Typing
Typing is the act of composing text by pressing keys on a keyboard or other input device. It is used to enter letters, numbers, symbols, and commands in computing, writing, data entry, and communication. Typing efficiency is commonly measured by speed and accuracy.
Historically, typing evolved from typewriters in the 19th century to computer keyboards. The standard QWERTY layout,
Techniques: Touch typing uses all fingers and the home-row positions (A S D F left hand; J
Performance: Typing speed is measured in words per minute (WPM) and accuracy in percent. Averages vary, with
Keyboard layouts: QWERTY is standard in many countries; alternatives include DVORAK, Colemak, and layouts intended to
Other input methods: On-screen keyboards and predictive text on mobile devices, voice typing and speech recognition,