Keyboard layout are named after the first several letters that take over the 'QWERTY' row on the Latin keyboard. They differ by where a few of the letters are placed. For example, some have Cyrillic 'B' (which is pronounced 'V') on the Latin 'W' key (after the German transliteration of B), while others have it on the Latin 'V' key. The images of AATSEEL "Student", YaZhERT (яжерт) and YaWERT (яверт) are shown on this page. There are also variations within these variations; for example the Mac OS X Phonetic Russian layout is YaShERT but differs in placement of ж and э. Windows
Dvorak Simplified Keyboard installed (and virtually all systems meant for desktop use include them) are able to use any QWERTY-labeled keyboard as a Dvorak one without any problems or additional configuration. This eliminates the burden of producing additional keymaps for every variant of QWERTY provided. Runtime layout switching is also possible. Chrome OS and Chromium OS offer Dvorak, and there are three different ways to switch the keyboard to the Dvorak layout. Chrome OS includes the US Dvorak and UK Dvorak layouts. Apple had Dvorak advocates since the company's early (pre-IPO) days. Several engineers devised hardware and software to remap the keyboard, which