Automation System
Which of the following symbol modes are used to input of graphics to General CAD system?

Arc and Circle mode
None of these
Dimension and Alphanumeric mode
All of these
Live and Rectangle mode

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Automation System
A common data base is one requisite for converting CAD and CAM to CIM. Another is that:

None of these
the system must make provision for new techniques.
technical assistance must be provided to the user.
the user must have access to both hardware and software
there should be a common 3-D part description system.

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