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Automation System - Section 5 Multiple Questions and Answers.
| 36. | A display of a volume model that shows all of its edges is called a: | ||
| A. | surface model | ||
| B. | 3-D model | ||
| C. | wire-frame | ||
| D. | solid model | ||
| 37. | A sequence controller: | ||
| A. | is difficult to program | ||
| B. | is a mechanical only controller | ||
| C. | is no longer in widespread use | ||
| D. | performs on/off control functions in relation to time. | ||
| 38. | Programmable controllers: | ||
| 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 | ||
| 39. | Which of the following are kinds of instructions? | ||
| A. | Input | ||
| B. | Arithmetic | ||
| C. | Conditional branching | ||
| D. | All of the above | ||
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