Automation System
The main activity(ies) of Designer in CAD is/are:

Organisation of design information
All of these
None of these
Application of creativity, ingenuity, and experience.
Control of the design process in information distribution.

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Automation System
CAE and CAM are linked through:

NC tape programming and automated design
assembly automation and tool production.
parts production and testing
a common data base and communications system
None of these

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Automation System
A sequence controller:

is a mechanical only controller
None of these
performs on/off control functions in relation to time.
is no longer in widespread use
is difficult to program

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Automation System
Numerical control:

is a method for controlling the operation of a machine by means of a set of instructions
All of these
applies only to milling machines
None of these
is a method for producing an exact number of parts per hour

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Automation System
Programmable controllers:

None of these
are programmed using relay ladder logic
are widely used in many different industries
cannot perform functions other than relay logic
(a) and (c) above

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