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2024-04-16T13:11:37Z

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[[File:Qwerty.svg|left|Qwerty|thumb]] [[File:ISO_keyboard_(105)_QWERTY_UK.svg|left|ISO keyboard (105) QWERTY UK|thumb|left]] [[File:Space-cadet.jpg|Space-cadet|thumb]] [[File:4800-52-mainframe-dumb-terminal-keyboard.jpg|4800-52-mainframe-dumb-terminal-keyboard|thumb]] [[File:Telegraph_Keyboard.jpg|Telegraph Keyboard|thumb]] '''Keyboard layout''' refers to the arrangement of keys on a [[keyboard]], which is a peripheral device used for inputting data into a computer or other digital devices. The layout of a keyboard significantly affects typing speed, accuracy, and ergonomics. There are various keyboard layouts available, designed to meet different linguistic and ergonomic needs.

==History==
The concept of the keyboard layout originated with the invention of the typewriter. The most common layout, the [[QWERTY]] layout, was designed in the 19th century by Christopher Sholes, the inventor of the typewriter. The QWERTY layout was intended to prevent jams in mechanical typewriters by spacing out commonly used letter combinations. Despite the transition from typewriters to digital keyboards, the QWERTY layout remains the most widely used layout across the English-speaking world.

==Types of Keyboard Layouts==
There are several types of keyboard layouts used globally, each catering to the specific needs of language and efficiency.

===QWERTY===
The [[QWERTY]] layout is the standard layout used in the United States and many other English-speaking countries. It is named after the first six letters in the top letter row of the keyboard.

===AZERTY===
The [[AZERTY]] layout is primarily used in French-speaking countries. It differs from QWERTY by swapping the positions of the 'A' and 'Q' keys, among other changes.

===QWERTZ===
The [[QWERTZ]] layout is used in German-speaking countries and some parts of Central Europe. It swaps the 'Y' and 'Z' keys compared to the QWERTY layout, reflecting the frequency of 'Z' in the German language.

===Dvorak===
The [[Dvorak Simplified Keyboard]] layout was designed by Dr. August Dvorak and his brother-in-law, Dr. William Dealey, in the 1930s. It aims to increase typing speed and reduce finger movement by placing the most common letters under the strongest fingers and making the most common letter pairs easy to type with rhythmic alternation.

===Colemak===
The [[Colemak]] layout is a modern alternative to the QWERTY and Dvorak layouts. It modifies the QWERTY layout to place the most common English letters under the strongest fingers and to minimize finger movement.

==Ergonomic Layouts==
Ergonomic keyboard layouts are designed to reduce muscle strain and the risk of repetitive strain injuries (RSIs) such as carpal tunnel syndrome. These layouts may involve not only rearranging the keys but also physically splitting the keyboard into sections that can be angled to suit the user's hand positions.

==Adaptations for Other Languages==
Keyboard layouts are also adapted to accommodate the characters and accents of other languages. For example, the [[Spanish keyboard layout]] includes characters such as "ñ," while the [[Russian keyboard layout]], also known as Cyrillic, accommodates the Russian alphabet.

==Software and Customization==
With the advent of digital keyboards, software-based keyboard layouts have become popular. These allow users to switch between different layouts easily or to customize their own layouts according to their preferences and needs.

==Conclusion==
The keyboard layout is a crucial aspect of computer ergonomics and efficiency. With a variety of layouts available, users can choose or customize a layout that best suits their typing habits, language, and ergonomic needs.

[[Category:Computer hardware]]
[[Category:Ergonomics]]
[[Category:Input devices]]

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Keyboard layout - Revision history

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