⭐ 欢迎来到虫虫下载站！ | 📦 资源下载 📁 资源专辑 ℹ️ 关于我们
⭐ 虫虫下载站
📤 上传资源

📄 ch26.mht

📁 如果想学习操作系统
💻 MHT
📖 第 1 页 / 共 5 页
字号:
🔍
12345 
From: <由 Microsoft Internet Explorer 5 保存>
Subject: ch26
Date: Thu, 9 Sep 2004 22:05:57 +0800
MIME-Version: 1.0
Content-Type: multipart/related;
	boundary="----=_NextPart_000_03CC_01C496B9.2ED25930";
	type="text/html"
X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2800.1106

This is a multi-part message in MIME format.

------=_NextPart_000_03CC_01C496B9.2ED25930
Content-Type: text/html;
	charset="gb2312"
Content-Transfer-Encoding: quoted-printable
Content-Location: http://oa.gdut.edu.cn/os/multimedia/oscai/chapter2/pages/ch26.htm

<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
<HTML><HEAD><TITLE>ch26</TITLE>
<META http-equiv=3DContent-Type content=3D"text/html; charset=3Dgb2312">
<META content=3D"MSHTML 6.00.2800.1106" name=3DGENERATOR>
<META content=3D"none, default" name=3D"Microsoft Theme">
<META content=3D"none, default" name=3D"Microsoft Border">
<SCRIPT language=3DJavaScript>
function YxGoto()=20
{
  if( document.location =3D=3D top.document.location )
    top.open( "ch26_tree.htm", "_top"  );
  else top.open( document.location, "_top"  );
}
</SCRIPT>

<SCRIPT language=3DJavaScript>
function YxGoto1()=20
{
=20
    top.open( "../../../../index/index.htm", "_top"  );
=20
}
</SCRIPT>
</HEAD>
<BODY =
background=3Dhttp://oa.gdut.edu.cn/os/multimedia/oscai/images/back11.jpg>=

<TABLE cellSpacing=3D0 cellPadding=3D0 width=3D"98%" border=3D0>
  <TBODY>
  <TR>
    <TD width=3D"21%"><A=20
      =
href=3D"http://oa.gdut.edu.cn/os/multimedia/oscai/chapter2/pages/ch25.htm=
"><IMG=20
      height=3D33 =
src=3D"http://oa.gdut.edu.cn/os/multimedia/images/BACKSECT.GIF"=20
      width=3D42 border=3D0></A> <INPUT onclick=3D"YxGoto() " =
type=3Dimage height=3D30=20
      width=3D30 =
src=3D"http://oa.gdut.edu.cn/os/multimedia/images/Grobe.GIF">
      <SCRIPT language=3DJavaScript>
  if( document.location =3D=3D top.document.location )
    document.write("<A HREF=3D\"ch26_tree.htm\" TARGET=3D\"_top\"></A>")
  else
    document.write("<A HREF=3D\"ch26.htm\" TARGET=3D\"_top\"></A>")
</SCRIPT>
       <A=20
      =
href=3D"http://oa.gdut.edu.cn/os/multimedia/oscai/chapter2/pages/ch27.htm=
"><IMG=20
      height=3D33 =
src=3D"http://oa.gdut.edu.cn/os/multimedia/images/NEXTSECT.GIF"=20
      width=3D42 border=3D0></A> </TD>
    <TD width=3D"62%"><!--webbot bot=3D"ImageMap" rectangle=3D"(1,2) =
(162, 46)  ../ch2dir.htm" src=3D"../images/=BD=F8=B3=CC=B9=DC=C0=ED.gif" =
alt=3D"=B5=DA=B6=FE=D5=C2" border=3D"0" startspan --><MAP=20
      name=3DFrontPageMap><AREA shape=3DRECT coords=3D0,1,161,45=20
        =
href=3D"http://oa.gdut.edu.cn/os/multimedia/oscai/chapter2/ch2dir.htm"></=
MAP><A=20
      =
href=3D"http://oa.gdut.edu.cn/os/multimedia/oscai/_vti_bin/shtml.dll/chap=
ter2/pages/ch25.htm/map"><IMG=20
      height=3D47 alt=3D=B5=DA=B6=FE=D5=C2 isMap=20
      =
src=3D"http://oa.gdut.edu.cn/os/multimedia/oscai/chapter2/images/biaoti.g=
if"=20
      width=3D163 useMap=3D#FrontPageMap border=3D0></A> <!--webbot =
bot=3D"ImageMap" endspan i-checksum=3D"34778" --><A =
name=3D=D2=B3=CD=B7></A></TD>
    <TD width=3D"17%"><INPUT onclick=3D"YxGoto1() " type=3Dimage =
height=3D36 width=3D124=20
      src=3D"http://oa.gdut.edu.cn/os/multimedia/images/backhome.gif" =
name=3Dimage>=20
    </TD></TR></TBODY></TABLE>
<TABLE cellSpacing=3D0 cellPadding=3D0 width=3D"98%" border=3D0>
  <TBODY>
  <TR>
    <TD width=3D"100%">
      <P align=3Dcenter><IMG height=3D63 alt=3D=B5=DA=CE=E5=BD=DA=20
      =
src=3D"http://oa.gdut.edu.cn/os/multimedia/oscai/chapter2/images/tbhc.GIF=
"=20
      width=3D351> </P></TD></TR></TBODY></TABLE>
<TABLE cellSpacing=3D0 cellPadding=3D0 width=3D"98%" border=3D0>
  <TBODY>
  <TR>
    <TD width=3D"100%">
      <P align=3Dcenter><!--webbot bot=3D"ImageMap" =
rectangle=3D"(313,21) (456,40) #%e9%97%ae%e9%a2%98" rectangle=3D"(191,4) =
(299,21) #%e4%be%8b%e5%ad%90" rectangle=3D"(91,3) (168,20) =
#%e4%bf%a1%e5%8f%b7%e9%87%8f%e6%9c%ba%e5%88%b6" rectangle=3D"(15,3) =
(65,21) #%e4%b8%b4%e7%95%8c%e5%8c%ba" src=3D"../images/link25.GIF" =
border=3D"0" startspan --><MAP=20
      name=3DFrontPageMap1><AREA shape=3DRECT coords=3D313,21,456,40=20
        =
href=3D"http://oa.gdut.edu.cn/os/multimedia/oscai/chapter2/pages/ch26.htm=
#=CE=CA=CC=E2"><AREA=20
        shape=3DRECT coords=3D191,4,299,21=20
        =
href=3D"http://oa.gdut.edu.cn/os/multimedia/oscai/chapter2/pages/ch26.htm=
#=C0=FD=D7=D3"><AREA=20
        shape=3DRECT coords=3D91,3,168,20=20
        =
href=3D"http://oa.gdut.edu.cn/os/multimedia/oscai/chapter2/pages/ch26.htm=
#=D0=C5=BA=C5=C1=BF=BB=FA=D6=C6"><AREA=20
        shape=3DRECT coords=3D15,3,65,21=20
        =
href=3D"http://oa.gdut.edu.cn/os/multimedia/oscai/chapter2/pages/ch26.htm=
#=C1=D9=BD=E7=C7=F8"></MAP><A=20
      =
href=3D"http://oa.gdut.edu.cn/os/multimedia/oscai/_vti_bin/shtml.dll/chap=
ter2/pages/ch25.htm/map1"><IMG=20
      height=3D44 isMap=20
      =
src=3D"http://oa.gdut.edu.cn/os/multimedia/oscai/chapter2/images/link25.G=
IF"=20
      width=3D520 useMap=3D#FrontPageMap1 border=3D0></A><!--webbot =
bot=3D"ImageMap" endspan i-checksum=3D"40329" --><!--webbot =
bot=3D"ImageMap" rectangle=3D"(0,0) (39, 40)  ../../main.htm" =
src=3D"../images/OS.GIF" alt=3D"OS.GIF (2407 bytes)" border=3D"0" =
startspan --><MAP=20
      name=3DFrontPageMap2><AREA shape=3DRECT coords=3D0,0,39,40=20
        =
href=3D"http://oa.gdut.edu.cn/os/multimedia/oscai/main.htm"></MAP><A=20
      =
href=3D"http://oa.gdut.edu.cn/os/multimedia/oscai/_vti_bin/shtml.dll/chap=
ter2/pages/ch25.htm/map2"><IMG=20
      height=3D41 alt=3D"OS.GIF (2407 bytes)" isMap=20
      =
src=3D"http://oa.gdut.edu.cn/os/multimedia/oscai/chapter2/images/OS.GIF" =

      width=3D40 useMap=3D#FrontPageMap2 border=3D0></A><!--webbot =
bot=3D"ImageMap" endspan i-checksum=3D"50396" --><!--webbot =
bot=3D"ImageMap" rectangle=3D"(0,0) (18, 40)  ../../main.htm" =
src=3D"../images/DIR02.GIF" alt=3D"DIR02.GIF (873 bytes)" border=3D"0" =
startspan --><MAP=20
      name=3DFrontPageMap3><AREA shape=3DRECT coords=3D0,0,18,40=20
        =
href=3D"http://oa.gdut.edu.cn/os/multimedia/oscai/main.htm"></MAP><A=20
      =
href=3D"http://oa.gdut.edu.cn/os/multimedia/oscai/_vti_bin/shtml.dll/chap=
ter2/pages/ch25.htm/map3"><IMG=20
      height=3D41 alt=3D"DIR02.GIF (873 bytes)" isMap=20
      =
src=3D"http://oa.gdut.edu.cn/os/multimedia/oscai/chapter2/images/DIR02.GI=
F"=20
      width=3D19 useMap=3D#FrontPageMap3 border=3D0></A><!--webbot =
bot=3D"ImageMap" endspan i-checksum=3D"53892" --><!--webbot =
bot=3D"ImageMap" rectangle=3D"(1,0) (18, 40)  ../../help.htm" =
src=3D"../images/HELP1.GIF" alt=3D"HELP1.GIF (1502 bytes)" border=3D"0" =
startspan --><MAP=20
      name=3DFrontPageMap4><AREA shape=3DRECT coords=3D1,0,18,40=20
        =
href=3D"http://oa.gdut.edu.cn/os/multimedia/oscai/help.htm"></MAP><A=20
      =
href=3D"http://oa.gdut.edu.cn/os/multimedia/oscai/_vti_bin/shtml.dll/chap=
ter2/pages/ch25.htm/map4"><IMG=20
      height=3D41 alt=3D"HELP1.GIF (1502 bytes)" isMap=20
      =
src=3D"http://oa.gdut.edu.cn/os/multimedia/oscai/chapter2/images/HELP1.GI=
F"=20
      width=3D19 useMap=3D#FrontPageMap4 border=3D0></A><!--webbot =
bot=3D"ImageMap" endspan i-checksum=3D"46794" =
--></P></TD></TR></TBODY></TABLE>
<TABLE cellSpacing=3D0 cellPadding=3D0 width=3D"98%" border=3D0>
  <TBODY>
  <TR>
    <TD width=3D"100%"><PRE><FONT face=3D=CB=CE=CC=E5 color=3D#000000 =
size=3D3>    </FONT><IMG height=3D29 =
src=3D"http://oa.gdut.edu.cn/os/multimedia/oscai/chapter2/images/shou.gif=
" width=3D29><FONT face=3D=CB=CE=CC=E5 color=3D#000000 =
size=3D3>=CF=C8=A3=AC=CE=D2=C3=C7=BF=B4=D2=BB=B8=F6=C0=FD=D7=D3=A3=BA=BD=F8=
=B3=CCP1=A1=A2P2=B9=AB=D3=C3=D2=BB=B8=F6=B1=E4=C1=BFCOUNT=A3=AC=B3=F5=CA=BC=
=D6=B5=CE=AA0</FONT></PRE></TD></TR></TBODY></TABLE>
<TABLE cellSpacing=3D0 cellPadding=3D0 width=3D"98%" border=3D0>
  <TBODY>
  <TR>
    <TD width=3D"48%">
      <DIV align=3Dcenter>
      <CENTER><PRE><IMG height=3D135 =
src=3D"http://oa.gdut.edu.cn/os/multimedia/oscai/chapter2/images/ch2501.G=
IF" width=3D245></PRE></CENTER></DIV></TD>
    <TD width=3D"3%">
      <DIV align=3Dcenter>
      <CENTER><PRE><FONT face=3D=CB=CE=CC=E5 color=3D#000000 =
size=3D3><IMG height=3D150 alt=3D"line1.gif (869 bytes)" =
src=3D"http://oa.gdut.edu.cn/os/multimedia/oscai/chapter2/images/line1.gi=
f" width=3D10></FONT></PRE></CENTER></DIV></TD>
    <TD width=3D"49%">
      <DIV align=3Dcenter>
      <CENTER><PRE><IMG height=3D135 =
src=3D"http://oa.gdut.edu.cn/os/multimedia/oscai/chapter2/images/ch2502.G=
IF" width=3D245></PRE></CENTER></DIV></TD></TR></TBODY></TABLE>
<TABLE cellSpacing=3D0 cellPadding=3D0 width=3D"98%" border=3D0>
  <TBODY>
  <TR>
    <TD width=3D"100%"><PRE><FONT face=3D=CB=CE=CC=E5 color=3D#000000 =
size=3D3>    =
P1=A1=A2P2=C1=BD=B8=F6=BD=F8=B3=CC=B5=C4=D6=B4=D0=D0=CB=B3=D0=F2=CA=C7=CB=
=E6=BB=FA=B5=C4=A3=ACP1=A1=A2P2=BF=C9=C4=DC</FONT><FONT =
face=3D=CB=CE=CC=E5 color=3D#0000ff =
size=3D3>=CB=B3=D0=F2=D6=B4=D0=D0</FONT><FONT face=3D=CB=CE=CC=E5 =
color=3D#000000 size=3D3>=BB=F2</FONT><FONT face=3D=CB=CE=CC=E5 =
color=3D#0000ff size=3D3>=BD=BB=B4=ED=D6=B4=D0=D0</FONT><FONT =
face=3D=CB=CE=CC=E5 color=3D#000000 =
size=3D3>=A1=A3</FONT></PRE><PRE><FONT face=3D=CB=CE=CC=E5 =
color=3D#000000 size=3D3>    =
=D3=C9=CD=BC=BF=C9=BC=FB=A3=AC=B2=BB=CD=AC=B5=C4=D6=B4=D0=D0=CB=B3=D0=F2=A3=
=ACCOUNT=D6=B5=BB=E1=B2=BB=CD=AC=A3=AC=D5=E2=CA=C7</FONT><FONT =
face=3D=CB=CE=CC=E5 color=3D#ff0000 =
size=3D3><STRONG>=B2=BB=D4=CA=D0=ED</STRONG></FONT><FONT =
face=3D=CB=CE=CC=E5 color=3D#000000 =
size=3D3>=B5=C4=A1=A3</FONT></PRE><PRE><A name=3D=B7=B5=BB=D81></A><FONT =
face=3D=CB=CE=CC=E5 color=3D#000000 size=3D3>    =
=D4=DA=B6=E0=B5=C0=B3=CC=D0=F2=CF=B5=CD=B3=D6=D0=A3=AC=D3=C9=D3=DA</FONT>=
<FONT face=3D=CB=CE=CC=E5 color=3D#0000ff =
size=3D3>=D7=CA=D4=B4=B9=B2=CF=ED</FONT><FONT face=3D=CB=CE=CC=E5 =
color=3D#000000 size=3D3>=BB=F2</FONT><FONT face=3D=CB=CE=CC=E5 =
color=3D#0000ff size=3D3>=BD=F8=B3=CC=BA=CF=D7=F7</FONT><FONT =
face=3D=CB=CE=CC=E5 color=3D#000000 =
size=3D3>=A3=AC=CA=B9=BD=F8=B3=CC=BC=E4=D0=CE=B3=C9=BC=E4=BD=D3=CF=E0=BB=A5=
=D6=C6=D4=BC=BA=CD=D6=B1=BD=D3=CF=E0=BB=A5=D6=C6=D4=BC=B9=D8=CF=B5=A3=AC=D5=
=E2</FONT></PRE><PRE><FONT face=3D=CB=CE=CC=E5 color=3D#000000 =
size=3D3>=D0=E8=D2=AA=D3=C3</FONT><A =
href=3D"http://oa.gdut.edu.cn/os/multimedia/oscai/chapter2/pages/ch26.htm=
#=B8=C5=C4=EE"><FONT face=3D=CB=CE=CC=E5 color=3D#0000ff =
size=3D3>=BD=F8=B3=CC=BB=A5=B3=E2=D3=EB=CD=AC=B2=BD=BB=FA=D6=C6</FONT></A=
><FONT face=3D=CB=CE=CC=E5 color=3D#000000 =
size=3D3>=C0=B4=D0=AD=B5=F7=C1=BD=D6=D6=D6=C6=D4=BC=B9=D8=CF=B5=A1=A3</FO=
12345

⌨️ 快捷键说明

复制代码 Ctrl + C
搜索代码 Ctrl + F
全屏模式 F11
切换主题 Ctrl + Shift + D
显示快捷键 ?
增大字号 Ctrl + =
减小字号 Ctrl + -