Automation System problems
- 1. A servo controlled robot:
Options- A. stop only at fixed points on each axis
- B. can accelerate
- C. must be hydraulically driven
- D. must be electrically driven
- E. None of the above Discuss
Correct Answer: can accelerate
- 2. A disadvantage of Numerical Control (NC) is:
Options- A. the computer is not reliable
- B. the tape and tape reader are not reliable
- C. one operator is needed for each machine.
- D. the machine tool can easily overheat
- E. None of the above Discuss
Correct Answer: the tape and tape reader are not reliable
- 3. If the transient response of a system is overdamped:
Options- A. the value of the output exceeds the value of the input at times during the transient period.
- B. the value of the output never exceeds the value of the input during the transient period.
- C. the value of the output never stabilizes.
- D. All of the above
- E. None of the above Discuss
Correct Answer: the value of the output never exceeds the value of the input during the transient period.
- 4. A solenoid:
Options- A. can be used only in de circuits
- B. is spring operated
- C. is widely used in industrial automation
- D. is related to an aneroid
- E. None of the above Discuss
Correct Answer: is widely used in industrial automation
- 5. The device that assembles groups of characters into complete messages prior to their entering the CPU is called:
Options- A. a compiler
- B. an interpreter
- C. a communications processor
- D. an editor
- E. None of the above Discuss
Correct Answer: a communications processor
- 6. A semi-continuous operation means:
Options- A. the operation is continuous each shift, but stops between shifts
- B. coffee breaks are allowed for the operator
- C. a computer is a required part of the machine
- D. each operation in a sequence is continuous, but subsequent operations in the sequence may be different.
- E. None of the above Discuss
Correct Answer: each operation in a sequence is continuous, but subsequent operations in the sequence may be different.
- 7. Which of the following devices could be part of a sensor?
Options- A. thermometer
- B. brake
- C. relay
- D. clutch.
- E. None of the above Discuss
Correct Answer: thermometer
- 8. A common data base is one requisite for converting CAD and CAM to CIM. Another is that:
Options- A. the system must make provision for new techniques.
- B. there should be a common 3-D part description system.
- C. the user must have access to both hardware and software
- D. technical assistance must be provided to the user.
- E. None of the above Discuss
Correct Answer: there should be a common 3-D part description system.
- 9. Today's engineers feel that the ultimate solution to the CAD/CAM problem will be
Options- A. Animation
- B. the microprocessor
- C. turnkey systems
- D. development of a more efficient display controller
- E. None of the above Discuss
Correct Answer: the microprocessor
- 10. The electronic component that has been the key to recent developments in automation is the:
Options- A. improved vacuum tube
- B. integrated circuit
- C. diode
- D. transistor
- E. None of the above Discuss
Correct Answer: integrated circuit
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