response confirmation; acknowledgment
Computing term for confirming that a transmitted message or signal has been received, often used in protocols, error handling, or user interfaces.
If you cannot get a response confirmation from the server, please retry the connection.
In this protocol, you need to wait for a response confirmation after sending data.
確認応答 is a near-synonym also used in computing, but 応答確認 emphasizes the confirmation of a response, while 確認応答 often refers to an acknowledgment signal itself.
Compound of 応答 (response) and 確認 (confirmation). A straightforward technical term with no obscure historical derivation.