Automation System
Which of the following is often used as an alternative to the light pen or in association with storage tube displays?

Tablet
Track ball
None of these
Digitiser
Mouse

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Automation System
A discrete parts process is:

normally a repetitive series of operations
the same as a continuous process except a different controller must be used
(b) and (c)
None of these
often encountered in manufacturing

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Automation System
A dc servo motor:

can provide precise position control
uses a tachometer for speed feedback
All of these
uses a variable dc voltage for speed control
None of these

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