图形素材的获取途径:( )
A. 设备输入
B. 软件制作
C. 视频观看
D. 屏幕捕捉
数字化图像的基本格式除了 ()
A. BMP
B. TIFF
C. RAW
D. GIF
David Drexler is a professor of economics. Listen to him explaining one approach to the strategic planning process and complete the following statements.
开发教学软件的选题原则( )
A. 价值性原则
B. 声像性原则
C. 可行性原则
D. 经济性原则