KEYBOARD
What do you think what is keyboard?
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keyboard

Several terms have come into use to describe layouts and facilities of
teletypewriter keyboards.
1 ASCII keyboard
is one providing the full range of ASCII characters including `control`
characters.
Numeric keypad
is one with only numeric keys often provided in addition to a QWERTY
keyboard to speed purely numerical data entry.

Other electronic terms somewhat related to keyboard
bios key to disk/tape encoder keywatcher magnetic tape encoder operator`s console teletypewriter verirication