【单选题】Which of the following is true of the control process?
A.
It is difficult to take corrective action when reasons for poor performance are identified.
B.
It is always easy to measure outputs and behavior.
C.
It is easy to measure outputs and behavior of complex, nonroutine activities.
D.
Realistic standards reduce the gap between actual performance and desired performance.
【单选题】Which of the following is true of the control process?
A.
Managers can easily take corrective action when reasons for poor performance are identified.
B.
Outputs and behavior can be measured easily always.
C.
It is easy to measure the outputs and behavior of complex, nonroutine activities.
D.
Managers develop performance standards to measure behavior first and then outputs.
【单选题】Which of the following is the first step of the control process?
A.
Measuring actual performance
B.
Comparing actual performance against chosen standards
C.
Evaluating the results of comparison
D.
Establishing the standards of performance
【判断题】关于带反馈的控制系统的传递函数,下面描述对吗:若该系统为负反馈系统,系统传函中分母为1+开环传递函数,反之,若主反馈为正反馈时,则系统传函为1-开环传函。
【单选题】下列关于传递函数描述正确的是
C.
传递函数不仅取决于系统的结构和参数,还与系统输入信号有关
【简答题】Specifically, the control process is made up of ______ steps.