A user interface (UI) is the means by which a person interacts with a computer system or software. Key design concerns include usability—how effectively, efficiently, and satisfactorily users can achieve their goals—making it a central quality characteristic in software development.

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• 2025r07 #47利用者が銀行のATMのパネルを操作して入金処理を行う。この操作の要件を定義するときに、ソフトウェア開発の品質特性である使用性を考慮すべきインタフェースとして、最…