Windows 2000 characteristic
Windows2000, internal version number 5.0, Windowsnt5.0, was listed on February 17, 2000.
Windows2000, which was launched on February 17, 2000 (refers to the English version, was launched on March 20), there were four versions: Professional (professional version), Server (server version), AdvancedServer (senior server version) and DataCenterserver ( Database server center version).
Professional: The professional version is used for workstations and laptops. Its original name is Windowsnt5.0Workstation. The highest multi -processor can be supported, the minimum supports 64MB memory, and the maximum supports 3.25GB of memory. Professional also has 4 versions: SP1/SP2/SP3/SP4 (SP5 will no longer be released. Microsoft later only released a Windows2000SP4 on September 13, 2005. After SP4's patch from June 2003 to September 2005, after the Windows2000 operating system installed the update summary kit, the system version number will become 5.0.3700.6690), the first version of the Professional professional version is Windowsnt4 .0 version of the workstation (workstation). It is suitable for mobile home users and can be used to upgrade Windows9X (referring to Windows95, Windows98 and Windows98SecondEdition, WindowsMe system) and Windowsnt4.0. It takes Windowsnt4.0 technology as the core. It adopts standardized security technology and has high stability. The biggest advantage is that it will not be crashed as an illegal program prompts appear as frequently in the operating system of various versions of the Windows9X kernel.
Windows2000Server: The server version, facing the server field of small enterprises, its previous version is the Server version of Windowsnt4.0. And its original name is Windowsnt5.0server. Support each machine with a maximum of 4 processors, the minimum supports 128MB memory, and the maximum supports 3.25GB of memory. Server has made a lot of improvements on the basis of Windowsntserver4.0, and has improved greatly in various functions.
Windows2000AdVANCEDSERVER: that is, a high -end server version, facing the server field of large and medium -sized enterprises. Its original name is Windowsnt5.0ServernerPriseedition. The highest can support 8 processors, the minimum supports 128MB memory, and the maximum supports 8GB of memory. The previous version is Windowsnt4.0 Enterprise Version (that is, WindowsNtenterpriseServeREDITION4.0). Unlike the Server version, AdvancedServer has more powerful features and functions. Its support for SMP (symmetrical multi -processor) is better than Server, and the number of support can reach four roads.
Windows2000DataCENTERVER: The data center server version, facing the highest level of ejaculation, availability and reliability of large enterprises or national institutions. 8 or higher processing capabilities servers (up to 32 processors), minimum support of 256MB memory, maximum 64GB memory, and physical memory of 32 SMP systems and 64GB. The system can be used in large databases, economic analysis, scientific computing, and engineering simulation, and can also be used for online transaction processing.
The 64 -bit version is Windows2000AdVANCEDSERVERLIMITEDITIN and Windows2000DataCenterserVerverLimINEDITITION. It is a limited edition. There is no mirror ISO file resource on the network. Released in 2001, the IA-64 architecture of Intel's ITANIUM is a pure 64-bit microprocessor. Windows2000 does not have a version used in X86-64 workstations like WindowsXpprofessionalX64edition. In addition to the above 64-bit versions, there is also the AXP version (that is, Alpha64-bit processor version), but in the later period of RC2, this version was eliminated. Support.
All versions of Windows2000 have some new features: NTFS5, new NTFS file system; EFS, allowing all files on the disk to encrypt; WDM to enhance the support of hardware. If it is home, it is better to choose the Professional; if the server used in the enterprise, you should choose the server; but if it is used for the web server, then AdvancedServer is the most suitable; DataCenterServer is not used for general users because it is because it is because it is because it is because it is because it is because it is because it is because it is because it is because it is because it Positioning is large data processing.
First introduce the origin of Windows2000. Windows2000, formerly known as Windowsnt5.0, is one of the largest products in Microsoft's product research and development. It combines many excellent functions/properties of Windows98 and Windowsnt4.0, which is one of the reasons why Microsoft has renamed it. It is a new extension of the Windows family, surpassing the original meaning of Windowsnt before.
Microsoft has a lot of software products. With the continuous expansion and development of the product line, the company gradually pays attention to the brand's brands of the product family, such as Windows, Office, Backoffice and Visualstudio series. For corporate users, on the basis of these products families, Microsoft integrates the development of DigitalnerVouseYSTEM (digital nervous system) corporate philosophy. According to different scenarios, such as knowledge management, business operations, and e -commerce Digital operation needs.
The Windows family is one of Microsoft's core product lines, including Windows95, Windows98 and WindowsMe operating systems that belong to the 9X kernel series, Windowsce and other ultra -small series, as well as the business operating system series such as Windowsnt/Windows2000. Due to Microsoft's continuous development and development and the support of OEM partners, the Windows family products have reached a high market share. The unity of this PC operating system has brought the benefits of diverse and reduced costs to users and application software developers. Microsoft is positioned in a company that produces "ENABLINGTEECHNOLOGY", producing platform products and development tools, and providing many value -added opportunities for third -party software developers.
Windows 2000 history
Windows2000 is part of the Windowsnt family, the purpose is to replace Windowsnt4.0. It was originally called Windowsnt5.0, and then called Windowsnt2000. In the end, Microsoft decided to simplify the name. On October 27, 1998, it was named Windows2000. The first Windows 2000 test version was released in September 1998. The test version was released until the third test version of April 29, 1999. During the test period Therefore, Windowsnt4.0 became Microsoft's last operating system that supported cross-platform, until WindowsXP started supporting the X86-64 platform). After the test, Microsoft also released three candidates from July 1999 to November 1999. Finally on December 12, 1999, Microsoft released Windows2000.
Windows2000 was originally the project replaced Windows98 and Windowsnt4.0, but in the end Microsoft did not implement this way. Microsoft distributed the Windows98 upgraded version in 1999 [also the second edition of Windows98] "Windows98Secondition", and also released Windows2000DataCenterserver on September 29, 2000. A version that can support 32 processors is to target large -scale computer systems Essence
On February 12, 2004 (or before), the incident of Windows2000 source code leak occurred.
The source code of Microsoft is copyright and is protected by transaction security. Any source code that announces, distributes, downloads, or use these leaks is illegal.
Although Microsoft issued a warning, these leaks of source code have been widely spread through network files, and even found the security vulnerabilities of Internetexplorer on February 16, 2004.
Overview of Windows 2000
Windows2000 (Win2K) is an exclusive operating system, interruptable operation, graphical user interface (GUI), and commercial orientation. Windows2000 can operate on a single processor system or multi -processing system (SMP). It is part of Microsoft Windowsnt product line. It was published on February 17, 2000. In addition The predecessor of listing in April). The core mode of Windows2000 adopts hybrid core (Hybridkernel), and Windowsnt's product line also uses this core mode. Compared with the previous mode that only manages the second layer of OSI, the network management of Windows2000 can be managed to the third layer of OSI.
Windows2000 releases four versions: Professional, Server, AdvancedServer, DataCenterverver. In addition, Microsoft also sells 64 -bit processors iTanium's Windows2000AdvancedServerLimityLimityEdition and Windows2000DataCenterserVerverInteredEdition, but it has some restrictions. Although each version has different market goals, all versions use the same core functions, such as the computer management main console (MicrosoftManagementConsole; that is, MMC Management Console Components) and system management programs. Windows2000 also improves the use interface of disabled people. Through the new auxiliary technology, Windows2000 is easier to use by disabled people than the previous version of Windowsnt4.0. Let more countries and regions use it easier to use.
All versions support Windowsnt file system: NTFS3.0, including file system encryption and dynamic logic disk management. The server version has more additional functions, such as activity directory (activity directory), decentralized file systems and FAULT-RedundantstorageVolumes.
Microsoft claims that Windows2000 is the safest in Windows operating systems they posted, but Windows2000 has also become the target of many high -risk computer viruses, such as well -known "CodeRed" and NIMDA virus. It has been more than 10 years since the release of Windows2000, Microsoft has continued to release the update procedures for modifying security vulnerabilities until it ended on July 13, 2010. Public computers in many developing countries are still widely used in Windows2000 systems. Windows2000 subsequent system is WindowsXP and was listed on October 25, 2001.
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