operating systems to manage data on storage devices. It highlights systems like FAT, exFAT, NTFS, APFS, and Ext4, discussing their advantages and disadvantages, such as simplicity, compatibility, and security features. The article emphasizes the importance of file systems in data management and their ongoing evolution with technology.
This article explains disk partitioning in Linux, which involves dividing a disk into logical areas for better disk management, dual booting, and data security. It covers four main steps: attaching the disk, creating partitions using fdisk, formatting with mkfs, and mounting the partitions. It also explains how to make the mounts permanent by editing the fstab file.
This website talks about how computers manage their memory to ensure smooth and efficient operation. It covers various techniques that help organize and utilize memory effectively, enhancing overall system performance and allowing multiple programs to run seamlessly together.
Contiguous vs Non Contiguous Memory Allocation
In this video, the instructor discusses how computers manage memory to ensure efficiency and speed. It covers different types of memory and allocation methods, helping systems run multiple programs smoothly.
The article mainly talks about virtual memory, explaining how it allows computers to use hard drive space as extra memory to run larger applications and multiple programs simultaneously. It also highlights the benefits of increased flexibility and efficiency, along with the drawbacks of potential slowdowns and reduced performance.
This article explains that a process is a running program moving through stages like waiting and completing tasks. It describes how the operating system tracks each process’s key details to keep everything running smoothly.
Creating new processes with fork()!
This instructor explains how new processes are created using the fork() command and he also explains some basic ideas like process relationships and IDs.
Introduction of Process Synchronization
This article contains an explanation of process synchronization in operating systems. The article has many illustrative images, making the explanations easier to understand.
CPU Scheduling in Operating Systems
This article discusses CPU scheduling in operating systems, focusing on how processes are allocated CPU time to optimize performance. It explains various scheduling algorithms, including FCFS, SJF, Priority Scheduling, and Round Robin, along with key terms like burst time and turnaround time. The article highlights the importance of efficiency, fairness, and resource utilization in scheduling.