QUESTION 1You wish to turn on two LEDs in the middle of the display, so the first thing you will do is set AL to _________. a00 b11 c18 d55QUESTION 3Signaling interrupts is an effective way to deal with interrupts if _______. athe microprocessor is dedicated to a task ba minimal number of chips is needed cpolling is preferred dthere are many devices installed on the systemQUESTION 4If an ISR is called as a result of the instruction "INT 32", then it is __________. aan invalid operation ba high priority interrupt ca software interrupt da hardware interrupt

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Introductory Circuit Analysis (13th Edition)

13th Edition

ISBN:9780133923605

Author:Robert L. Boylestad

Publisher:Robert L. Boylestad

Chapter1: Introduction

Section: Chapter Questions

Problem 1P: Visit your local library (at school or home) and describe the extent to which it provides literature...

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QUESTION 1

You wish to turn on two LEDs in the middle of the display, so the first thing you will do is set AL to _________.

a
00

b
11

c
18

d
55

QUESTION 3
1. Signaling interrupts is an effective way to deal with interrupts if _______.
  
  a
  
  the microprocessor is dedicated to a task
  
  b
  
  a minimal number of chips is needed
  
  c
  
  polling is preferred
  
  d
  
  there are many devices installed on the system
  
  QUESTION 4
  
  If an ISR is called as a result of the instruction "INT 32", then it is __________.
  
  a
  an invalid operation
  
  b
  a high priority interrupt
  
  c
  a software interrupt
  
  d
  a hardware interrupt

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