up down cursor keys
1Arrow keys — Cursor movement keys or arrow keys are buttons on a computer keyboard that are either programmed or designated to move the cursor in a specified direction.[1] The term cursor movement key is distinct from arrow key in that the former term may… …
2Mouse keys — is a feature of some graphical user interfaces that uses the keyboard (especially numeric keypad) as a pointing device (usually replacing a mouse). Its roots lie in the earliest days of visual editors when line and column navigation was… …
3WordStar — was a word processor application, published by MicroPro, originally written for the CP/M operating system but later ported to DOS, that enjoyed a dominant market share during the early to mid 1980s. Although Seymour I. Rubinstein was the… …
4Apple Keyboard — Current Apple Wireless Keyboard Developer Apple Inc. Release date 1983 to present Website …
5Commodore 128 — Release date 1985 Discontinued 1989 Operating system Commodore BASIC 7.0 Digital Research CP/M 3.0 …
6Control character — In computing and telecommunication, a control character or non printing character is a code point (a number) in a character set, that does not in itself represent a written symbol. It is in band signaling in the context of character encoding. All …
7Microsoft Natural keyboard — Pro, circa Q4 1999. The Microsoft Natural Keyboard is a computer keyboard that was introduced by Microsoft in 1994. The keyboard was a split keyboard with each half of the keyboard separated and tilted upwards and down from the center of the… …
8Archy — is a software system whose user interface poses a radically different approach for interacting with computers with respect to traditional graphical user interfaces. Designed by human computer interface expert Jef Raskin, it embodies his ideas and …
9Dvorak Simplified Keyboard — The modern Dvorak Simplified Keyboard (US layout) Typing a text excerpt at 115 WPM with the Canadian French Dvorak keyboard layout. The Dvorak Simplified Keyboard is a k …
10Maltron — PCD Maltron Ltd. Industry Personal computer hardware Founder(s) Lilian Malt Products Ergonomic keyboards PCD Maltron Ltd., d.b.a. Maltron, is a manufacturer of ergonomic special needs keyboards, founded by South African born inventor Lilian Malt …
