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A typical 105-key computer keyboard, consisting of sections with different types of keys. A computer keyboard consists of alphanumeric or character keys for typing, modifier keys for altering the functions of other keys, [1] navigation keys for moving the text cursor on the screen, function keys and system command keys—such as Esc and Break—for special actions, and often a numeric keypad ...
In addition to the row of number keys above the top alphabetic row, most desktop keyboards have a number pad or accounting pad, on the right hand side of the keyboard. While num lock is set, the numbers on these keys duplicate the number row; if not, they have alternative functions as engraved.
Conventional keyboards include feet that can be deployed under the top of the keyboard, which generates a positive slope: the topmost rows (F1– F12 function keys) are higher than the bottom rows (space), which would require the user to tilt their wrists up. Ergonomic keyboards may use a riser under the front to create a neutral or negative ...
English: Correctly labeled modifier keys for the ANSI Keyboard layout. This diagram includes denotations for the common form factors for 60%, 80%, and 100% sized keyboards. Key sizes are also correct, relative to each other, based on the 1x model.
The UK variant of the Enhanced keyboard commonly used with personal computers designed for Microsoft Windows differs from the US layout as follows: . The UK keyboard has 1 more key than the U.S. keyboard (UK=62, US=61, on the typewriter keys, 102 v 101 including function and other keys, 105 vs 104 on models with Windows keys)
(About 70% of letter keyboard strokes on Dvorak are done on the home row and only 22% and 8% on the top and bottom rows respectively.) The least common letters should be on the bottom row which is the hardest row to reach. The right hand should do more of the typing because most people are right-handed.
ISO/IEC 9995 Information technology — Keyboard layouts for text and office systems is an ISO/IEC standard series defining layout principles for computer keyboards. It does not define specific layouts but provides the base for national and industry standards which define such layouts.
The name comes from the order of the first six keys on the top letter row of the keyboard: QWERTY. The QWERTY design is based on a layout included in the Sholes and Glidden typewriter sold via E. Remington and Sons from 1874. QWERTY became popular with the success of the Remington No. 2 of 1878 and remains in ubiquitous use.