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 took 100 hours of training, more than was claimed in Dvorak's Navy test), Strong took a second group of QWERTY typists chosen for equal ability to the Dvorak group and retrained them in QWERTY in order to improve their speed at the same time the Dvorak typists were training. The carefully controlled study failed to show any benefit to the Dvorak keyboard layout in typing or training speed. Strong recommended speed training with QWERTY rather than switching keyboards, and attributed the previous apparent benefits of Dvorak to improper experimental design and outright bias on the part of Dvorak, who had