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- Question
Time proportioning control:
Options- A. can be used on a PM550 programmable process controller
- B. is less efficient than normal PID control
- C. cannot use a TM990 micro¬computer
- D. a and b above.
- E. None of the above
- Correct Answer
- can be used on a PM550 programmable process controller
- 1. An operating system:
Options- A. can help reduce software development time
- B. provides ability for other programmers to understand the software structure
- C. is useless in most control applications
- D. All of the above
- E. None of the above Discuss
- 2. High-level languages:
Options- A. are "procedure-oriented"
- B. are very difficult to use
- C. cannot be used with automatic systems.
- D. require knowledge of the computer design
- E. None of the above Discuss
- 3. If the present value in a timer in the TI510 is 8, how many milliseconds is required from the time the timer is started until the output is enabled?
Options- A. 18.0
- B. 133.36
- C. 149.88
- D. 1275.41
- E. None of the above Discuss
- 4. In the PROLOG language system, facts are manipulated by:
Options- A. algorithms
- B. rules
- C. memory
- D. simulations
- E. None of the above Discuss
- 5. What is the process lag?
Options- A. The time it takes for the sensor to respond to a changed.
- B. The lag in the error signal when the setpoint is changed.
- C. The time it takes for the mass of the process to respond to an input change.
- D. All of the above
- E. None of the above Discuss
- 6. Advantages of robots include:
Options- A. increased productivity
- B. ability to withstand hazardous environments
- C. good return on investment and better company image
- D. All of the above
- E. None of the above Discuss
- 7. The real "brain" of an artificial intelligence system is referred to as:
Options- A. bubble memory
- B. the expert system
- C. recursive technology
- D. natural language interfaces
- E. None of the above Discuss
- 8. The addition of _____ can reduce processing time.
Options- A. A buffer
- B. An EPROM
- C. A converter
- D. A co-processor
- E. None of the above Discuss
- 9. A LISP environment consists of a language, a programming environ¬ment, and:
Options- A. random-access storage
- B. a processor
- C. a large address
- D. a set of functions
- E. None of the above Discuss
- 10. What is proportional control?
Options- 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 Discuss
Automation System problems
Search Results
Correct Answer: can help reduce software development time
Correct Answer: are "procedure-oriented"
Correct Answer: 133.36
Correct Answer: rules
Correct Answer: The time it takes for the mass of the process to respond to an input change.
Correct Answer: All of the above
Correct Answer: the expert system
Correct Answer: A co-processor
Correct Answer: a set of functions
Correct Answer: The controller output varies continuously over a range
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