Echo
Updated: 04/12/2021 by Computer Hope
Echo may refer to any of the following:
1. Also called an echo check, an echo is data repeated back to the sender by the recipient to verify that it was received correctly. For example, in a command line, you can use the echo command to print any text to the screen. Echo can be useful for displaying information to users, debugging scripts, or leaving feedback during development processes.
2. Echo is also a short way of describing the Amazon Echo.
3. Echo is the phonetic alphabet pronunciation of the letter "E."