Complete List of Terms and Definitions for Microsoft 2003 Server chpt 1

Terms Definitions
Microsoft Management Console [MMC] A customizable management interface that can contain a number of management tools to provide a single, unified application for network administration.
Distinguished name [DN] An LDAP component used to uniquely identify an object throughout the entire LDAP hierarchy by referring to therelative distinguished name, domain name, and the container holding the object.
Attributes Used to define the characteristics of an object class within the Active Directory.
Security Accounts Manager [SAM] Database The local security and account database on a Windows Server 2003 standalone or member server.
Object Classes Define which types of objects can be created within Active Directory, such as users, groups, and printers.
Multimaster Replication A replication model in which any domain controller accepts and replicates directory anges to any other domain controller.
This differs from other replication models in which one computer stores the single modifiable copy of the directory and other computers store back-up copies.
Member Server A Windows Server 2003 system that has a computer account in a domain, but is not configured as a domain controller.
Domain Controller A Windows Server 2003 system explicitly configured to store a copy of the Active Directory database, and service user authentication requests or queries about domain objects.
Transitive Trust The ability for domains for forests to trust one another, even though they do not have a direct explicit trust between them.
Forest root domain The first domain created within the Active Directory structure.
Active Directory Schema Contains the definition of all object classes and attributes used in the Active Directory database.
Terminal Services A Windows Server 2003 service that allows a user to connect to and run applications on a server as if sitting at the server console.
User Principal Name [UPN] A user-account naming convention that includes both the user name and domain name in the format user@domain.com.
Lightweight Directory Access Protocol [LDAP] An access protocol that defines how users can access or update directory service objects.
Forest A collection of Active Directory trees that do not necessarily shara contiguous DNS naming convention but do share a common global catalog and schema.
Relative Distinguished Name [RDN] An LDAP component used to identify an object within the object's container.
Site A combination of one or more Internet Protocol [IP] subnets connected by a high-speed connection.
Workgroup A logical group of computers characterized by a decentralized security and administration model.
Global Catalog An index of the objects and attributes used throughout the Active Directory structure.
It contains a partial replica of every Windows Server 2003 domain within Active Directory, enabling users to find any object in the directory.
Software Update Services [SUS] Microsoft software that allows security patches and updates to be deployed from a centralized server.
Redundant Array of Independent Disks [RAID] A collection of hard disks that act as a single unit for the purpose of providing fault tolerance or increasing performance.
Orgaizational Unit [OU] An Active Directory logical container used to organize objects within a single domain.
Objects such as users, groups, computers, and other OUs can be stored in an OU container.
Active Directory [AD] The directory service included with Windows Server 2003 that provides a single point of admiistration, authentication, and storage for user, group and computer objects.
Domain A logically structured organization of objects, such as users, computers, groups, and printers, that are part of a network and share a common directory database.
Domains are defined by an administrator and administered as a unit with common rules and procedures.
Object A collection of attributes that repesent items within Active Directory, such as users, groups, computer, and printers.
Site Link A low-bandwidth or unreliable/occasional connection between sites.
Site links can be adjusted for replication availability, bandwidth costs, and replication frequency.
They enable control over replication and logon traffic.
Clustering The ability to increase access to server resources and provide fail-safe services by linking two or more computer systems so they appear to function as though they are one.
Clustering is only supported in Wndows Server 2003 Enterprise and Datacenter editions.