Automation System
For a type 2 system, the steady-state:

All of these
None of these
error for a step input is always zero
input for acceleration input is always non-zero
error for a velocity input is always zero

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Automation System
Digital signals:

can have three possible levels
None of these
have a frequency measured in units of hertz
have a sinusoidal shape.
are assigned values of 1 or 0 depending on the voltage level

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Automation System
The refresh-vector CRT uses which of the following techniques?

Uses an electron gun to continuously flood the surface of the tube.
Makes changes on the image by increasing the anode voltage.
None of these
The beam constantly travels across the screen to turn on/off a series of pixels.
Creates images on the screen by scanning straight-line vectors between selected points.

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Automation System
CAE and CAM are linked through:

NC tape programming and automated design
a common data base and communications system
assembly automation and tool production.
parts production and testing
None of these

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