Alphanumeric characters are the letters of the alphabet (A-Z) and [[https://lamcaptoc.com|https://lamcaptoc.com]] the numerals 0-9. Ciphers or code-numbers which [[https://www.dcode.fr/shuffled-letters|mix letters]] (alpha) and [[https://lamcaptoc.com|https://lamcaptoc.com]] numbers (Numeric) exam Read more Jobs & Education +3 Faredce brain teaser? Asked by Wiki User The best brainteaser is all of them. Because everyone has its [[https://sportsrants.com/?s=unique%20teaser|unique teaser]] to tease the brain. By: [[https://lamcaptoc.com|lamcaptoc.com]] Chelsea Smith