Operating Systems

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An operating system (OS) is the system software responsible for the direct control and management of hardware and basic system operations. Additionally, it provides a foundation upon which to run application software such as word processing programs and w

The below listed products are Target Current (TC), approved as a standard and implemented at HUD.

Microsoft Windows XP
Sun Microsystems Solaris 10.0

The below listed products are Target Future (TF), approved as a standard but not yet implemented at HUD.

Microsoft Vista

The below listed products are in use and being Maintained (M), they will be periodically reviewed by the Configuration Control Management Board (CCMB), Enterprise Architecture (EA), & OPS to determine status and whether plans should be made to migrate to Target or should be moved to the Obsolete category.

IBM OS/390 7.0
IBM i5/OS v5r4
Microsoft Windows Server 2000 Enterprise Edition
Microsoft Windows Server 2003 Enterprise Edition R2
Sun Microsystems Solaris 8.0
UNISYS Clear Path HMP Series 10.1

The below listed products are Obsolete (O), outdated technology that plans are being made to sunset the product.

Microsoft Windows 98
Microsoft Windows NT 4.0
Microsoft Windows 2000 Professional

Target Current Products

Microsoft Windows XP

Product Description

Windows XP is a line of operating systems developed by Microsoft Corporation for use on general-purpose computer systems, including home and business desktops, notebook computers, and media centers. The letters "XP" stand for experience. Codenamed Whistler during its development, Windows XP is the successor to both Windows 2000 and Windows Me, and is the first consumer-oriented operating system produced by Microsoft to be built on the Windows NT kernel and architecture.

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Sun Microsystems Solaris 10.0

Product Description

Solaris is the computer operating system that Sun Microsystems provides for its family of Scalable Processor Architecture-based processors as well as for Intel-based processors. Sun has historically dominated the large Unix workstation market. As the Internet grew in the early 1990s, Sun's SPARC/Solaris systems became the most widely installed servers for Web sites. Sun emphasizes the system's availability (meaning it seldom crashes), its large number of features, and its Internet-oriented design. Sun advertises that its latest version, the Solaris 8 Operating Environment, is "the leading UNIX environment" today

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Target Future Products

Microsoft Vista

Product Description

Vista, formerly code named Longhorn, is the most recent of Microsoft's Windows desktop operating systems. Vista was released for businesses, the holders of most volume licenses, on November 30, 2006.

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Maintain Products

IBM OS/390 7.0

Product Description

OS/390 is designed to deliver the highest qualities of service for enterprise transactions and data and extends these qualities to new applications using the latest software technologies. It provides a highly secure, scalable, high performance base on which to deploy SOA-enabled applications using Internet and Java technologies. It can help to deliver a more comprehensive and diverse application execution environment coupled with a highly secure and resilient enterprise data store.

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IBM i5/OS v5r4

Product Description

The AS/400 platform extended the System/38 architecture of an object-based system with an integrated DB2 database that was designed to implement E. F. Codd's relational database model, which is based on Codd's 12 rules, in the operating system and hardware. Equally important were the virtual machine and single-level storage concepts which established the platform as the most advanced business computer in the industry. At the heart of your IBM platform, i5/OS lets you respond with flexibility and speed to changing business conditions. Integrated, reliable, and driven by your business needs, i5/OS helps you deploy new applications faster and utilize the system more fully. i5/OS includes key functions such as database, networking, online help, and enhanced web capabilities are integrated into the system along with improved security and virus protection, so you can simplify and consolidate system management tasks.

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Microsoft Windows Server 2000 Enterprise Edition

Product Description

Windows 2000 (also referred to as Win2K) is a preemptible, interruptible, graphical and business-oriented operating system that is designed to work with either uniprocessor or symmetric multi-processor (SMP) 32-bit Intel x86 computers. It is part of the Microsoft Windows NT line of operating systems and was released on February 17, 2000. It was succeeded by Windows XP in October 2001 and Windows Server 2003 in April 2003.

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Microsoft Windows Server 2003 Enterprise Edition R2

Product Description

Windows Server 2003, Enterprise Edition, improves on many technologies introduced in Windows 2000 Server, such as support for smart cards, bandwidth throttling, and Plug and Play support. New technologies, such as the common language runtime, strengthen security to help safeguard networks from malicious or poorly designed code. In addition, improvements to Internet Information Services (IIS) 6.0, public key infrastructure (PKI), and Kerberos make it easier to secure Windows Server 2003. The Active Directory service is now faster and more robust over unreliable wide area network (WAN) connections, thanks to more efficient synchronization, replication, and credential caching in branch office domain controllers.

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Sun Microsystems Solaris 8.0

Product Description

Solaris is the computer operating system that Sun Microsystems provides for its family of Scalable Processor Architecture-based processors as well as for Intel-based processors. Sun has historically dominated the large Unix workstation market. As the Internet grew in the early 1990s, Sun's SPARC/Solaris systems became the most widely installed servers for Web sites. Sun emphasizes the system's availability (meaning it seldom crashes), its large number of features, and its Internet-oriented design. Sun advertises that its latest version, the Solaris 8 Operating Environment, is "the leading UNIX environment" today

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UNISYS Clear Path HMP 10.1

Product Description

A new family of servers from Unisys will let carriers with mainframe and distributed computing systems unite the best features from each environment in a coherent configuration. Unisys describes its new line, the ClearPath HMP Series, as the "glue" between the different systems. ClearPath is based on the new heterogeneous multiprocessing (HMP) architecture. It is designed to leverage the strengths of the enterprise server and mainframe and combine them with the attributes of open platforms.

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Obsolete Products

Microsoft Windows 98

Product Description

Windows 98 is a line of operating systems developed by Microsoft Corporation for use on general-purpose computer systems, including home and business desktops, notebook computers, and media centers.

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Microsoft Windows 2000 Professional

Product Description

Windows 2000 Professional is a line of operating systems developed by Microsoft Corporation for use on general-purpose computer systems, including home and business desktops, notebook computers, and media centers. Codenamed Whistler during its development, Windows XP is the successor to both Windows 2000 and Windows Me, and is the first consumer-oriented operating system produced by Microsoft to be built on the Windows NT kernel and architecture.

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