题目内容

一般情况下,CMOS集成门比TTL集成门功耗低。

A. 对
B. 错

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CMOS是电压控制器件,TTL是电流控制器件

A. 对
B. 错

三态门的三态是指:现态,次态,非正常态

A. 对
B. 错

扇出系数是指带同类门电路的个数。

A. 对
B. 错

A predicted value of a dependent variable:

A. represents the difference between the expected value of the dependent variable and its actual value.
B. is always equal to the actual value of the dependent variable.
C. is independent of explanatory variables and can be estimated on the basis of the residual error term only.
D. represents the expected value of the dependent variable given particular values for the explanatory variables.

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