Automation System - Section 1 (5)

33.

What is the difference between integral and derivative control?

A.	derivative control does not eliminate offset error
B.	integral control has slower response to an error signal.
C.	derivative control responds to a change in the rate of change in the error signal
D.	All of the above
E.	None of the above

Answer: Option D

Explanation:

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34.

The first industrial robot for commercial uses was installed in a Japanese plant at Toyota Automatic Loom Company, the parent company of the Toyota Automobile Group. When did this robot go into operation?

A.	June 1965
B.	November 1966
C.	December 1967
D.	April 1970
E.	None of the above

Answer: Option C

Explanation:

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35.

The main function(s) of computer in CAD is/are

A.	To serve as an extension to the memory of the designer
B.	To enhance the analytical and logical power of the designer
C.	To relieve the designer from routine repetitious tasks.
D.	All of the above
E.	None of the above

Answer: Option D

Explanation:

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36.

Productivity is defined as:

A.	number of items manufactured per day
B.	output per man-hour of labour
C.	cost per day
D.	cost per unit
E.	None of the above

Answer: Option B

Explanation:

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37.

Today, programmable controllers:

A.	are more powerful then the first controllers on the market
B.	are relatively low cost compared with the original digital equipment available for industrial control
C.	can be cost effective even when replacing just a few relays
D.	All of the above
E.	None of the above

Answer: Option D

Explanation:

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38.

Which of the following is a graphical input device?

A.	light pen
B.	keyboard
C.	mouse
D.	Track ball
E.	None of the above

Answer: Option A

Explanation:

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39.

Flat panel displays are based on what type of technology?

A.	Direct view storage tube
B.	Very large-scale integration (VLSI)
C.	Solid state
D.	RGB monitor
E.	None of the above

Answer: Option C

Explanation:

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40.

Which of these controller types is the most accurate?

A.	Proportional plus integral
B.	Proportional
C.	Proportional plus derivative
D.	Three mode
E.	None of the above

Answer: Option D

Explanation:

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