The post refers to Power On Self Test. This is the very first step that happens when you switch ON the Computer. As you can see from the figure below, after we Power-On the Computer, the CPU first … [Read more...]
Floppy Disk Drive Parts and Working [Explained]
Floppy disk drive is a storage device, used to store data in floppy disks. The capacity of floppy disks to store data is low as compared to hard disk drive or SSD. The FDD is not used in latest … [Read more...]
Fundamentals of Computer Hard Drive
One of the permanent storage types, computer hard drive is the primary storage device used in computers or laptops. Commonly abbreviated as HDD, it is used to store the operating systems, programs, … [Read more...]
Computer connectors on Front and Back side of PC
If you look at the front or the back-side of a desktop computer, you will notice buttons or connectors on both these side. The front side buttons of a PC are used by a user to operate the PC, for … [Read more...]
PC expansion cards
In order to expand the capabilities of the motherboard, you need to install add-on cards on the expansion slots provided on the motherboard. These PC expansion cards are available in various types to … [Read more...]
Computer Components [Explained]
A computer is an electronics machine that accepts the instructions from user, converts them into digital-form, does the mathematical calculations and finally displays the result or output on some … [Read more...]
Difference Between Ethical Hacking and Hacking [Updated]
What is Hacking Computer Hacking refers to breaking into someone's system for personal or commercial gains. Hackers also called Pirates, use various tools to cause damage to information and … [Read more...]