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

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

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Automation System
The main function(s) of computer in CAD is/are

All of these
None of these
To serve as an extension to the memory of the designer
To enhance the analytical and logical power of the designer
To relieve the designer from routine repetitious tasks.

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