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Closeup of a touchpad on an Acer CB5-311 laptop Closeup of a touchpad on a MacBook 2015 laptop. A touchpad or trackpad is a type of pointing device.Its largest component is a tactile sensor: an electronic device with a flat surface, that detects the motion and position of a user's fingers, and translates them to 2D motion, to control a pointer in a graphical user interface on a computer screen.
Typing on a laptop keyboard. A computer keyboard is a built-in or peripheral input device modeled after the typewriter keyboard [1] [2] which uses an arrangement of buttons or keys to act as mechanical levers or electronic switches.
A Dell Latitude E4310 laptop with a pointing stick (upper middle) and a touchpad (bottom). They were commonly featured together on Dell Latitude laptops, beginning in the late 1990s. The pointing stick can be used in ultra-compact netbooks [13] where there would be no place for a touchpad.
WordPad is a word processor software designed by Microsoft that was included in versions of Windows from Windows 95 through Windows 11, version 23H2.Similarly to its predecessor Microsoft Write, it served as a basic word processor, positioned as more advanced than the Notepad text editor by supporting rich text editing, but with a subset of the functionality of Microsoft Word.
In the IBM PC Bios typing an Alt code greater than 255 produced the same as that number modulo 256. [3] Some applications retained this behavior, while others (in particular applications using the Windows RichEdit control, such as WordPad and PSPad ) made numbers from 256 to 65,535 produce the corresponding Unicode character. [ 4 ]
Computer keyboards made of flexible silicone or polyurethane materials can roll up in a bundle. This type of keyboard can take advantage of the thin flexible plastic membranes, but still pose the risk of damage. When they are completely sealed in rubber, they are water resistant. Roll-up keyboards provide relatively little tactile feedback.
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 ...
The wrist can be strained by the increased angle when typing without a rest. There are mixed opinions on whether wrist rests for computer keyboards are a benefit to ergonomics. [2] The main benefit of using a wrist rest is increased comfort, especially for those using keyboards over long periods.