Automation System – Section 3

6. What is proportional control?

A. It has a discrete output for each error value
B. The controller output varies continuously over a range
C. The gain is independent of offset error.
D. All of the above
E. None of the above

Correct Answer: B. The controller output varies continuously over a range

7. The real “brain” of an artificial intelligence system is referred to as:

A. bubble memory
B. the expert system
C. recursive technology
D. natural language interfaces
E. None of the above

Correct Answer: B. the expert system

8. Analog and digital controllers:

A. cost the same to build
B. accept the same input signals
C. can be changed with equal case
D. All of the above
E. None of the above

Correct Answer: E. None of the above

9. Robot motion:

A. is the same for all robots
B. usually imitates human motion
C. is not dependent on the robot structure
D. All of the above
E. None of the above

Correct Answer: B. usually imitates human motion

10. The digitizing technology that uses an electric field radiated from the tablet and picked up by a cursor is:

A. electromagnetic
B. raster
C. sonic
D. electrostic
E. None of the above

Correct Answer: D. electrostic

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