validation test; verification test
Used in computing and engineering contexts for a test that confirms a system or component meets specified requirements.
We conducted a validation test for the new software.
検証 is a broader term for verification or inspection, while 確認試験 specifically refers to a test procedure.
テスト is a general term for any test, whereas 確認試験 is a formal, often domain-specific validation test.
validation test; validation testing
Compound of 確認 (confirmation) and 試験 (test).