Automation System - Section 1 (3)

17.

If the transient response is under damped:

A.	steady-state will be reached faster than if the system is overdamped
B.	the value of the output will exceed the value of the input at times during the transient period
C.	the present overshoot is zero
D.	both a and b
E.	None of the above

Answer: Option D

Explanation:

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18.

Using a microcomputer as a controller allows:

A.	faster cycle time
B.	simpler mechanical hardware
C.	more self diagnostics of the machine operation
D.	All of the above
E.	None of the above

Answer: Option D

Explanation:

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19.

Which device does the general population associate most with automation?

A.	Flexible manufacturing
B.	Robots
C.	Numerical control machine
D.	Computer graphics workstation
E.	None of the above

Answer: Option B

Explanation:

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20.

Speech recognition:

A.	will never be used in industrial controls
B.	is already widely used in industrial controls
C.	will be used in more applications as the technology matures.
D.	All of the above
E.	None of the above

Answer: Option C

Explanation:

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21.

A discrete parts process is:

A.	the same as a continuous process except a different controller must be used
B.	often encountered in manufacturing
C.	normally a repetitive series of operations
D.	(b) and (c)
E.	None of the above

Answer: Option A

Explanation:

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22.

Timing using a TM990 micro¬computer:

A.	require an external timer added by the user
B.	is available on the standard CPU board
C.	can be handled in software
D.	both (b) and (c)
E.	None of the above.

Answer: Option D

Explanation:

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23.

In raster-scan colour monitors, colour can be intensified by:

A.	grouping the phosphor dots in a circular pattern
B.	having each electron gun controlled by a composite signal
C.	using an in-line gun arrangement with a solid metal mesh
D.	having each electron gun controlled by separate signal
E.	None of the above

Answer: Option D

Explanation:

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24.

Which method is frequently used, especially in the early stages of design?

A.	The iterative design method
B.	The direct method
C.	The design selection method
D.	All of the above
E.	None of the above

Answer: Option A

Explanation:

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