Automation System
Four basic elements are required for an automated machine tool or production process. They are: input interface, memory, output interface and:

logic
None of these
computer graphics workstation
software
NC tape programming

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Automation System
The program execution time:

must be slower than the fastest mechanical operation that is to be controlled
cannot be changed once the program is written
All of these
None of these
will vary depending on the language used

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Automation System
A semi-continuous operation means:

the operation is continuous each shift, but stops between shifts
a computer is a required part of the machine
None of these
each operation in a sequence is continuous, but subsequent operations in the sequence may be different.
coffee breaks are allowed for the operator

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