Automation System
Which method uses the design analysis as a method for effecting the design?

None of these
The iterative design method
The design selection method
The direct method
All of these

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Automation System
Resolution in a CRT refers to:

the number of phosphor dots that react when hit by the electron beam
None of these
the number of pixels in each square centimeter
the speed at which the monitor can accept data from the computer
the number of addressable elements on the tube

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Automation System
Relay ladder logic is used in a PC because:

None of these
All of these
most industrial control personnel are familiar with relay ladder logic diagrams and this is the easiest for them to use
it is impossible to write a control program for a machine in any other logic
it is the best industrial control language ever developed.

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Automation System
A sequence controller:

performs on/off control functions in relation to time.
is difficult to program
None of these
is a mechanical only controller
is no longer in widespread use

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