He has a sixth sense for what is happening on the screen and wants to know if he has entered bad data. He will be most effective if the application notifies him of data-entry errors by using subtle visual and audible cues.

• 他对屏幕上发生的事具有第六感，立即就能知道他是否输入了坏数据，特别是在程序使用微妙的视觉和听觉线索通知数据状态的情况下。