Study your flashcards anywhere!

Download the official Cram app for free >

  • Shuffle
    Toggle On
    Toggle Off
  • Alphabetize
    Toggle On
    Toggle Off
  • Front First
    Toggle On
    Toggle Off
  • Both Sides
    Toggle On
    Toggle Off
  • Read
    Toggle On
    Toggle Off
Reading...
Front

How to study your flashcards.

Right/Left arrow keys: Navigate between flashcards.right arrow keyleft arrow key

Up/Down arrow keys: Flip the card between the front and back.down keyup key

H key: Show hint (3rd side).h key

A key: Read text to speech.a key

image

Play button

image

Play button

image

Progress

1/15

Click to flip

15 Cards in this Set

  • Front
  • Back
I/O addresses are blocks of _____ that are reserved for the various components or devices installed in the computer
RAM
_______ are blocks of RAM that are reserved for the various components or devices installed in the computer
I/O addresses
What happens if two I/O devices have the same I/O addresses?
the computer can not identify them.
Additional cards that are installed are defined in the operating system by their ____ and I/O address.
IRQ
What base IO address does LPT2 have?
0278
What base IO address does COM1 have?
03F8
What base IO address does COM2 have?
02F8
What base IO address does COM 3 have?
03E8
What base IO address does COM 4 have?
02E8
What base IO address does LP1 have?
0378
What device has I/O adress 60 and 64?
Keyboard
What device has address 40-43?
System Timer
What device has I/O address E0-EF?
Its reserved.
What I/O range does COM 1 have?
03F8-03FF
What I/O range does COM2 have?
02F8-02FF