| Subject | English | Estonian |
| comp., MS | command line | käsurida (A string of text written in the command language and passed to the command interpreter for execution) |
| commun., IT | command line interface | käsurealiides |
| comp., MS | command line interface | käskliides (A form of interface between the operating system and the user in which the user types commands, using a special command language. Although systems with command-line interfaces are usually considered more difficult to learn and use than those with graphical interfaces, command-based systems are usually programmable; this gives them flexibility unavailable in graphics-based systems that do not have a programming interface) |
| comp., MS | command-line option | käsurea suvand (A string that is recognized by a shell command and modifies the way the command executes) |