echo (ef28eb75-a127-471f-a0a2-dfccfef9ee2e)
In computing, echo is a command that outputs the strings that are passed to it as arguments. It is a command available in various operating system shells and typically used in shell scripts and batch files to output status text to the screen or a computer file, or as a source part of a pipeline.[Wikimedia Foundation Inc. June 25 2004]