Disk Operating System. A Microsoft program that controls a computers transfer of data to and from a hard or floppy disk. DOS generally refers to the operating systems for the IBM PCs and their clones. Also the name of an old operating system on IBM mainframes.
A printer that creates each character from an array of dots. The dots are formed by pins striking a ribbon against the paper, one pin for each dot position. The printer may be a serial printer (printing one character at a time) or a line printer.
Occurs when a user presses a button on the mouse twice in quick succession; this generates a command to the computer
To press the mouse button twice in rapid succession without moving the mouse between clicks.
One of a pair of like things.
In twofold degree or extent.
(1)from a higher to a lower point of (something) (2)movement towards a lower position (3)Down is often used with verbs of movement, such as 'fall' and 'pull', and also in phrasal verbs such as 'bring down' and 'calm down'. preposition (4)A computer is down when it is not running.
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Transferring data from another computer to your computer
1)copy (data) from one computer system to another, typically over the Internet. 2)copy the file form a distance computer
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The time interval during which equipment is nonfunctional.