data flow diagram

Also found in: Acronyms, Wikipedia

0.01 sec.

data flow diagram

A description of data and the manual and machine processing performed on the data as it moves and changes from one stage to the next. It also includes the locations where the data are placed in permanent storage (disk, tape, etc.).

data flow diagram [′dad·ə ¦flō ‚dī·ə‚gram]

(computer science)

A chart that traces the movement of data in a computer system and shows how the data is to be processed, using circles to represent data. Also known as bubble chart; system flowchart.

(programming)

Data Flow Diagram - A graphical notation used to describe how data flows between processes in a system. Data flow diagrams are an important tool of most structured analysis techniques.

http://smartdraw.com/resources/centers/software/dfd.htm.

Want to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit the webmaster's page for free fun content.

?Page tools

Printer friendly
Cite / link

Feedback

Mentioned in	?		References in periodicals archive	?		Encyclopedia browser	?		Full browser	?
No references found			Steps are illustrated with case studies, tables, b&w illustrations, data flow diagrams, and flow charts. Streamlining business requirements; the XCellR8 approach by Reference & Research Book News The major tool adopted in this phase is the data flow diagram (DFD), providing a general outline of the information system, utilizing data structure to set forth the objective''s attributes, and making use of algorithms to detail each operating process. Public Policy Group Support Systems Part 1 by Meridith Berk / Business community Finally, the team associated actors and use cases through an activity diagram, the UML equivalent of a data flow diagram. Jump-starting projects to automate correctional processes by Ward, John / Corrections Today			data dictionary file data dipper Data Display data distribution data division data driven Data Driven Machine data element data encryption Data Encryption Algorithm Data Encryption Key data encryption standard data entry data entry department data entry operator data entry program data entry terminal data error data exchange system data expansion data federation data field data file data flow data flow analysis data flow diagram data flow language data flow system data flow technique data fork data formatting data frame Data Ganj Baksh Death Festival Data General Data General mN601 Data General One data generator data glove data governance data hiding data hierarchy data hygiene data independence Data Input data integrity data interchange Data Interchange Standards Association data item Data Jack data leakage data legibility			Data Facility Removable Media Manager Data Facility Sort Data Facility Storage Management Data Facility Storage Management Subsystem Data Facility System Managed Storage data federation Data field Data field Data field Data field Data field Data Field Identifier Data Field Identifier/Data Use Identifier Data Field Line data file data file Data File Distribution System data file format Data File Line Data File Management Data File Management System Data File Utility Data Filter Unit Data fishing Data flow Data flow analysis Data flow analysis Data flow computers Data Flow Control Data Flow Control Layer data flow diagram Data Flow Graph Data Flow Information Data Flow Infrastructure Initiative Data Flow Language Data Flow Language Data flow model Data Flow Processing Element Data Flow Query Language data flow system data flow technique Data Flow Testing Data Flowing Fine Data Food Networking Data for Development, Inc. Data for Evaluating Learning in Valid Experiments Data for Head and Neck Oncology Data for Structural Analysis Data for Testifying Officers Data Forcing Data Forcing Data fork Data fork data format data format Data Format Control Book Data Format Control Document Data Format Description Language Data Format Design Document

Encyclopedia

Free Tools:	For surfers: Free toolbar & extensions \| Word of the Day \| Help For webmasters: Free content \| Linking \| Lookup box \| Double-click lookup

Disclaimer
All content on this website, including dictionary, thesaurus, literature, geography, and other reference data is for informational purposes only. This information should not be considered complete, up to date, and is not intended to be used in place of a visit, consultation, or advice of a legal, medical, or any other professional.