1. A method to concurrently execute multiple primitive commands in a command line interface (CLI), comprising: designating each of a plurality of signal parameters for each of a plurality of primitive commands, wherein the each of the plurality of signal parameters including a signal and a signal modifier, the signal indicates beginning of a respective primitive command, and the signal modifier is a CLI primitive command, and wherein the designating includes designating a plurality of signal modifiers to modify a plurality of signals included in the plurality of signal parameters; encapsulating the plurality of primitive commands into a CLI header command in a CLI script; and executing the CLI header command as a first command in the CLI script, wherein the plurality of primitive commands are currently executed.