Bar code reader is a direct data entry, true, false, magnetic stripe reader is an inputting image, true, false, the microphine is an inputting sound and music, true, false, touchpad is a pointing device, true, false, OMR is a pointing devices, true, false, the mouse is an inputting image, true, false

input devices

由
打印
嵌入

排行榜

视觉风格

选项

切换模板

恢复自动保存：？