Category: Letter D

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

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

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, 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 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 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.

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

Explore the history and significance of Dial-Up Lines, once the cornerstone of internet connectivity. This article delves into their use, limitations, and the modern alternatives that replaced them.