A “peripheral device” or “computer device” is a hardware component that is attached to a computer in order to expand its abilities and performing additional features. Computers are able to interact with its external world using the peripherals as mice, monitors, plotters, keyboards, and printers.
Peripheral means “additional but not essential”, so peripherals are not part of the essential computer as are the processor, and the memory. Some peripherals are mounted in the same case with the main part of the computer as are...
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A floppy disk is a reusable data storage device that is composed of a disk of thin, flexible (”floppy”) magnetic storage medium encased in a square or rectangular plastic shell. Also called a “diskette,” the floppy is a flexible circle of magnetic material similar to magnetic tape, except that both sides are used. The read/write head contacts the surface through an opening in the plastic shell or envelope. Floppies rotate at 300...
A computer mouse is a small device that comes standard with most modern computers. It is a pointing device used to move a cursor around a computer screen. A mouse consists of a small case, held under one of the user’s hands, with one or more buttons placed on the top of the mouse that enables you to manipulate objects on the screen and make menu selections.
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