Cut, copy, and paste Apple mapped the functionalities to key combinations consisting of the Command key (a special modifier key) held down while typing the letters X (for cut), C (for copy), and V (for paste), choosing a handful of keyboard shortcuts to control basic editing operations. The keys involved all cluster together at the left end of the bottom row of the standard QWERTY keyboard, and each key is combined with a special modifier key to perform the desired operation: The IBM Common User Access (CUA) standard also uses combinations of the Insert, Del, Shift and Control keys. Early versions of Windows used
Kleinschmidt keyboard perforator Teletype Corporation also made this machine. In London they were sold by Creed & Co, which had a sales contract with the Kleinschmidt Electric Company. Kleinschmidt keyboard perforator The Kleinschmidt keyboard perforator is a telegraph instrument invented by Edward Kleinschmidt which prepares punched tape for telegraph transmission. A QWERTY keyboard operate hole punches that prepare a Wheatstone slip. Each Morse code of the dots and dashes for the letter is selected by projecting tongues on the key bar. The centre holes used for the paper feed are punched first, then the lower holes, and then the upper holes. The upper