Windows Server Definitions

This glossary explains the meaning of key words and phrases that information technology (IT) and business professionals use when discussing Microsoft Windows Server and related software products. You can find additional definitions by visiting WhatIs.com or using the search box below.

  • O

    Open Document Format (ODF)

    The Open Document Format (ODF) is an XML-based open source file format for saving and exchanging text, spreadsheets, charts, and presentations...

  • organizational unit (OU)

    An organizational unit (OU) is a container within a Microsoft Active Directory domain which can hold users, groups and computers.

  • Outlook Anywhere

    Microsoft Outlook Anywhere is a software feature that allows end users with Microsoft Office Outlook 2010, Outlook 2007 or Outlook 2003 to access corporate email and calendars over the Internet from outside the corporate domain without having to log into a virtual private network (VPN). 

  • P

    PCI (Peripheral Component Interconnect)

    PCI (Peripheral Component Interconnect) is an interconnection system between a microprocessor and attached devices in which expansion slots are spaced closely for high speed operation.

  • PCI-X (Peripheral Component Interconnect Extended)

    PCI-X (Peripheral Component Interconnect Extended) is a computer bus technology (the "data pipes" between parts of a computer) that increases the speed that data can move within a computer from 66 MHz to 133 MHz.

  • PCMCIA card

    A PCMCIA card is a credit card-size memory or I/O device that connects to a personal computer, usually a notebook or laptop computer.

  • peer-to-peer network (P2P network)

    A peer-to-peer (P2P) network is a network in which each computer functions as a client or server for other computers in the network.

  • Personal Computer Memory Card International Association (PCMCIA)

    The PCMCIA (Personal Computer Memory Card International Association) is an industry group organized in 1989 to promote standards for a credit card-size memory or I/O device that would fit into a personal computer, usually a notebook or laptop computer.

  • ping storm

    A ping storm is a condition in which the Internet ping program is used to send a flood of packets to a server to test its ability to handle a high amount of traffic or, maliciously, to make the server inoperable.

  • Plug and Play (PnP)

    Plug and Play (PnP) is a capability developed by Microsoft for its Windows 95 and later operating systems that gives users the ability to plug a device into a computer and have the computer recognize that the device is there.

  • PowerShell

    PowerShell is an object-oriented automation engine and scripting language with an interactive command-line shell that Microsoft developed to help IT professionals configure systems and automate administrative tasks.

  • PowerShell provider (Windows PowerShell provider)

    A Windows PowerShell provider is a .NET program that allows the data in a specialized data store to be accessable in Windows PowerShell.

  • PowerShell v3

    PowerShell v3 is a task-automation framework found in client and server versions of Windows

  • problem management

    Problem management, in information technology, is a process aimed at resolving incidents and problems caused by end-user errors or IT infrastructure issues, and preventing recurrence of such incidents.

  • ProLiant

    ProLiant, an "industry standard" computer server from Compaq, typifies the popularly-priced server that is designed to satisfy general computing needs at various levels in an enterprise.

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