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Automation System
Comments
Question
Analog and digital controllers:
Options
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
None of the above
Automation System problems
Search Results
1. The "snap" command feature in both AutoCAD and VersaCAD ensure that:
Options
A. template lines can be removed
B. objects are entered at specific intervals.
C. identified data are automatically segmented
D. definable center markers are entered.
E. None of the above
Show Answer
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Discuss
Correct Answer: objects are entered at specific intervals.
2. A process controller:
Options
A. can interface to digital and analog I/O
B. is useful in a continuous process control application
C. can solve a PID process control equation easily
D. All of the above
E. None of the above
Show Answer
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Discuss
Correct Answer: All of the above
3. The heart of automation technology is.
Options
A. robots
B. computers
C. control
D. sensors
E. None of the above
Show Answer
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Discuss
Correct Answer: computers
4. Compared to an open-loop system, a closed-loop control system is:
Options
A. more accurate
B. more complex
C. more stable
D. All of the above
E. None of the above
Show Answer
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Discuss
Correct Answer: All of the above
5. Which CAD display configurability allows work without any host support?
Options
A. Highly intelligent
B. Medium intelligence
C. Low intelligence
D. One with no secondary storage capacity.
E. None of the above
Show Answer
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Discuss
Correct Answer: Highly intelligent
6. A dc servo motor:
Options
A. uses a tachometer for speed feedback
B. uses a variable dc voltage for speed control
C. can provide precise position control
D. All of the above
E. None of the above
Show Answer
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Discuss
Correct Answer: All of the above
7. The power source that drives the manipulator can be:
Options
A. pneumatic
B. electric
C. hydraulic
D. All of the above
E. None of the above
Show Answer
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Correct Answer: All of the above
8. Robot motion:
Options
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
Show Answer
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Correct Answer: usually imitates human motion
9. The rectangular boundary around a specific area on the display is called
Options
A. a window
B. a conic section
C. a view point
D. a view plane
E. None of the above
Show Answer
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Correct Answer: a window
10. Four basic elements are required for an automated machine tool or production process. They are: input interface, memory, output interface and:
Options
A. logic
B. software
C. NC tape programming
D. computer graphics workstation
E. None of the above
Show Answer
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Discuss
Correct Answer: logic
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