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  • Question
  • Programmable controllers:


  • Options
  • A. are programmed using relay ladder logic
  • B. cannot perform functions other than relay logic
  • C. are widely used in many different industries
  • D. (a) and (c) above
  • E. None of the above

  • Correct Answer
  • (a) and (c) above 


  • Automation System problems


    Search Results


    • 1. Which of the following is often used as an alternative to the light pen or in association with storage tube displays?

    • Options
    • A. Digitiser
    • B. Track ball
    • C. Mouse
    • D. Tablet
    • E. None of the above
    • Discuss
    • 2. Relay ladder logic is used in a PC because:

    • Options
    • A. it is impossible to write a control program for a machine in any other logic
    • B. it is the best industrial control language ever developed.
    • C. most industrial control personnel are familiar with relay ladder logic diagrams and this is the easiest for them to use
    • D. All of the above
    • E. None of the above
    • Discuss
    • 3. Which of the following are kinds of instructions?

    • Options
    • A. Input
    • B. Arithmetic
    • C. Conditional branching
    • D. All of the above
    • E. None of the above
    • Discuss
    • 4. The "end-effector" of a robot:

    • Options
    • A. can be an actual tool
    • B. is the robot "hand"
    • C. may have a gripping action
    • D. All of the above
    • E. None of the above
    • Discuss
    • 5. An up/down counter used in a TI510PC has three inputs. Which of the following is not one of them?

    • Options
    • A. Count up
    • B. Count out
    • C. Reset.
    • D. Count down
    • E. None of the above
    • Discuss
    • 6. The difference between CAD and CAM is that CAD software is directed at product design while CAM software is:

    • Options
    • A. concerned with production and control of tool design
    • B. concerned with management programs
    • C. designed for communications
    • D. specifically for PC-board design
    • E. None of the above
    • Discuss
    • 7. What two disciplines are usually tied by a common data base?

    • Options
    • A. Documentation and geometric modeling
    • B. Computer-aided design and computer-aided manufacturing
    • C. Testing and analysis
    • D. Drafting and documentation
    • E. None of the above
    • Discuss
    • 8. Standard computer control products:

    • Options
    • A. are available off the shelf
    • B. are very expensive and not cost effective
    • C. do not exist yet
    • D. All of the above
    • E. None of the above
    • Discuss
    • 9. A microprocessor is:

    • Options
    • A. controlled by a program
    • B. an integrated circuit
    • C. relatively inexpensive
    • D. All of the above
    • E. None of the above
    • Discuss
    • 10. What is required to enable the PC to emulate a graphics terminal?

    • Options
    • A. Software
    • B. A laser printer
    • C. A color monitor
    • D. A graphics board
    • E. None of the above
    • Discuss


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