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Automation System
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Question
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
Correct Answer
all of the logic status is maintained in memory
Automation System problems
Search Results
1. 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
Show Answer
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Discuss
Correct Answer: Plotter
2. 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
Show Answer
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Correct Answer: the human aspect of the environment around the workstation as well as the workstation itself
3. 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
Show Answer
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Discuss
Correct Answer: the difference between the control setpoint value and the actual value.
4. The "walk-through" method of programming a robot involves:
Options
A. walking through your suggested procedure with your supervisor prior to programming
B. physically moving the robot through all the motions it is to repeat
C. moving the robot from one location to another
D. All of the above.
E. None of the above
Show Answer
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Discuss
Correct Answer: physically moving the robot through all the motions it is to repeat
5. The concept of a general CAD system was that it should provide:
Options
A. A system for handling user actions.
B. A system for the operation of applications programming.
C. A set of basic system functions and utilities.
D. All of the above
E. None of the above
Show Answer
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Discuss
Correct Answer: All of the above
6. 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
Show Answer
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Discuss
Correct Answer: has a reliable long life compared to relay logic
7. 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
Show Answer
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Discuss
Correct Answer: will vary depending on the language used
8. 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
Show Answer
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Discuss
Correct Answer: interlacing
9. 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.
Show Answer
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Correct Answer: both (b) and (c)
10. 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
Show Answer
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Discuss
Correct Answer: one that integrates both logic and a solid-state sensor into one unit.
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