The smallest physical units on a hard disk are called(72).A．TracksB．ClustersC．SectorsD．Cylinders
The smallest physical units on a hard disk are called(72).
A．Tracks
B．Clusters
C．Sectors
D．Cylinders
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图形窗口的Units属性默认值是pixels，而坐标轴的Units属性默认值是normalized。