acknowledgment; input acceptance
Computing term for the confirmation that input has been received, such as a system acknowledgment or a receipt signal.
After sending the data, an acknowledgment message was displayed.
確認応答 is a broader term for acknowledgment in communication protocols, while 入力受理 specifically refers to acceptance of input.
Compound of 入力 (input) and 受理 (acceptance, receipt). A straightforward technical term.