【10】 是Java 的特殊应用程序，它嵌入到HTML中，发布到互联网上。
参考答案：Applet
（12）不是图像输入设备。
A．彩色摄像机
B．游戏操作杆
C．彩色扫描仪
D．数码照相机
Which signal is recognized as a distress signal?（）
A.Directing the beam of a searchlight at another vessel
B.A smoke signal giving off orange colored smoke
C.A whistle signal of one prolonged and three short blasts
D.International Code Signal "PAN" spoken over the radiotelephone
