Databases, information technology and computing

• Remote Database Access
  Remote Database Access
  - Purpose :RDA describes the connection of a database client to a database server. It includes features for* communicating database operations and parameters from the client to the server,* in return, transporting result data from the server to the client,...
  
  , a protocol standard for database access
• Remote Diagnostic Agent
  Oracle database
  The Oracle Database is an object-relational database management system produced and marketed by Oracle Corporation....
  
  , a diagnostic tool for Oracle database environments
• Resource Description and Access
  Resource Description and Access
  Resource Description and Access or RDA is a set of instructions for the cataloguing of books and other materials held in libraries and other cultural organizations such as museums and galleries. RDA is the successor to the second edition of the Anglo-American Cataloguing Rules , the current...
  
  , the title of the third revision of the Anglo-American Cataloguing Rules, a library cataloguing standard used to support the discovery, identification and employment of information resources
• Redundancy analysis, a method for multivariate analysis
  Multivariate analysis
  Multivariate analysis is based on the statistical principle of multivariate statistics, which involves observation and analysis of more than one statistical variable at a time...
  
  , or ordination
  Ordination (statistics)
  In multivariate analysis, ordination is a method complementary to data clustering, and used mainly in exploratory data analysis . Ordination orders objects that are characterized by values on multiple variables so that similar objects are near each other and dissimilar objects are farther from...
  
  .

Other

• Recommended Dietary Allowances, Dietary guidelines for micronutrient intake, published by the Institute of Medicine
  Institute of Medicine
  The Institute of Medicine is a not-for-profit, non-governmental American organization founded in 1970, under the congressional charter of the National Academy of Sciences...
  
  
• Rassemblement Démocratique Africain (African Democratic Rally), a political party found formed in 1946 in French West Africa
  French West Africa
  French West Africa was a federation of eight French colonial territories in Africa: Mauritania, Senegal, French Sudan , French Guinea , Côte d'Ivoire , Upper Volta , Dahomey and Niger...
  
  
• Regional Development Agency
  Regional Development Agency
  In the United Kingdom, a regional development agency is a non-departmental public body established for the purpose of development, primarily economic, of one of England's Government Office regions. There is one RDA for each of the NUTS level 1 regions of England...
  
  , a public sector
  Public sector
  The public sector, sometimes referred to as the state sector, is a part of the state that deals with either the production, delivery and allocation of goods and services by and for the government or its citizens, whether national, regional or local/municipal.Examples of public sector activity range...
  
   organisation in England
• Rda, an Enochian name of a minor angel
• Reader's Digest Association
  The Reader's Digest Association
  The Reader's Digest Association, Inc. is a global media and direct marketing company, best known for its flagship publication founded in 1922, Reader's Digest...
  
  , a US magazine-publisher
• Redland railway station
  Redland railway station
  Redland railway station is a small station on the Severn Beach Line on South Road in Redland, Bristol, England. It was opened 12 years after the line, in April 1897, following a petition by local residents. It lies between Montpelier railway station and Clifton Down railway station. It is a...
  
  , a railway station in Bristol, England with the National Rail code "RDA"
• Resources Development Administration, the fictional company from the 2009 film Avatar
• Rules of Decision Act
  Rules of Decision Act
  The Rules of Decision Act requires that federal courts apply state law in their decisions arising out of diversity jurisdiction, except when in conflict with federal law.This act came from Section 34 of the Judiciary Act of 1789...
  
  , a federal law in the United States
• Research and Development Array
  Research and Development Array
  The Research and Development Array is a research and development effort related to the Pierre Auger Observatory. It consists of a set of water tanks and communication towers near Lamar, CO.- Goals :...
  
  , a cosmic ray detector development project in Colorado, US