windows nt 4 server unleashednew

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1、WindowsNTserverandworkstationName:LiShenID:121534Course:COSC541Date:March,2002Instructor:Prof.MortAnvari14vIntroducingWindowsNTNoonecandenythatMicrosoft'sWindowsfamilyofproductshaschangedthecourseofcomputing.Withouttheexistenceofgraphicaluserinterfaces(GUI)

2、,MicrosoftWindowswouldneverhavebeenconceived.However,itisdefinitelytoMicrosoft's(andBillGate's)creditthatWindowshassurvivedaveryunstablechildhoodandgrownintotheincrediblyrobustandstableoperatingsystemcalledWindowsNT.oWhatisWindowsNTIn1988BillGatescommission

3、edthecreationofanewoperatingsystem.Thepremiseforthedesignofthisnewoperatingsystemwasportability,security,complianceandcompatibility,scalability,extensibility,andeaseofinternationalization.Table1.FoundationofWindowsNTPremiseDescriptionPortabilityThesystemwou

4、ldneedtorunondifferenthardwareplatformswithminimalchanges.SecurityItcouldbelockeddownthroughsoftware,meetingNSA'sC2-levelcriteria.ComplianceandcompatibilityItwouldbePOSIX-compliant,runexistingWindowsapplications,andsupportopeninternationalstandards.Scalabil

5、ityItwouldsupportsymmetricmultiprocessing(SMP).ExtensibilityItcouldbeeasilyexpandedonbywritingtoawell-definedapplicationprogramminginterface(API).EaseofinternationalizationItcouldeasilybeportedtoruninnumerousdifferentlanguagesandwritingsystems,withminimalmo

6、dificationstothesoftware.oEvolutionofWindowsNTPerhapsoneofthegreatestaccomplishmentsforWindowsNTwastogetridofDOScompletely.WindowsNTcontainsnoDOScodeintheoperatingsystem.EverythingisdonethroughemulationofstandardDOScalls.AlthoughthereisnoDOS,WindowsNTisstil

7、labletorunthevastmajorityofDOSprogramsaslongastheydon'ttrytodirectlyaccessthehardwareorrequirespecialdevicedrivers.14TheoriginalversionofWindowsNTwascalled3.1,whichindicateditsrelationshiptotheWindows3.1userinterfaceanditscapabilitytorunmanyWindows3.1progra

8、ms.TheinternalsofWindowsNTwerewrittenfromscratchandcenteredaroundamicrokernel-stylearchitecturesimilartoUNIX.ThismicrokernelgaveWindowsNTpreemptivemultitasking.Additionally,WindowsNTmadeuseofprocessthr