機能 きのう診断 しんだんテストではありませんでした
kinō shindantesutodewārimasendeshita

Noun
Desu Copula

The polite, past negative form of 機能診断テスト

1. Was not a functionality diagnostic test.; Was not a functional diagnosis test.

Past/Perfective
Negative
Polite
Formal Register
Computing