Question

What is meany by ECHO CHECK

Answer 1

Answer:

In communications, an error checking method that re transmits the data back to the sending device for comparison with the original.

Explanation:

Answer 2

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Often referred to as an echo check, echo describes when data is sent to a computer or other network devices, and that information is sent back to verify the information was received. Echo can be a command used with operating systems, network devices, or a function of a device.