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    Computing
  3. Study Set
    Programmable Logic Controllers Study Set 1
  4. Exam
    Exam 9: Sequencer and Shift Register Instructions
  5. Question
    Sequencer Switches Are Used Whenever
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Sequencer Switches Are Used Whenever

Question 28

Question 28

Multiple Choice

Sequencer switches are used whenever:


A) a counter function is required.
B) a timer function is required.
C) a time-delay function is required.
D) a repeatable operating pattern is required.

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