This is the layout of a standard dvorak keyboard. Obviously, it's very different from qwertys.
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Nick Anis has written: 'Dvoraks Guide to PC Connection'
reuchlin,lorin,wilbur,orville,katherine,wilman,norman,and lowell
Qwerty is the most common keyboard layout
The most widely used keyboard today is called the Qwerty keyboard, created by Christopher Sholes
The most common keyboard used nower days is a Qwerty keyboard.
Enhanced Keyboard
Yes, a keyboard is a peripheral used for input.
Mouse and keyboard are you main input devices, there are others such as webcams and tablets.
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There are various keyboard shortcuts that you can use. The keyboard shortcuts are used to save the time. Control and enter can be used to send the message.
IRQ 1 is used exclusively for the keyboard controller.