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storage capacity


unit of frequency


a printed copy


one million cycles per second

Operating systems software

provide a software platform on top of other programs

Input devices-

a device that can be used to insert data into a computer

Output devices

electronic or equipment connected to a computer and used to transfer data out of the computer


A memory device in which information can be accessed in any order


computer memory that can permanently store data and applications within it


A legible version of a piece of information not printed


The programs and other operating information used by a computer

Dot matrix

a dense grid or pins to form characters or designs


A pixel is generally thought of as the smallest single component of a digital image


memory card slot


resolution is the number of pixels contained on a display monitor

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