How many keys does a keyboard have?
Pianos, and keyboards, each have 88 keys.
Computer keyboards have about 100 keys, some more than others.
There are 26 letter keys, 10 number keys (other than the keypad),
12 or more punctuation keys, 12 function keys, a space bar, shift
and control keys, and arrow keys. The oldest had 83 or 84 keys, the
latest in the US have 104 keys, and other languages have extra