verb (used with object), truncated, truncating. 1. to shorten by cutting off a part; cut short: Truncate detailed explanations. 2. Mathematics, Computers. to shorten (a number) by dropping a digit or digits: The numbers 1.4142 and 1.4987 can both be truncated to 1.4. adjective.
Active Directory Domain Services (AD DS) stores directory data and manages communication between users and domains, including user logon processes, authentication, and directory searches. An Active Directory domain controller is a server that is running AD DS.
vs. NetIQ Identity Manager. An Active Directory domain is a collection of objects within a Microsoft Active Directory network. An object can be a single user or a group or it can be a hardware component, such as a computer or printer. Each domain holds a database containing object identity information.