Automation System – Section 5

1. A microprocessor is:

A. controlled by a program
B. an integrated circuit
C. relatively inexpensive
D. All of the above
E. None of the above

Correct Answer:  D. All of the above

2. An up/down counter used in a TI510PC has three inputs. Which of the following is not one of them?

A. Count up
B. Count out
C. Reset.
D. Count down
E. None of the above

Correct Answer:  B. Count out

3. If a sine wave has a frequency of 500 Hz, the period in seconds of the sine wave is:

A. 5000
B. 0.003
C. 0.02
D. 0.002.
E. None of the above

Correct Answer:  D. 0.002.

4. Standard computer control products:

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

Correct Answer:  A. are available off the shelf

5. Skipping every other line and picking up the skipped lines on the second pass is called:

A. interlacing
B. refresh-vector
C. raster-scan
D. stroke writing
E. None of the above

Correct Answer:  A. interlacing

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