ASCII code of “NAK” – Negative acknowledgment

El ascii code of negative confirmation «NAK» It's the number 21.

How to write with the keyboard the ascii code of Negative Confirmation «NAK»

Putting the symbol, character, sign or letter "NAK" (Negative Confirmation) in ascii code with the keyboard in Windows 10, 8, 7, Vista or XP is simple, but we must know the steps to follow, we will see them below:

  1. press "ALT" on your keyboard (to the left of the space).
  2. Without dropping "ALT" type «21» on your number pad.
  3. Release the key "ALT" and that's it, you'll have typed Negative acknowledgment «NAK» using ascii code.