D's

D2T2 - Dye Diffusion Thermal Transfer
DAC - Digital Analog Converter
DAMA - Demand Assigned Multiple Access
DARPA - Defense Advanced Research Projects Agency
DASD - Direct Access Storage Device
DAT - Digital Audio Tap
DAT - Digital Audio Tape
DATU - Direct Access Testing Unit
DAVID - Digital Audio/Video Interactive Decoder
DB - Decibels
dBm - Decibels per Milliwatt
DBMS - DataBase Management System
DBR - DOS Boot Record
DBS - Demand Broadcast System
DBS - Direct Broadcast Satellite
DC - Direct Current
DCB - Data Control Block
DCC - Direct Cable Connection
DCE - Data Communications Equipment
DCE - Distributed Computing Environment
DCS - Digital Communication System
DD - Data Definition
DD - Definition Description (HTML)
DD - Double Density
DDCMP - Digital Data Communications Message Protocol
DDD - Digital Diagnostic Diskette
DDD - Direct Distance Dial
DDE - Dynamic Data Exchange
DDial - Diversi-Dial
DDN - Defense Data Network
DDT - Don't Do That
DDT - Dynamic Debugging Tool
DE - Discard Eligible
DEC - Digital Equipment Corporation
DECNET - Digital Equipment Corporation Network
DES - Defense Encryption Standard
DES - Digital Encryption Standard
DFDSS - Data Facility Dataset Services
DFHSM - Data Facility Hierarchical Storage Manager
DFSMS - Data Facility Storage Management Subsystem
DG-UX - Data General Unix
DHCP - Dynamic Host Configuration Protocol
DI - Destination Index
DIIG - Digital Information Infrastructure Guide
DIMM - Dual In-Line Memory Module
DIN - Deutsche Industrie Norm
DIP - Dual In-Line Package
DIS - Dynamic Impedence Stabalization
DISOSS - Distributed Office Support System
DL - Definition List
DLC - Digital Loop Carrier
DLCI - Data Link Connection Identifier
DLL - Dynamic Link Library
DLSw - Data Link Switching
DLT - Digital Linear Tape
DLVA - Detector Logarithmic Video Amplifier
DMA - Direct Memory Access
DMF - Distribution Media Floppy
DMI - Desktop Management Interface
DMM - Digital Multi-Meter
DMS - Digital Multiplex Switch
DMS - Digital Multiplex System
DMT - Discrete Multi-Tone
DMTF - Desktop Management Task Force
DN - Domain Name
DNA - DEC Network Architecture
DNIS - Dialed Number Identification Service
DNR - Digital Number Recorder
DNS - Domain Name System
DOS - Disk Operating System
DOW - Direct Over-Write
DPAM - Demand Priority Access Method
DPI - Dot Pitch Integer
DPMI - DOS Protected Mode Interface
DPMS- Display Power Management Signaling
DPMS- DOS Protected Mode Services
DPT - Distributed Processing Technology
DQDB- Distributed Queue Dial Bus
DRAM- Dynamic Random Access Memory
DS0 - Digital Signal level 0
DSA - Distributed Systems Architecture
DSI - Digital Speech Interpolation
DSL - Digital Subscriber Line
DSLAM - Digital Subscriber Line Access Multiplexer
DSP - Digital Signal Processor
DSR - Date Set Ready
DSU - Data Service Unit
DT - Definition Term
DTA - Disk Transfer Area
DTE - Data Terminal Equipment
DTMF - Dual Tone Modulated Frequency
DTP - Desktop Publishing
DTR - Data Terminal Ready
DTV - Desktop Video
DUN - Dial-Up Networking
DV- Digital Video
DVB - Digital Video Broadcasting
DVC - Digital Video Conference
DVD - Digital Video Disc
DVI - Digital Video Interactive
DXI - Data Exchange Interface
DYLAN - Dynamic Language