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