delivery test
In computing, a test performed at the time of delivery or handover to verify that the system meets requirements.
The delivery test is the final test performed before the system is delivered.
受け入れテスト (acceptance test) is a broader term for testing whether a system meets acceptance criteria, often performed by the client. 受渡し検査 specifically refers to testing at the time of delivery or handover.
Compound of 受渡し (handover, delivery) and 検査 (inspection, test).