Automation System problems
- 1. 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 Discuss
Correct Answer: All of the above
- 2. The heart of automation technology is.
Options- A. robots
- B. computers
- C. control
- D. sensors
- E. None of the above Discuss
Correct Answer: computers
- 3. 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 Discuss
Correct Answer: All of the above
- 4. 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 Discuss
Correct Answer: objects are entered at specific intervals.
- 5. 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 Discuss
Correct Answer: None of the above
- 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 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 Discuss
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 Discuss
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 Discuss
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 Discuss
Correct Answer: logic
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