Which of the following is required to connect a partitioned p5-550 to a modem?()
A、A modem adapter
B、An async adapter and serial cable
C、An Ethernet adapter
D、A 9-pin to 25-pin converter and serial cable
一个视图和一组灯光能组成一个场景。用户可以在AutoCAD的图形文件中建立()场景。
A、3个
B、5个
C、不超过20个
D、无数个
Which of the following benchmarking ratings cover essentially the same performance metrics associated with commercial applications for IBM UNIX systems?()
A、 A
B、 B
C、 C
D、 D
DRAG DROP Click the Task button.
AutoCAD中,可用()消隐操作将隐藏被前景对象遮掩的背景对象,从而使图形的显示更加简洁,设计更加清晰。
A、变量ISOLINES
B、变量FACETRES
C、变量DISPSILH
D、命令HIDE
用下表数据计算(以美元为单位),花费的百分比是:()
A、40%
B、50%
C、60%
D、83%