Automation System
CAE and CAM are linked through:

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

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Automation System
Stepping motors:

can run at varying speeds
All of these
do not require commutators
can run both clockwise and counterclockwise
can be built to index different amounts by changing the pole configuration

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Automation System
There are several procedures you can implement to provide maximum security. The most important of these is:

do not leave training manuals unsecured
Verify the reputation of the people installing your system
None of these
do not allow unbonded service people to work on your equipment
run regular simulated tests using TARP (testing of Applications Recovery Planes)

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