www.cryer.co.uk
Brian Cryer's Web Resources

Glossary of IT Terms beginning with "D"

Brian Cryer's Glossary of IT Terms with Links. Definitions and links to further information on IT related terms ...

D2D2T
Disk to Disk to Tape, details ...
D6
Delphi 6 / 6 sided dice, details ...
D7
Delphi 7, details ...
DAB
Digital Audio Broadcast, details ...
DAC
Discretionary Access Control / Digital to Analogue converter, details ...
DACL
Discretionary Access Control List, details ...
DAO
Data Access Objects, details ...
DAS
Direct Attached Storage, details ...
DAT
Digital Audio Tape, details ...
Database
A structured collection of records, details ......
Database Connectivity
Connecting and communicating with a database system, details ...
Database Schema
Table relationships in a database, details ...
Data Integrity
The reliability and correctness of data, details ...
Data Mining
Identifying relationships and trends in data, details ...
Data Recovery
The process of recovering lost or corrupt data, details ...
Datum
Reference point, details ...
DB
Database / Decibel, details ...
DBA
Database Administrator / Decibels Adjusted, details ...
DBC
Database Container, details ...
DBMS
Database Management System, details ...
DC
Direct Current / Domain Controller / Device Context, details ...
DCL
Digital Command Language, details ...
DCU
Delphi Compiled Unit / Diagnostic Control Units / Data Cache Unit, details ...
DCOM
Distributed Component Object Model, details ...
DDB
Device Dependent Bitmap, details ...
DDK
Device Driver Kit, details ...
DDI
Direct Dialling In / Device Driver Interface, details ...
DDL
Data Definition Language, details ...
DDNS
Dynamic DNS, details ...
DDOS
Distributed Denial-of-Service, details ...
DDR
Double Data Rate (SDRAM), details ...
DDR2
Double Data Rate x2 (SDRAM), details ...
DDS
Digital Data Storage, details ...
DDT
Abbreviation for D2D2T / Controversial pesticide, details ...
DEC
Digital Equipment Corporation / Decimal / December / Decrement / Deceased, details ...
Decile
A tenth portion or band of set of data, details ...
DECnet
Digital Equipment Corporation network protocol, details ...
Deep Linking
Link to a page on another website other than its home page, details ...
default
A behaviour taken when no other behaviour has been specified / Inability to pay a dept, details ...
defaults
A collection of default values / The act of using a default value, details ...
Defrag
Common abbreviation for defragment / Windows defragmentation utility, details ...
Defragment
To rearrange disk clusters to be contiguous, details ...
Delegate
Function pointer in .NET, details ...
DEM
Digital Elevation Model, details ...
Denial of Service
Attack to prevent access, details ...
DEP
Data Execution Protection, details ...
Deprecated
A warning that an interface is obsolete and may be removed, details ...
DES
Data Encryption Standard, details ...
Device Control
Control over a connected device, details ...
Device Driver
Software to allow a peripheral to function, details ...
DFB
Device Format Bitmap, details ...
DFM
Design For Manufacturing, details ...
DFS
Distributed File System, details ...
DHCP
Dynamic Host Configuration Protocol, details ...
DIB
Device Independent Bitmap, details ...
Digitise
Convert to a digital equivalent, details ...
DIME
Direct Internet Message Encapsulation, details ...
Disk Thrashing
Excessive paging, details ...
Dithering
A method of approximating colours, details ...
DIY
Do It Yourself, details ...
DLM
Distributed Lock Manager, details ...
DLL
Dynamic Link Library, details ...
DLP
Digital Light Processing, details ...
DLT
Digital Linear Tape, details ...
DMA
Direct Memory Access, details ...
DMCA
Digital Millennium Copyright Act, details ...
DMI
Desktop Management Interface, details ...
DMOZ
Open Directory Project, details ...
DMT
Discrete Multitone, details ...
DMZ
Demilitarised Zone, details ...
DN
Distinguished Name, details ...
DNA
Distributed interNet Architecture, details ...
DNF
Digital National Framework / Did Not Find, details ...
DNS
Domain Name Service, details ...
DNSBL
DNS Block List, details ...
DNS Server
A server providing DNS name translations, details ...
DOE
Department of Education / Department of Energy / Dependent On Experience, details ...
DOI
Digital Object Identifier, details ...
DOM
Document Object Model, details ...
DOQ
Digital Orthophoto Quadrangle, details ...
DOS
Disk Operating System / Denial of Service, details ...
DOW
Day Of Week, details ...
Down
Not available or switched off, details ...
Download
To receive data from a remote system, details ...
DP
Data Processing / Decimal Places / Digital Photography / Development Plan / Dual Processor / Data Protection, details ...
DPA
Differential Power Analysis / Data Protection Act, details ...
DPI
Dots Per Inch, details ...
DPOF
Digital Print Order Format, details ...
DR
Disaster Recovery / Dead Reckoning / Development Release / Digital Radio / Disaster Resilience, details ...
DRAM
Dynamic RAM, details ...
Driver Software
Software allowing peripherals to function, details ...
DRM
Digital Rights Management / Digital Radio Mondial / Digital Restriction Management, details ...
DRP
Disaster Recovery Plan, details ...
DRS
Document Recognition System, details ...
DSA
Digital Signature Algorithm, details ...
DSDM
Dynamic Systems Development Method, details ...
DSI
Dynamic System Initiative, details ...
DSL
Digital Subscriber Line / Domain Specific Language, details ...
DSM
Digital Surface Model, details ...
DSN
Data Source Name, details ...
DSO
Dynamic Shared Object, details ...
DSP
Digital Signal Processing, details ...
DSS
Decision Support System, details ...
DST
Daylight Saving Time, details ...
DT
Desk Top PC / Defined Term, details ...
DTD
Data Type Definition / Document Type Definition, details ...
DTM
Digital Terrain Model., details ...
DTP
Desk Top Publishing, details ...
Duplex
Simultaneous send and receive / Double sided printing, details ...
DVD
Digital Video/Versatile Disk, details ...
DVI
Digital Visual Interface / Direct Voice Input / Device Independent, details ...
DW
Dreamweaver / Dear Wife / Data Warehouse, details ...
DWF
Design Web Format, details ...
DWORD
Double-Word, details ...
Dynamic DNS
Dynamic Domain Name Service, details ...