WHAT IS INTEGRATED CIRCUIT? An integrated circuit, commonly referred to as an IC, is a microscopic array of electronic circuits and...

WHAT IS ROBOT? Industrial robots are mechanical devices which, to a certain degree, replicate human motions. They are used whenever there...

WHAT IS RAM? Computer random access memory (RAM) is one of the most important components in determining your system's performance. RAM...

WHAT ARE HEADPHONES? Headphones are a pair of small loudspeaker drivers worn on or around the head over a user's ears. They are...

WHAT IS TELEVISION? It is really a television receiver and requires a complicated network of broadcast transmitters using ground-based...

WHAT IS QUARTZ WATCH? Quartz clocks and quartz watches are timepieces that use an electronic oscillator regulated by a quartz crystal to...

WHAT IS LOUDSPEAKER? A loudspeaker or speaker is a device that converts electrical energy waves into mechanical energy waves or audible...

WHAT IS FLOPPY DISK? A floppy disk is a portable computer storage device that permits easy handling of data. Commonly used with personal...

WHAT IS DVD PLAYER? Digital video disk or digital versatile disk (DVD) is a type of optical data storage medium capable of holding up to...

WHAT IS BARCODE SCANNER? Many different types of bar code scanning machines exist, but they all work on the same fundamental principles....

WHAT IS MOTHERBOARD? A motherboard connects and transmits signals to and from peripherals, like your keyboard, mouse, and monitor. The...

WHAT IS COMPACT DISC? A compact disc, or CD, is an optical storage medium with digital data recorded on it. The digital data can be in...

WHAT IS COMPACT DISC PLAYER? A compact disc player is a device that reads the recorded data by means of an optical beam and accurately...

WHAT IS CAMERA LENS? The camera lens is an invention that attempts to duplicate the operation of the human eye. Just like the eye, the...