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

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

ANSWER DOWNLOAD EXAMIANS APP

Automation System
The computer graphics system called SKETCHPAD was demonstrated at

Imperial college of Science and Technology, London, 1973
Massachusetts Institute of Technology in 1963
None of these
University of Aston, Birmingham, 1960
Cranfield Institute of Technology, London, 1962

ANSWER DOWNLOAD EXAMIANS APP