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  • Question
  • 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

  • Correct Answer
  • logic 


  • Automation System problems


    Search Results


    • 1. 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
    • 2. 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
    • 3. 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
    • 4. 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
    • 5. 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
    • Discuss
    • 6. Automation means:

    • Options
    • A. assisting or replacing humans with machines.
    • B. workers controlling machines.
    • C. increased productivity.
    • D. All of the above
    • E. None of the above
    • Discuss
    • 7. Light sensors:

    • Options
    • A. cannot be used a s limit switches.
    • B. come in a wide variety of mounting styles
    • C. work in direct sunlight
    • D. never use infrared light as light source
    • E. None of the above
    • Discuss
    • 8. The Ziegler-Nichols method:

    • Options
    • A. is a graphical solution method
    • B. can be used to determine gain factors of a PI loop
    • C. is a method of control
    • D. a and b above
    • E. None of the above
    • Discuss
    • 9. Which method uses the design analysis as a method for effecting the design?

    • Options
    • A. The iterative design method
    • B. The direct method
    • C. The design selection method
    • D. All of the above
    • E. None of the above
    • Discuss
    • 10. The two types of relays in a PC are:

    • Options
    • A. an output relay and a control relay
    • B. a control relay and a retentive relay
    • C. a retentive relay and a non-retentive relay
    • D. All of the above
    • E. None of the above
    • Discuss


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