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  • Question
  • Analog and digital controllers:


  • Options
  • A. cost the same to build
  • B. accept the same input signals
  • C. can be changed with equal case
  • D. All of the above
  • E. None of the above

  • Correct Answer
  • None of the above 


  • Automation System problems


    Search Results


    • 1. The "snap" command feature in both AutoCAD and VersaCAD ensure that:

    • Options
    • A. template lines can be removed
    • B. objects are entered at specific intervals.
    • C. identified data are automatically segmented
    • D. definable center markers are entered.
    • E. None of the above
    • Discuss
    • 2. A process controller:

    • Options
    • A. can interface to digital and analog I/O
    • B. is useful in a continuous process control application
    • C. can solve a PID process control equation easily
    • D. All of the above
    • E. None of the above
    • Discuss
    • 3. The heart of automation technology is.

    • Options
    • A. robots
    • B. computers
    • C. control
    • D. sensors
    • E. None of the above
    • Discuss
    • 4. Compared to an open-loop system, a closed-loop control system is:

    • Options
    • A. more accurate
    • B. more complex
    • C. more stable
    • D. All of the above
    • E. None of the above
    • Discuss
    • 5. Which CAD display configurability allows work without any host support?

    • Options
    • A. Highly intelligent
    • B. Medium intelligence
    • C. Low intelligence
    • D. One with no secondary storage capacity.
    • E. None of the above
    • Discuss
    • 6. A dc servo motor:

    • Options
    • A. uses a tachometer for speed feedback
    • B. uses a variable dc voltage for speed control
    • C. can provide precise position control
    • D. All of the above
    • E. None of the above
    • Discuss
    • 7. The power source that drives the manipulator can be:

    • Options
    • A. pneumatic
    • B. electric
    • C. hydraulic
    • D. All of the above
    • E. None of the above
    • Discuss
    • 8. Robot motion:

    • Options
    • A. is the same for all robots
    • B. usually imitates human motion
    • C. is not dependent on the robot structure
    • D. All of the above
    • E. None of the above
    • Discuss
    • 9. The rectangular boundary around a specific area on the display is called

    • Options
    • A. a window
    • B. a conic section
    • C. a view point
    • D. a view plane
    • E. None of the above
    • Discuss
    • 10. Four basic elements are required for an automated machine tool or production process. They are: input interface, memory, output interface and:

    • Options
    • A. logic
    • B. software
    • C. NC tape programming
    • D. computer graphics workstation
    • E. None of the above
    • Discuss


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