1 Great Falls, Montana, Usa is at 47 29'N, 111 21'W, 1115 m (3658 ft). 2  See map. 3  Great Falls, Montana has a humid continental climate with severe winters, no dry season, warm summers and strong seasonality (K ppen-Geiger classification: Dfb).
Alphanumeric means alphabetic or number characters are valid entries. For example, if a data element is defined as a 12-character alphanumeric, it could contain any 12 letter â¦ or number characters: abzy1298pqrs.lphanumeric means alphabetic or number characters are valid entries. For example, if a data element is defined as a 12-character alphanumeric, it could contain any 12 letter â¦ or number characters: abzy1298pqrs.
For increased security, computer users are encouraged to use alphanumeric characters when setting up passwords, usernames and other identifiers. It is more difficult to break an alphanumeric code than a code of all alphabetic characters or all numbers. Special characters and upper and lower-case alphabetic characters are included, in certain cases.