| Subject | English | Catalan |
| comp., MS | character set | joc de caràcters (A grouping of alphabetic, numeric, and other characters that have some relationship in common. For example, the standard ASCII character set includes letters, numbers, symbols, and control codes that make up the ASCII coding scheme) |
| comp., MS | non-printable character | caràcter no imprimible (A character used to control the format of displayed or printed information, rather than to represent a particular letter, digit, or other special character. The space () is one of the more important nonprinting characters) |
| comp., MS | null character | caràcter nul (" A character code with a null value; literally, a character meaning "nothing." Although it is real in the sense of being recognizable, occupying space internally in the computer, and being sent or received as a character, a NUL character displays nothing, takes no space on the screen or on paper, and causes no specific action when sent to a printer. In ASCII, NUL is represented by the character code 0. ") |
