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D

DAC

digital to analogue converter

Data handling, databases, datafiles

"Data handling is working with, and drawing conclusions from, collections of related information (datafiles) stored in a database. Databases and datafiles are electronic means of storing information so that it can be searched or manipulated. For example, a census return may be stored as a datafile so that it is possible to search for particular types of employment and produce graphs of the results.",

Data Integrity

Data Integrity refers to the validity of data. It can be compromised in a number of ways.

(taken from webopedia)


Data logging,

"Using sensing technology to record and store variable data over a period of time, e.g. temperature changes during the night.",

DBMS

database management system

Desktop publishing (DTP),

"The combining of text, graphics and layout to produce a finished document.",

DFD

data flow diagram

DHTML

Dynamic HTML or DHTML is a method of creating interactive web sites by using a combination of static markup language HTML, a client-side scripting language (such as JavaScript), the presentation definition language (e.g. Cascading Style Sheets), and the Document Object Model.

Digital camera,

"Records photographs in an electronic form that enables the user to transfer them to a computer to store, change or incorporate them into other files.",

Digital Certificate

A digital certificate is an electronic "credit card" that establishes your credentials when doing business or other transactions on the Web. It is issued by a certification authority ( CA ). It contains your name, a serial number, expiration dates, a copy of the certificate holder's public key, and the digital signature of the certificate-issuing authority so that a recipient can verify that the certificate is real.



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