Automation System
A technique for displaying applications where complex 3-D geometric are required for the exteror shall of a product is called:

2-D modeling
surface modeling
None of these
3-D modeling
solid modeling

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Automation System
High-level languages:

require knowledge of the computer design
are "procedure-oriented"
None of these
are very difficult to use
cannot be used with automatic systems.

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Automation System
Stepping motors:

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

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Automation System
Pressure sensors:

use an aneroid chamber with a variable resistance output
None of these
All of these
use capacitive variations to sense pressure
use the piezoresistive effect in strain gauge sensors

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Automation System
Trend analysis:

requires a very expensive system to implement
can improve control system response
is used only in financial planning
None of these
is a brand new concept

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