Category: Letter D

  • Directory Service

    Directory Service

    Directory Service is a tool for locating, managing, and organizing network resources, which can include volumes, folders, files, printers, users, groups, and other objects. A directory service is a core component of a network operating system (NOS) and functions much like the yellow pages of a phone book. For example, if you look up “printers,”…

  • Digital Modem

    Digital Modem

    Explore the evolution and modern relevance of digital modems. Learn how this cornerstone technology still connects us to the digital world.

  • Drain Wire

    Drain Wire

    Drain Wire is an uninsulated wire included in shielded cabling that runs the length of some coaxial cabling or shielded twisted-pair (STP) cabling. The drain wire makes contact with the foil sleeve or mesh along the wire.

  • Duplex Communication

    Duplex Communication

    Duplex is a telecommunications term referring to bidirectional communication. In full-duplex communication, both stations send and receive at the same time, and usually, two communication channels are required. However, you can also achieve full-duplex communication using a multiplexing technique whereby signals traveling in different directions are placed into different time slots.

  • Defense Messaging System (DMS)

    Defense Messaging System (DMS)

    Defense Messaging System, also known as DMS, is a program established by the U.S. Undersecretary of Defense (Acquisition) to develop an integrated, global messaging system for transferring classified and unclassified data. The DMS will replace the existing Automatic Digital Network (AUTODIN) system currently in use by the U.S. Department of Defense.

  • Dynamic Volume

    Dynamic Volume

    Dynamic Volume is any volume created using the Disk Management portion of the Computer Management administrative tool.

  • Desktop Management Interface (DMI)

    Desktop Management Interface (DMI)

    Desktop Management Interface, also knowns as DMI, is a standard for managing desktop systems developed by the Desktop Management Task Force (DMTF). Using the Desktop Management Interface (DMI), information can be automatically collected from system components such as network interface cards (NICs), hard disks, video cards, operating systems, and applications that are compliant with the…

  • Data Encryption Standard (DES)

    Data Encryption Standard (DES)

    Data Encryption Standard, best known as DES, is a U.S. government standard for encrypting information. In 1972, the National Bureau of Standards called for proposals for an encryption standard.

  • Distinguished Name

    Distinguished Name

    Distinguished Name is the native address format for recipients in Microsoft Exchange Server. Distinguished Name is also, one of the addressing formats for objects within Active Directory in Microsoft Windows Server. Distinguished names are part of the X.500 directory specifications and are used for locating and accessing objects using the Lightweight Directory Access Protocol (LDAP).

  • Differential Backup

    Differential Backup

    Differential Backup is a backup type in which only files and folders that have changed since the last normal backup are backed up. Unlike an incremental backup, a differential backup does not clear the archive attribute for each file and folder.

  • Data Communications Equipment (DCE)

    Data Communications Equipment (DCE)

    The role of Data Communications Equipment (DCE) in telecom networks, exploring its types, functions, and importance in data transmission.

  • Database Owner (DBO)

    Database Owner (DBO)

    Dive into the essential role of the Database Owner (DBO) in SQL Server. Understand administrative responsibilities, permissions, and best practices for managing databases effectively.