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A. 对
B. 错
纸质地图是GIS的主要数据来源，对于已进行测绘过的地区，有存档的纸质地图，需要对原图进行数字化输入计算机。数字化的方法包括：( )、( )和屏幕跟踪数字化等三种方式。
在计算机应用系统中，大致会应用两种图像，即位图图像与矢量图像。
A. 对
B. 错
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