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Glossary for the entire site, across all courses and subjects.


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D

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digital to analogue converter
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"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.",
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Data Integrity refers to the validity of data. It can be compromised in a number of ways.

(taken from webopedia)

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"Using sensing technology to record and store variable data over a period of time, e.g. temperature changes during the night.",
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database management system
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"The combining of text, graphics and layout to produce a finished document.",
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data flow diagram
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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.
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"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.",
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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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"Computers store information in a digital form which allows accurate repeated reproduction, unlike audio tape or photocopies which become distorted after being copied several times. Sounds and images stored in this way can be easily edited and manipulated. These files can sometimes be compressed, using specialist software, to reduce the amount of storage space they require.",
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domain name server
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disk operating system
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n. advertisement printed across 2 pages in a magazine or newspaper
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Dreamweaver is the industry-leading web development tool, enabling users to efficiently design, develop and maintain standards-based websites and applications

Dreamweaver creates and maintaining basic websites to advanced applications that support best practices and the latest technologies.

http://www.macromedia.com/software/dreamweaver/

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digital subscriber line
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decision support system
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digital versatile disk
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Allows the user to draw and manipulate geometric shapes on the screen.,
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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.

INFO FROM: http://en.wikipedia.org/wiki/Dynamic_HTML

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