Automation System
A semi-continuous operation means:

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

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Automation System
Ergonomics refers to:

the cost relationship of the workstation versus productivity
the human aspect of the environment around the workstation as well as the workstation itself
the level of involvement the operator has with the workstation
the technology involved in the workstation itself
None of these

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