Articles [Hardware & Troubleshooting]

ROM: ROM-Read Only Memory, as we are all using computers now and most of as doesn't know about ROM. Here i explained ROM and its types. ROM is permanently in-uilt in the computer. It is also called as "Firmware". It stores a set of instructions...

The Blue Screen of Death "is an infamous error screen more closely associated with Microsoft Windows. Some nerd humor sites collect examples of the famous Blue Screen of Death, as error screens that appear on the monitor, which are designed to...

Whenever i log into system i feel very irritated because of the alert message in system tray .Then i came to get the solution .We just have to do some simple steps.   First Step , Click the Start Button in the Left most of your...

A hard disk or drive is the part of your computer responsible for long-term storage of information. Unlike volatile memory (often referred to as RAM) which loses its stored information once its power supply is off, a hard disk stores information...

Computers The fastest computers can do billion of calculation every second. Their main ability is to do a lot of basic tasks quickly and accurately. The English mathematician Charles Babbage (1792 -1871) designed a large calculating machine...

Speed up your PC Few tips to speed up the performance of your PC running windows 1.Clean up disk 2.Clean registry 3.Install additional RAM if required. 4.Remove the files from "Temp" folder. 5.Defragment your drives every month. 6.Remove the...

  QUANTUM CRYPTOGRAPHY The sender transmits the changing key sequence over a secure fiber-optic link as a stream  of polarized photons (indivisible particles of light). Because the polarization reflects the amount of electromagnetic...

As you all now Computer is now a need for every human being. All the old ways of doing a work is now changed into a digital format in the form of a computer, due to this the need for learning computer arises with a rapid speed. Today I like to...

The storage medium in a magnetic-disk system consists of one or more disks mounted on a common spindle. A thin magnetic film is deposited on each disk, usually on both sides. The disks are placed in a rotary drive so that the magnetized surfaces...

Switch is a small device that joins multiple computers together of a low-level network protocol layer. Technically, Switch operates at layer two, that is, data link layer of the OSI Model. Switches looks nearly identical to Hubs, but Switchitch...