Types of Keyboard

Types of Keyboard:- Depends upon their keys

1) PC XT keyboard – 83 keys

2) PC AT keyboard – 84 keys

3) Enhanced PC AT keyboard – 101,103,104,107,108 keys According to Mechanism:- Mechanical Keyboard (Mechanical Keys, Hard Keys Keyboard) Optomechanical Keys Keyboard Membrane Keys Keyboard Mechanical Keys with Membrane Keyboard Soft Keys Keyboard