The word you are looking for is active.
Idunno if you got the answer to this question or if I'm too late, feel free to message me if I'm not!
The answer would be...<span>ACLs</span>
In programming they know it as a String which is a sequence of characters that are composed of literal constants or some kind of variables. A sting is any finite sequence of characters. every single string has its own lenght and this is one of the most important characteristics of them. Strings are essential to communicate information from the program to the user.