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【判断题】
在项目成本决策时,既要考虑制订更加精细计划所增加的成本,也要考虑这样会减少以后的实施成本。A.
正确
B.
错误
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举一反三
【简答题】Declare an unsigned 16-bit integer variable named wArray that uses three initializers.
【多选题】A 32-bit computer system uses 16 7-segment led as output devices, and uses dynamic display control. The interface circuit description of the output device is correct ()
A.
Three-state gate implementation, at least two ports
B.
Trigger implementation, only one port required
C.
Register implementation, at least two ports
D.
Implemented by latch, only one port required
【简答题】MAC头中R bit代表()。
【单选题】An 8-bit video card uses(72)bits to store information about each pixel, and thus can display 256 different colors.
A.
8
B.
16
C.
32
D.
1
【单选题】Lisa ____ a bit shy, but now she's much more outgoing. [ ]
A.
uses to be
B.
is used to being
C.
used to be
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