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...]
SMPS-Switched Mode Power Supply
What is SMPS SMPS or switched mode power supply is an electronics device that is used to convert AC to DC, AC to AC, DC to DC and DC to AC voltages. The circuit consists of transformer, rectifier, … [Read more...]
Types of Memory
In a computer, all the programs are stored in hard disk drive. Whenever you access any program, it is temporarily stored in the memory called RAM(random access memory) so that the CPU accesses this … [Read more...]
How to restore lost files in windows 7
Sometimes we need to restore lost files in windows 7 to the earlier time when they were working correctly. Some of the reasons for losing files are accidental deletion of files and folders, virus … [Read more...]