Functions of an Operating System: 7 Critical Roles You Must Know (2025 Study Guide)
Introduction Did you know that without an operating system, your computer would be nothing more than an expensive box of circuits? 🤯 The functions of an operating system (OS) are the hidden
7 Types of Operating System (2025) – Complete Guide with Examples & Comparison
Introduction The types of operating system are the backbone of modern computing. Every device you use—whether it’s a Windows laptop, an Android smartphone, or even a medical robot—runs on some kind of
Scheduling in Operating Systems (2025 Guide): From Classic Algorithms to AI-Enhanced Schedulers
Did you know that in 2023, Linux adopted the EEVDF (Earliest Eligible Virtual Deadline First) scheduler to improve responsiveness and fairness? That shift marked a massive leap forward in how operating systems
Limited Direct Execution in Operating Systems: How It Powers Efficient Process Control (2025 Guide)
Imagine your computer as a busy airport. Each program you run is like an airplane waiting for clearance to take off. Now, would you let every pilot handle air traffic control? Probably
Mastering the Process API in Linux: The Complete 2025 Guide
“Everything in Linux is a process — from your text editor to the system daemon.” John Doe Tweet That’s why understanding the Process API is non-negotiable for every developer and system programmer.
What Is a Process in Operating System? The Ultimate Guide to Understanding OS Execution (2025)
When you open an app on your phone or launch a program on your laptop, you’re not just running a file—you’re triggering a sequence of events that gives life to something the
CPU Virtualization in Operating Systems: A Powerful Illusion Explained (2025 Guide)
CPU virtualization is one of the most brilliant tricks in the operating system’s playbook — a masterstroke that allows your device to juggle dozens of tasks, making you believe it has superpowers.
Introduction to Operating Systems: The Beginner’s Guide to How OS Work in 2025
A good operating system is like a brilliant conductor — unseen, yet orchestrating everything. Tweet Introduction to Operating Systems Have you ever wondered what’s really happening when you power on your laptop
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Top 11 Technical Skills Required for Ethical Hacking in 2025 [Complete Guide]
To beat a hacker, you must think like one. Tweet It’s the essence of ethical hacking. With cybercrime damages projected to hit $10.5 trillion globally by 2025, businesses, governments, and everyday users
Top 10 Powerful Skills Required for Ethical Hacking in 2025 (With Resources & Examples)
Did you know that over 3.4 million cybersecurity jobs will go unfilled in 2025? That’s right—organizations are scrambling to find talented ethical hackers who can defend against ever-evolving digital threats. Ethical hacking
I’M Kusal
I'm a passionate cybersecurity enthusiast and ethical hacker on a mission to explore the digital underground—legally. I break things to understand them, and I share what I learn so others can stay secure in an ever-evolving online world. Welcome to the place where hacking meets education.