Miss Hacker – Cyber Security & Ethical hacking Blog for Beginners

  Virtual Machines Explained – complete Guide for the students, learners who wants to know about virtual machines. Virtual Machines (VM) is a software based computer which runs in a virtual way inside a real computer. For example, you have a computer in which Windows 10 operating system is running, but you want to run multiple operating systems inside that computer, then you use virtual machines concept, which helps you to run multiple operating system within your Computer Virtual machines (VM) have its own CPU, RAM, Hard disk, network and operating system. For example : • Running Linux along with Windows on a laptop running Windows. • Running Windows, Linux, or macOS simultaneously on a single PC   Invention of virtual machines In 1960s-70 when computers was too expensive, singe computer was used for a single work, which is a burden for CPU resources, then the need of virtual machines occur. Because people wants to run multiple works at a single time, multiple...

  Operating Systems Overview– to understand the basic concept of Windows, Linux & macOS This blog is very helpful for the students who are beginners and wants to know the basic knowledge of computer system. Introduction Operating System (OS) is the important parts of a computer system. Operating system performs as a bridge between the user (who use the computer) and the computer hardware (physical parts of a computer CPU, RAM, HDD, SSD) etc. For example  : you press the power button, BIOS starts the Operating system, then operating system controls hardware and provide you an interface. You click on google chrome to use Operating system tells the CPU (hardware) to process it Operating system allocate RAM Operating system displays chrome on screen Main functions of operating system Booting the computer, it ensure that system is working properly Running Applications, it divide CPU and RAM between the applications and insure that they run smoothly...

BIOS and Booting Process – Complete and Easy Guide for Beginners Ever wonder what happens inside your computer system when you press the power button? The Answer is ( BIOS and booting process ). BIOS (Basic Input/Output System) is firmware that initializes computer hardware and starts the boot process when you power on your PC.   Today In this article, we will deeply learn about BIOS and the booting process, also how they work together. This is the most informative topic for students who want to learn deeply about the computer system. What is BIOS?    BIOS stands for Basic Input /Output System. BIOS is a type of firmware software that is permanently installed inside a chip on the motherboard of the computer. When we turn on the computer, the very first program that runs is BIOS, not Windows or Linux, which are operating systems. Basically, BIOS acts as a bridge between hardware and software. BIOS first checks all the Computer Hardware Components  before...