USB is an external hardware interface and communication standard used for connecting varied peripherals to a computer. These peripherals include mice, keyboards, scanners, digital cameras, mobile phones, printers, digital audio players, external hard drives, memory sticks, gaming peripherals and so on. It supports plug and play installation and hot plugging. USB has almost entirely replaced …
QVGA (Quarter Video Graphics Array or Quarter VGA) is a type of resolution whose dimensions are 320×240 pixels. The QVGA display is normally found in devices such as mobile phones and PDAs. The display is also common on other hand-held devices such as game consoles. Resolution Most of the time, the display is in the …
To discover a working BIOS password for your Dell, enter the Service Tag from your Dell into our password generator tool. The Service Tag will be documented on a small sticker on the bottom, back, or side of your Dell PC. The Service Tag is a 7 digit identifier that is unique to your Dell. …
The Secure Digital (SD) memory card format was developed for portable devices across a wide range of product categories and is the unofficial industry standard for memory card format. SDHC is the high capacity variant of the memory card format. It has a slightly different communication protocol from the SD type and does not necessarily …
A banana plug is mainly used to insert speaker wire coming from an amplifier or receiver directly into the speaker. The banana plug is named after its shape. It is a slender, but bulging prong that is similar to a banana. However, unlike bananas, the banana plug is not bent, but straight. Other uses for …
SVGA is an acronym for Super Video Graphics Array and covers a wide range of computer display standards used in the manufacture of computer monitors and screens. The SVGA standard was designed by VESA, the Video Electronics Standards Association. When using SVGA as a direct comparison to other display standards such as XGA (Extended Graphics …
Motherboards hold all the pieces that make up your computer. It supplies all the wiring and connections needed to make your computer run. However, you may feel that need to upgrade or replace your motherboard. Before anything can be done, you need to be absolutely sure that you have to upgrade your motherboard. As a …
SCSI (Small Computer System Interface) is a set of ANSI standards for connecting devices to computer systems. The vast majority of SCSI devices are data storage devices. Standard SCSI is a parallel technology, but many serial SCSI variants exist, including FireWire and Fibre Channel. SCSI is generally considered a higher-end alternative to IDE (Integrated Drive …
A PDA (Personal Digital Assistant) is a computer that fits in one’s hand. These small computers are sometimes called palmtops and are a great way to store telephone numbers and email addresses, access the Internet, make calculations, keep a digital calendar, and play games. Today’s PDA is very small, fits comfortably in a pocket, and …
A tablet PC is a laptop or slate-formed mobile computer that is outfitted with a touchscreen or screen that can be controlled with a digital pen or stylus, or via finger touch. A tablet PC does not require a keyboard or mouse. End-users can directly key in data on a tablet PC. It also offers …