D (d .. )

Data modelling
  • D-AMPS
    • A digital cellular network (IN NZ by Telecom).
  • Data
    • "Raw - unprocessed facts".
  • Data Analysis
    • understanding HOW data is stored in your organisation and how it flows around the organisation.
  • Database
    • A computer program that collects all data into one structure.
  • Database Online Analytical Processing (DOLAP)
  • Is an OLAP engine that sits in the database, potentially providing the fastest querying engine.
  • Data Catridge
    • A magnetic tape device similar to a music cassette.
  • Data Characteristics
    • the features of the data are stored in your computer system.
  • Data Communications
    • The ability to receive and transmit data via a terminal or Personal Computer (PC).
  • Data Communications Equipment
    • The equipment that provides the functions to establish, maintain, and terminate a connection
  • Datamart
    • dispersed data storehouses directed at specific user needs.
  • Data Organisation
    • the way data are stored in your computer system.
  • Data Processing
    • the way data are processed in your computer system.
  • Data Terminal Equipment
    • A Computer or business machine that provides data in the form of digital signals as it's output. eg ; Terminals, PC's , Computers
  • Data Transfer Rate
    • measure of how fast data moves from the drive to your PC's memory.
  • Data warehouse
    • Pools of historical data used in decision support and business analysis.
  • DCE
    • see Data Communications Equipment
  • DDN
    • see Digital Data Network.
  • DDS
    • See Digital Data Services
  • Degaussing
    • (or demagnetising) is required when colours are produced inconsistently across the screen as a result of a build-up of magnetic fields within the monitor.
  • Demodulation
    • converts Analog signals to Digital form
  • DEN
    • see Directory enabled networking
  • Dependency
    • (Project management) A conditional relationship between tow tasks, also called logical and precedence relationship. <SWAS>
  • Derived column or field (GIS)
    • A new column or field in a data table made up or calculated from two existing fields.
  • Desktop computer
    • A microcomputer that sits on top of the desk or stands next to the desk.
  • Desktop Manager
    • software that includes calculators, clocks, electronic card files, calendars
  • Desktop Publishing
    • Professional quality printed reports, newsletters and other publications, with a mixture of text and graphics created on a Personal Computer.
  • Development Software
    • enables a programmer to write Application Software. Eg. COBOL

 

[Rev 14/08/00] © 1997 - 2000 V/2-Com (Verhaart), P O Box 8415, Havelock North, New Zealand.