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Subject: "CPU - Real mode?" Previous topic | Next topic
_Chewy_Mon Aug-23-04 04:21 PM
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"CPU - Real mode?"


  

          

I'm planning on taking my A+ Core exam in a few weeks. In one of the study guide books I read, it stated:

"All CPUs boot in real mode until 32-bit instructions switches them to protected mode. (This may be one of the reasons why 2000/XP always require a FAT32 partition at the start of the command line setup process, even if you choose NTFS during the installation."

Objective: Know how to boot into 16-bit real mode.

I've never heard of this 'real mode' before... is it just saying that I should know how to boot into Safe Mode? Or is it something entirely different??

  

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Replies to this topic
Subject Author Message Date ID
RE: CPU - Real mode?
Aug 23rd 2004
1
RE: CPU - Real mode?
Aug 23rd 2004
2
      RE: CPU - Real mode?
Aug 23rd 2004
3
           RE: CPU - Real mode?
Aug 23rd 2004
4
RE: CPU - Real mode?
Aug 24th 2004
5
RE: CPU - Real mode?
Aug 24th 2004
6

ShellyMon Aug-23-04 05:14 PM
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#1. "RE: CPU - Real mode?"
In response to _Chewy_ (Reply # 0)


  

          

For all practical purposes today Real Mode is booting to DOS.

http://www.pcguide.com/ref/cpu/arch/int/modesReal-c.html

http://www.deinmeister.de/x86modes.htm

Shelly

  

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_Chewy_Mon Aug-23-04 06:06 PM
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#2. "RE: CPU - Real mode?"
In response to Shelly (Reply # 1)


  

          

Thanks Shelly. I am determined more than ever to get this darn A+ cert over and done with. I've been talkin about doing this for long enough.

  

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WakkoMon Aug-23-04 07:10 PM
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#3. "RE: CPU - Real mode?"
In response to _Chewy_ (Reply # 2)


  

          

Ditto.
I just have a hard time self studying for something when I know most of the material and find the books to be a very dry source of review.

  

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_Chewy_Mon Aug-23-04 09:43 PM
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#4. "RE: CPU - Real mode?"
In response to Wakko (Reply # 3)


  

          

The hard part for me has been filtering out the stuff I already know and boning up on the subjects that I'm weak on like the different network topologies and cable speeds.

  

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PauliezTue Aug-24-04 03:39 AM
Member since Jun 18th 2003
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#5. "RE: CPU - Real mode?"
In response to _Chewy_ (Reply # 0)
Tue Aug-24-04 03:40 AM by Pauliez

          

I went to Google and searched for Real Mode and got quite a few links relating to DOS.

  

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therubeTue Aug-24-04 04:25 AM
Member since Jan 22nd 2003
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#6. "RE: CPU - Real mode?"
In response to _Chewy_ (Reply # 0)


  

          

"This may be one of the reasons why 2000/XP always require a FAT32 partition at the start of the command line setup process, even if you choose NTFS during the installation."


My thoughts on that:

"How important is Windows XP SP2?"
http://www.pcqanda.com/dc/dcboard.php?az=show_topic&forum=2&topic_id=316189#316364

  

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