Process scheduling plays a crucial role in the efficient functioning of operating systems. Within the realm of process scheduling, understanding job and process status is essential for effective management and optimization. In this article, we will delve into the concept of process scheduler, explore job and process status, and examine their significance in operating systems. As computers execute multiple tasks simultaneously, a process scheduler ensures fair allocation of system resources and efficient execution of processes. Job and process status are integral components of the process scheduling mechanism, providing insights into the progress and state of running processes. Understanding Process Scheduler ... Read More

The proper management and control of processes are integral components of efficient system functionality. In this piece. We will examine two essential facets: the process table and Process Control Block (PCB). We will delve into their definitions, purposes, and significance in operating systems. The Process Table Definition and Purpose Operating systems utilize what's known as a "process table" as means to accurately monitor active processes within their infrastructure. Such tables are responsible for compiling vital information concerning every single running program/system component under supervision from an OS. Thus keeping an exhaustive inventory about these details aids in controlling/dispatching them smoothly ... Read More

If you are a Linux user and wish to connect to a Wi-Fi network from a terminal. Although it may seem scary, it is actually a simple process using the Nmcli command. In this article, I will introduce you to the steps of connecting Wi-Fi from a Linux terminal using Nmcli commands in a simple and easy-to-understand way. So let’s get started! First, if we want to check the name of our network device we can simply do that by running the following command − $ iw dev You’ll get the output kind of this by running the command − ... Read More

Secure remote access is essential for both organizations and individuals in the connected world of today. For secure network communication and remote system administration, SSH (Secure Shell) has gained popularity. It is crucial to understand that SSH servers can be subject to brute-force attacks that aim to jeopardize their security. This article gives a general overview of brute-forcing SSH in Kali Linux, a well-known system for security analysis and penetration testing. Network administrators can strengthen their defenses and guarantee the integrity of their SSH servers by comprehending the mechanics of these attacks, taking ethical considerations into account, and putting mitigation ... Read More

USB storage devices have become ubiquitous in our technology-driven world, but they also pose a significant security threat to organizations. Attackers can exploit these devices to introduce malware, steal sensitive data, or gain unauthorized access to a network. To protect Linux servers against such attacks, administrators can take proactive measures by blocking USB storage devices. This article will delve into the various ways to accomplish this, including the benefits of each approach and the necessary steps to implement them. After reading this article, readers will be equipped with the knowledge to disable USB storage devices and secure their Linux servers. ... Read More

Process scheduling is a critical aspect of operating systems as it ensures the efficient execution of tasks. Understanding process states and transitions is essential for effective management and optimization. In this article, we will delve deeper into the concept of process states and transitions in a UNIX process, highlighting their significance in operating systems. The Process Scheduler Definition and Purpose In the functioning of an operating system. The process scheduler plays a pivotal role. Its principal responsibility includes monitoring and steering process execution. Additionally it aims to amplify system performance optimize resource utilization while curtailing response time. By effectively managing ... Read More

On an operating system based on Linux, the Linux terminal is a potent tool for carrying out commands and managing various tasks. Although some people might find it intimidating, personalizing the terminal can improve the user experience and give the Linux environment a more unique feel. In this article, we'll look at how to display personalized welcome messages on the Linux terminal, giving users the opportunity to make each time they open a terminal session feel special and warm. Customizing the Bashrc File Every time a fresh terminal session is opened, a script in the Bashrc file is run. It ... Read More

Linux is a very popular operating system among developers and system administrators due to its strong and robust command-line interface (CLI). However, some of the networking commands have become outdated over time, making way for newer and more efficient options. In this article, we'll have a look at some of the deprecated commands and their new modern-day replacements to help you keep up with your Linux networking configurations. In this tutorial, we'll go through each of the deprecated commands and their corresponding substitutions. We'll also provide examples of how to use the new commands. By the end of this article, ... Read More

The DEBUGFS command is a powerful utility in Linux that grants access to the file system of a block device. One of its notable features is its ability to reveal the creation time of a file, which cannot be easily obtained through typical Linux commands. This piece of information is stored in a data structure known as the inode, which houses diverse particulars about the file, including its creation time. To obtain the data using the DEBUGFS command accesses the inode of the file and provides a comprehensive view of the file system. This command facilitates the identification of the ... Read More

The 'curl' command is a versatile tool in the Linux environment, enabling data transfers to and from servers utilizing a variety of protocols including HTTP, FTP, and SMTP. This command-line utility is renowned for its robustness and versatility, as it can be utilized for various tasks, including sending HTTP requests, retrieving files, and uploading data. Join us as we delve into the fundamentals of utilizing the 'curl' command in Linux, comprehending its varied options and applications. 1. To Check the Curl Version The "curl --version" command in the Linux operating system displays key information about the version of the 'curl' ... Read More