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Which of the following statements is/are true about feedback control.

Which of the following statements is/are true about feedback control.

Which of the following statements is/are true about feedback control?

I. It identifies deviations that went undetected earlier.

II. It is also referred to as yes-no control.

III. It helps in revising existing plans and formulating new ones.

IV. It provides information that facilitates the planning process.

[A]Only (I) above 

[B]Only (III) above

[C]Both (II) and (IV) above 

[D](I), (III) and (IV) above 

Liam Smith 25-Dec-2017

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