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Abbreviations Starting with Letter R

RA: RealAudio (RA) is a proprietary audio format developed by RealNetworks and first released in April 1995. RealAudio files were originally identified by a filename extension of .ra (for Real Audio). 2016-J-P-II-Q-25

RAM: Random-Access Memory (RAM) is a form of volatile computer memory which allows data items to be accessed (read or written) in almost the same amount of time irrespective of the physical location of data inside the memory. 2004-D-P-II-Q-15

RDA: Resource Description and Access (RDA) is a set of content standards for cataloguing materials held in libraries and other cultural institutions developed to replace Anglo-American Cataloguing Rules, 2nd edition, 2002 revision (AACR2) and published in June, 2010 under the title RDA Toolkit by the American Library Association, the Canadian Library Association, and Chartered Institute of Library and Information Professionals (CILIP) (UK). The organization of RDA is based on international standards developed by the International Federation of Library Associations (IFLA), such as Functional Requirements for Bibliographic Records (FRBR) and Functional Requirements for Authority Data (FRAD). 2009-D-P-II-Q-10, 2011-J-P-II-Q-37, 2015-D-P-II-Q-30, 2013-S-P-II-Q-28

RDC: Rules for a Dictionary Catalogue (RDC) is a cataloguing rule first appeared in print in 1876 and authored by Charles Ammi Cutter. 2011-D-P-II-Q-35

RDF: Resource Description Framework (RDF) is a family of World Wide Web Consortium (W3C) specifications originally designed as a metadata data model. RDF is a standard model for data interchange on the Web, published in 2014.

RDMS: Relational Database Management System (RDBMS) is a Database Management System (DBMS) that is based on the relational model as invented by E. F. Codd, of IBM's San Jose Research Laboratory.

RFID: Radio Frequency Identification (RFID) is the technology to use the microchips to tag library materials and the library card, enabling patrons to check out items by walking through a self-service station equipped with an antenna that emits low-frequency radio waves. 2009-D-P-II-Q-14

RH: Relative Humidity (RH) is the amount of water vapour present in air expressed as a percentage of the amount needed for saturation at the same temperature.

RLG: Research Libraries Group (RLG) was a U.S.-based library consortium. They developed the Eureka interlibrary search engine, the RedLightGreen database of bibliographic descriptions, and ArchiveGrid, a database containing descriptions of archival collections.

RLIN: Research Libraries Information Network (RLIN) is a US based online database created in 1978 to provide for the research needs of Research Libraries Group (RLG)'s member academic, research, and other institutions as well as for cataloguing, interlibrary loan, archival, and manuscript control applications. 2006-D-P-II-Q-40, 2016-J-P-III-Q-41, 2016-J-P-III-Q-47

RM: Records Management (RM), also known as the Records and Information Management (RIM), is the professional practice of managing the records of an organization throughout their life cycle, from the time they are created to their eventual disposal. This includes identifying, classifying, storing, securing, retrieving, tracking and destroying or permanently preserving records.

ROI: Return on Investment (ROI) is a library performance evaluation technique for quantifying the extent to which investment in a library helps generate income or other tangible benefits for its parent institution, clientele, or community.

ROM: Read-Only Memory (ROM) is computer memory containing instructions and/or data to start the computer and cannot be changed or erased because the manufacturer created it in unalterable form.

RRRLF: Raja Rammohun Roy Library Foundation (RRRLF) is a central autonomous organization established in 1972 and fully financed by the Ministry of Culture, Government of India with its headquarters in Kolkata. RRRLF is registered under the West Bengal Societies Registration Act, 1961. It is the nodal agency of the Government of India to support public library services and systems and promote public library movement in the country commensurate with the objectives as embodied in its Memorandum of Association. RRRLF’s official publication is Granthana. 2005-J-P-II-Q-41, 2012-J-P-II-Q-9, 2012-J-P-II-Q-44, 2015-J-P-III-Q-38

RSS: RDF Site Summary (RSS), renamed Rich Site Summary (RSS), and later redubbed Really Simple Syndication (RSS) is a method of Web syndication, originally developed at Netscape, which uses XML file formats to publish frequently updated online works, such as blog entries, news headlines, and audio and video clips, in standardized format.

RT: Related Term (RT) is a descriptor or subject heading closely related to another term conceptually but not hierarchically in a hierarchical classification system.

RTF: Rich Text Format (RTF) is a proprietary document file format with published specification developed by Microsoft Corporation from 1987 until 2008 for cross-platform document interchange with Microsoft products. 2014-J-P-III-Q-61

RTI: Right to Information Act (RTI) is an Act of the Parliament of India enacted on 15 June, 2005 "to provide for setting out the practical regime of right to information for citizens" and replaces the erstwhile Freedom of information Act, 2002.

RUSA: Rashtriya Uchchatar Shiksha Abhiyan (RUSA) is a Centrally Sponsored Scheme (CSS), launched in 2013 by the Government of India aims at providing strategic funding to eligible state higher educational institutions.

RUSQ: Reference & User Services Quarterly (RUSQ) is a peer-reviewed academic journal covering library science. It is the official journal of the Reference and User Services Association and is published by the American Library Association. The journal was established as the Reference Quarterly in 1961 and obtained its current name in 1997 and stop publication of its printed version and shifted to digital only starting with Volume 51, number 1 (Fall 2011). 2015-J-P-III-Q-48

Badan BarmanDr. Badan Barman at present working as an Assistant Professor in the Department of Library and Information Science, Gauhati University, Guwahati-781014, Assam, India. He is the creator of the LIS Links ( - India’s most popular social networking website for Library and Information Science professionals. He also created the Open Access Journals Search Engine (OAJSE) (, UGC NET Guide (, Assam Archive ( and LIS Study ( website.

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