Automation System problems
- 1. A venturi tube:
Options- A. is extremely difficult to use
- B. is made only of metal
- C. measures the presence of a liquid
- D. can be used to measure gas or liquid flow rates
- E. None of the above Discuss
Correct Answer: can be used to measure gas or liquid flow rates
- 2. 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
Correct Answer: The time it takes for the mass of the process to respond to an input change.
- 3. In the PROLOG language system, facts are manipulated by:
Options- A. algorithms
- B. rules
- C. memory
- D. simulations
- E. None of the above Discuss
Correct Answer: rules
- 4. 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
Correct Answer: 133.36
- 5. 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
Correct Answer: are "procedure-oriented"
- 6. 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
Correct Answer: can help reduce software development time
- 7. 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 Discuss
Correct Answer: can be used on a PM550 programmable process controller
- 8. 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
Correct Answer: All of the above
- 9. 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
Correct Answer: the expert system
- 10. 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
Correct Answer: A co-processor
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