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大小: 424KB文件類型: .rar金幣: 2下載: 0 次發(fā)布日期: 2021-05-07
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資源簡(jiǎn)介
經(jīng)過一周的課程設(shè)計(jì),加深了對(duì)請(qǐng)求分頁存儲(chǔ)管理系統(tǒng)的認(rèn)識(shí),掌握了三種頁面置換算法,同時(shí)訓(xùn)練了編程能力。
最佳置換算法:是一種叫理想化的算法,性能在眾多算法中最好的,其主要思想是淘汰頁是以后永久不使用的或長時(shí)間不被訪問的,采用該算法能是缺頁率最低,但是因算法難以實(shí)現(xiàn)而存在一定的缺陷。
先進(jìn)先出算法:算法直觀,設(shè)計(jì)簡(jiǎn)單,但性能較差,缺頁率比較高,通常不易采用該算法。
最近最久未使用算法:該算法解決了先進(jìn)先出算法的不足,是一個(gè)比較好的算法,但是需要硬件支持,需要配置一個(gè)移位寄存器。

代碼片段和文件信息
//?dy.cpp?:?Defines?the?class?behaviors?for?the?application.
//
#include?“stdafx.h“
#include?“dy.h“
#include?“dyDlg.h“
#ifdef?_DEBUG
#define?new?DEBUG_NEW
#undef?THIS_FILE
static?char?THIS_FILE[]?=?__FILE__;
#endif
/////////////////////////////////////////////////////////////////////////////
//?CDyApp
BEGIN_MESSAGE_MAP(CDyApp?CWinApp)
//{{AFX_MSG_MAP(CDyApp)
//?NOTE?-?the?ClassWizard?will?add?and?remove?mapping?macros?here.
//????DO?NOT?EDIT?what?you?see?in?these?blocks?of?generated?code!
//}}AFX_MSG
ON_COMMAND(ID_HELP?CWinApp::onhelp)
END_MESSAGE_MAP()
/////////////////////////////////////////////////////////////////////////////
//?CDyApp?construction
CDyApp::CDyApp()
{
//?TODO:?add?construction?code?here
//?Place?all?significant?initialization?in?InitInstance
}
/////////////////////////////////////////////////////////////////////////////
//?The?one?and?only?CDyApp?object
CDyApp?theApp;
/////////////////////////////////////////////////////////////////////////////
//?CDyApp?initialization
BOOL?CDyApp::InitInstance()
{
AfxEnableControlContainer();
//?Standard?initialization
//?If?you?are?not?using?these?features?and?wish?to?reduce?the?size
//??of?your?final?executable?you?should?remove?from?the?following
//??the?specific?initialization?routines?you?do?not?need.
#ifdef?_AFXDLL
Enable3dControls(); //?Call?this?when?using?MFC?in?a?shared?DLL
#else
Enable3dControlsStatic(); //?Call?this?when?linking?to?MFC?statically
#endif
CDyDlg?dlg;
m_pMainWnd?=?&dlg;
int?nResponse?=?dlg.DoModal();
if?(nResponse?==?IDOK)
{
//?TODO:?Place?code?here?to?handle?when?the?dialog?is
//??dismissed?with?OK
}
else?if?(nResponse?==?IDCANCEL)
{
//?TODO:?Place?code?here?to?handle?when?the?dialog?is
//??dismissed?with?Cancel
}
//?Since?the?dialog?has?been?closed?return?FALSE?so?that?we?exit?the
//??application?rather?than?start?the?application‘s?message?pump.
return?FALSE;
}
?屬性????????????大小?????日期????時(shí)間???名稱
-----------?---------??----------?-----??----
?????文件???????2741??2008-06-28?00:04??請(qǐng)求分頁存儲(chǔ)管理系統(tǒng)設(shè)計(jì)與實(shí)現(xiàn)(顧翠)\源代碼.txt
?????文件???????4203??2008-06-25?02:43??請(qǐng)求分頁存儲(chǔ)管理系統(tǒng)設(shè)計(jì)與實(shí)現(xiàn)(顧翠)\可執(zhí)行文件\dy.dsp
?????文件???????1449??2008-06-25?13:38??請(qǐng)求分頁存儲(chǔ)管理系統(tǒng)設(shè)計(jì)與實(shí)現(xiàn)(顧翠)\可執(zhí)行文件\dyDlg.h
?????文件???????1726??2008-06-28?09:53??請(qǐng)求分頁存儲(chǔ)管理系統(tǒng)設(shè)計(jì)與實(shí)現(xiàn)(顧翠)\可執(zhí)行文件\dy.clw
?????文件???????3507??2008-06-25?00:18??請(qǐng)求分頁存儲(chǔ)管理系統(tǒng)設(shè)計(jì)與實(shí)現(xiàn)(顧翠)\可執(zhí)行文件\ReadMe.txt
?????文件???????1280??2008-06-25?00:18??請(qǐng)求分頁存儲(chǔ)管理系統(tǒng)設(shè)計(jì)與實(shí)現(xiàn)(顧翠)\可執(zhí)行文件\dy.h
?????文件???????2007??2008-06-25?00:18??請(qǐng)求分頁存儲(chǔ)管理系統(tǒng)設(shè)計(jì)與實(shí)現(xiàn)(顧翠)\可執(zhí)行文件\dy.cpp
?????文件???????1054??2008-06-25?00:18??請(qǐng)求分頁存儲(chǔ)管理系統(tǒng)設(shè)計(jì)與實(shí)現(xiàn)(顧翠)\可執(zhí)行文件\StdAfx.h
?????文件????????204??2008-06-25?00:18??請(qǐng)求分頁存儲(chǔ)管理系統(tǒng)設(shè)計(jì)與實(shí)現(xiàn)(顧翠)\可執(zhí)行文件\StdAfx.cpp
?????文件????????512??2008-06-25?00:18??請(qǐng)求分頁存儲(chǔ)管理系統(tǒng)設(shè)計(jì)與實(shí)現(xiàn)(顧翠)\可執(zhí)行文件\dy.dsw
?????文件??????99328??2008-06-28?09:53??請(qǐng)求分頁存儲(chǔ)管理系統(tǒng)設(shè)計(jì)與實(shí)現(xiàn)(顧翠)\可執(zhí)行文件\dy.ncb
?????文件????????739??2008-06-28?00:21??請(qǐng)求分頁存儲(chǔ)管理系統(tǒng)設(shè)計(jì)與實(shí)現(xiàn)(顧翠)\可執(zhí)行文件\dy.plg
?????文件???????1186??2008-06-27?08:59??請(qǐng)求分頁存儲(chǔ)管理系統(tǒng)設(shè)計(jì)與實(shí)現(xiàn)(顧翠)\可執(zhí)行文件\Resource.h
?????文件???????7153??2008-06-27?09:06??請(qǐng)求分頁存儲(chǔ)管理系統(tǒng)設(shè)計(jì)與實(shí)現(xiàn)(顧翠)\可執(zhí)行文件\dyDlg.cpp
?????文件???????6490??2008-06-28?00:21??請(qǐng)求分頁存儲(chǔ)管理系統(tǒng)設(shè)計(jì)與實(shí)現(xiàn)(顧翠)\可執(zhí)行文件\dy.rc
?????文件??????37136??2008-06-28?00:21??請(qǐng)求分頁存儲(chǔ)管理系統(tǒng)設(shè)計(jì)與實(shí)現(xiàn)(顧翠)\可執(zhí)行文件\dy.aps
?????文件??????52736??2008-06-28?09:53??請(qǐng)求分頁存儲(chǔ)管理系統(tǒng)設(shè)計(jì)與實(shí)現(xiàn)(顧翠)\可執(zhí)行文件\dy.opt
?????文件???????3100??2008-06-28?00:21??請(qǐng)求分頁存儲(chǔ)管理系統(tǒng)設(shè)計(jì)與實(shí)現(xiàn)(顧翠)\可執(zhí)行文件\Debug\dy.res
?????文件?????364544??2008-06-27?09:06??請(qǐng)求分頁存儲(chǔ)管理系統(tǒng)設(shè)計(jì)與實(shí)現(xiàn)(顧翠)\可執(zhí)行文件\Debug\vc60.pdb
?????文件?????105769??2008-06-25?00:32??請(qǐng)求分頁存儲(chǔ)管理系統(tǒng)設(shè)計(jì)與實(shí)現(xiàn)(顧翠)\可執(zhí)行文件\Debug\StdAfx.obj
?????文件?????114771??2008-06-28?00:21??請(qǐng)求分頁存儲(chǔ)管理系統(tǒng)設(shè)計(jì)與實(shí)現(xiàn)(顧翠)\可執(zhí)行文件\Debug\dy.exe
?????文件?????394240??2008-06-28?00:21??請(qǐng)求分頁存儲(chǔ)管理系統(tǒng)設(shè)計(jì)與實(shí)現(xiàn)(顧翠)\可執(zhí)行文件\Debug\dy.pdb
?????文件??????14187??2008-06-25?13:38??請(qǐng)求分頁存儲(chǔ)管理系統(tǒng)設(shè)計(jì)與實(shí)現(xiàn)(顧翠)\可執(zhí)行文件\Debug\dy.obj
?????文件???????5289??2008-06-25?02:04??請(qǐng)求分頁存儲(chǔ)管理系統(tǒng)設(shè)計(jì)與實(shí)現(xiàn)(顧翠)\可執(zhí)行文件\Debug\APPMODUL.obj
?????文件??????41774??2008-06-27?09:06??請(qǐng)求分頁存儲(chǔ)管理系統(tǒng)設(shè)計(jì)與實(shí)現(xiàn)(顧翠)\可執(zhí)行文件\Debug\dyDlg.obj
?????文件????????394??2008-06-25?00:18??請(qǐng)求分頁存儲(chǔ)管理系統(tǒng)設(shè)計(jì)與實(shí)現(xiàn)(顧翠)\可執(zhí)行文件\res\dy.rc2
?????文件???????1078??2008-06-25?00:18??請(qǐng)求分頁存儲(chǔ)管理系統(tǒng)設(shè)計(jì)與實(shí)現(xiàn)(顧翠)\可執(zhí)行文件\res\dy.ico
?????文件?????649794??2008-06-27?23:50??請(qǐng)求分頁存儲(chǔ)管理系統(tǒng)設(shè)計(jì)與實(shí)現(xiàn)(顧翠)\資料\4.bmp
?????文件?????589954??2008-06-27?22:09??請(qǐng)求分頁存儲(chǔ)管理系統(tǒng)設(shè)計(jì)與實(shí)現(xiàn)(顧翠)\資料\2.bmp
?????文件?????440726??2008-06-27?21:50??請(qǐng)求分頁存儲(chǔ)管理系統(tǒng)設(shè)計(jì)與實(shí)現(xiàn)(顧翠)\資料\1.bmp
............此處省略11個(gè)文件信息
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