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Author Question: Polled I/O operation is periodic, inefficient, and generally allows no priority assignments. ... (Read 78 times)

RRMR

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on: Jul 28, 2018
Polled I/O operation is periodic, inefficient, and generally allows no priority assignments.
 
  Indicate whether the statement is true or false

Question 2

What statement best describes the action of a zener diode?
 
  A) Zener diodes regulate voltage levels below their minimum forward bias
  B) Zener diodes are used mostly in tuning circuits
  C) Zener diodes regulate voltage upon exceeding reverse breakdown voltage
  D) When the diode is biased into saturation, it tends to regulate voltage because of it's bulk resistance


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lkoler

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Reply #1 on: Jul 28, 2018
Answer to Question 1

TRUE

Answer to Question 2

C


RRMR

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Reply 2 on: Jul 28, 2018
YES! Correct, THANKS for helping me on my review

AmberC1996

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Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

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