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.

  • G

    global catalog (Active Directory)

    A global catalog is a data storage source containing partial representations of objects found in a multidomain Active Directory Domain Services (ADDS) forest.

  • Global Update Manager (GUM)

    Global Update Manager is a cluster component in the Windows Cluster Architecture.

  • gold code

    In software development, gold code is the final, ready-to-manufacture (that is, replicate onto media) version of the software.

  • gpresult

    Gpresult is a command-line tool that shows the RSoP (Resultant Set of Policy) for a user or computer based on applied Group Policy settings.

  • Group Policy

    Group Policy is a hierarchical infrastructure that allows a network administrator in charge of Active Directory to implement specific configurations for users and computers.

  • Group Policy Editor (GP Editor)

    Group Policy Editor is a tool that helps administrators manage policy settings in Microsoft Management Console (MMC) snap-ins.

  • Group Policy Management Console

    The Group Policy Management Console (GPMC) is an interface that enables Active Directory administrators to manage Group Policy Objects (GPOs) from one console. 

  • Group Policy Object (GPO)

    In the Windows 2000 operating system, a Group Policy Object (GPO) is a collection of settings that define what a system will look like and how it will behave for a defined group of users.

  • Group Policy Preferences

    Group Policy Preferences are a set of extensions, introduced in Windows Server 2008, that increase the functionality of Group Policy Objects.

  • GUID (global unique identifier)

    A GUID (global unique identifier) is a term used by Microsoft for a number that its programming generates to create a unique identity for an entity such as a Word document.

  • H

    Handle to Registry Key (HKEY)

    Handle to Registry Key (HKEY) is a typedef supplied in the Windows headers files.

  • hotfix

    A hotfix is code (sometimes called a patch) that fixes a bug in a product.

  • HPFS (High Performance File System)

    HPFS (High Performance File System) is the file system introduced with IBM's OS/2 Version 1.2. HPFS is noted for handling large files (2 gigabytes) across multiple hard disk volumes (addressable up to 2 terabytes) and long file names (up to 256 bytes).

  • Hungarian notation

    In programming, Hungarian notation is a set of conventions for naming data objects in which a programmer adds a meaningful prefix of one or several characters to the object's name to identify what type of object it is.

  • Hyper-V live migration

    Hyper-V live migration is a Hyper-V feature that lets admins move running virtual machines from one failover cluster node to a cluster in the same node.

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