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- Question
The program execution time:
Options- A. must be slower than the fastest mechanical operation that is to be controlled
- B. will vary depending on the language used
- C. cannot be changed once the program is written
- D. All of the above
- E. None of the above
- Correct Answer
- will vary depending on the language used
- 1. One advantage of a PC in industrial control is that it:
Options- A. has a reliable long life compared to relay logic
- B. is very difficult for the inexperienced programmer to understand
- C. is unreliable because there are no moving parts
- D. All of the above
- E. None of the above Discuss
- 2. In the operation of a programmable controller:
Options- A. all of the logic status is maintained in memory
- B. any latched data must be done using an external latching relay
- C. mathematics cannot be performed
- D. All of the above
- E. None of the above Discuss
- 3. Which of the following is a graphical output device?
Options- A. Dot-matrix Printer
- B. Plotter
- C. Laser Printer
- D. Line Printer
- E. None of the above Discuss
- 4. Ergonomics refers to:
Options- A. the human aspect of the environment around the workstation as well as the workstation itself
- B. the cost relationship of the workstation versus productivity
- C. the level of involvement the operator has with the workstation
- D. the technology involved in the workstation itself
- E. None of the above Discuss
- 5. What is offset error?
Options- A. the difference between the sensor input and the absolute sensed parameter.
- B. the difference between the controller output and the setting of the manipulated variable.
- C. the difference between the control setpoint value and the actual value.
- D. All of the above
- E. None of the above Discuss
- 6. Skipping every other line and picking up the skipped lines on the second pass is called:
Options- A. interlacing
- B. refresh-vector
- C. raster-scan
- D. stroke writing
- E. None of the above Discuss
- 7. An operating system:
Options- A. is required to run a microprocessor system
- B. provides a structure with which to develop application programs
- C. is useful because standard modules can be used
- D. both (b) and (c)
- E. None of the above. Discuss
- 8. A smart solid-state sensor is:
Options- A. one that integrates both logic and a solid-state sensor into one unit.
- B. one that has two or three substrates
- C. not available today
- D. All of the above
- E. None of the above Discuss
- 9. The general CAD system was development by considering a wide range of possible uses of such a system.
Options- A. Mechanical engineering design
- B. Animation and graphic design
- C. Structural engineering design and Electronic circuit design
- D. All of the above
- E. None of the above Discuss
- 10. Having compatibility and commonality in and between vendors' equipment is called:
Options- A. registration
- B. standardization
- C. integration
- D. networking
- E. None of the above Discuss
Automation System problems
Search Results
Correct Answer: has a reliable long life compared to relay logic
Correct Answer: all of the logic status is maintained in memory
Correct Answer: Plotter
Correct Answer: the human aspect of the environment around the workstation as well as the workstation itself
Correct Answer: the difference between the control setpoint value and the actual value.
Correct Answer: interlacing
Correct Answer: both (b) and (c)
Correct Answer: one that integrates both logic and a solid-state sensor into one unit.
Correct Answer: All of the above
Correct Answer: standardization
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