Already have an account? Get multiple benefits of using own account!
Login in your account..!
Remember me
Don't have an account? Create your account in less than a minutes,
Forgot password? how can I recover my password now!
Enter right registered email to receive password!
Preserved Context Index System (PRECIS)
PRECIS (Preserved Context Index System) was designed and developed by Derek Austin by about 1970 as an alternative procedure for deriving the subject headings and subject index entries for British National Bibliography (BNB). Since 1952, for nearly 20 years, BNB followed chain procedure for deriving subject index entries. Two most important factors worked for the development of PRECIS: I) Idea of replacing chain indexing technique of BNB; and ii) the decision of the British Library to generate computer produced BNB with all the indexes in view of launching the UKMARC project. Accordingly, a research project for a suitable alternative for generating subject indexes directly from the machine readable records were undertaken by the British Library with the following objectives, which, ultimately resulted in the development of PRECIS:
PRE-COORDINATE INDEXING MODELS You will recall from your study of the sub-section 14.5.2 of Unit 14 that the pre-coordinate index constitutes a collection of index entries in
how communication can bring about advancement in any society
Current Contents Current Contents (CC) includes content pages of important journals in different fields to provide a quick current awareness service. CC is a weekly service to
What Are The Main Features Of The Homeric Worldview?
how it represents the key concepts of self interest balance of power alliances empires and justices
Origin of Reference Books A reference book is one which is designed by its arrangement and treatment to be consulted for definite items of information rather than to be read
Define Conflicts of Interest? Conflict of interests is a situation in which two or more interests are not at the same time realizable. It is the disagreement among public obli
What is the difference between tribe and caste
Informational Almanacs Informational almanacs are basic general almanacs. They depend heavily on government sources for statistical information. They follow the same pattern
Revision It is difficult and costly venture to produce a really authoritative encyclopaedia. They get out of date in a course of time due to dynamic nature of knowledge. Hence
Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!
whatsapp: +91-977-207-8620
Phone: +91-977-207-8620
Email: [email protected]
All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd