Automation System
A pick-and-place manipulator is:

primarily used for large parts handling
None of these
an intelligent robot
the most flexible of all robots
capable of point-to-point operation

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Automation System
One of the major benefits of using CAD in tool design is that:

tool motions can be checked to see if there is interference between the tool and the object
None of these
it simplifies the trial-and-error method
product design represents approximately one-half the engineering costs
there is better coordination in the materials-handling area

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Automation System
Digital signals:

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

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Automation System
Semiconductor devices:

have a very short infant mortality period
usually have a very short MTBF (mean time between failure)
are less reliable than electro¬mechanical components
None of these
All of these

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