Information service

Meaning: Giving information to user in anticipation or in

demand is known as Information service. Aspects of Information service: Provision of Information on demand Provision of Information in Anticipation

Types of Information Service

1. Current Awareness Type2. Condensation type (Abstracts, Extract, Technical

Digest)3. Location Type (Indexes, Bibliographies, Hand

book, Data Service)4. Evaluation Type (state of the Art of Report, Trend

report)5. Condensation and repacking type ( Reviews,

Handbook)6. Reference type ( Reader’s Guidance, Ready

reference, Referral Service)7. Maintenance Service ( Training of Document,

Consultation ).

ALERTING SERVICE

Meaning:

Alerting service is a service to be in a state of alertness of information resources and information products.

Types: Group Alert Service Individual Alert Service

Current Awareness Service

Dr S.R.Ranganathan defines, CAS as “listing the documents

appearing during the period covered, and without being selected to suit the requirements of a particular reader or a specific topic under investigation. This is of the nature of a general appetizer. It endeavors to keep the clientele informed promptly of all the nascent thought created in their fields of work and related fields.”

Characteristics of CAS

Latest information Continuous process of keeping the user

abreast of the latest information. Broader than the subject area of the user. Speed or timeliness Receives from his own informal channels. Temporary use.

Forms and Formats of CAS

Journal-Circulation

A. Circular Routing B. Radial Routing List of Periodicals Received Current content Service Current Awareness List (CAL): Library bulletin Announcement of Research – in- progress Notification of Forthcoming meeting Daily intelligence service Newspaper Clipping Service

SELECTIVE DISSEMINATION OF INFORMATION (SDI)

Hans Peter Luhn (1958) Strauss defined:

“ SDI as a refinement of the current awareness idea… that is designed to serve the individual scientist directly”

Steps involved in SDI system User profiles Documents profile Matching the specific subject interest; Notified Connecting the right recipients with the right

items of the information Responses of the recipients Adjusting the profile Notifying Keeping the file of profiles

REFERRAL SERVICE

The referral service provides only source to information and no more.

Referral Centre It directs users for information and data to

appropriate sources such as Libraries, Documentation centers, Information centers

Reference Service

Dr. S.R.Ranganathan defines reference service as “the process of establishing contact between a reader and his document in a personal way”

From 1896, in USA reference service occupied a regular place in the programmes of the various conferences of American Library AssociationIn India

Theories of Reference Service

Conservative or Minimum Theory : The main function of a librarian is not to find answers to question or to interpret the material to the reader but to organise the material effectively and to teach the enquirers to help themselves.

Moderate or Middling Theory : It is a mixed kind of reference service. It provides aid to the readers in locating and using books, finding facts and giving information whenever possible.

Liberal or Maximum Theory :. This theory states that the proper subject knowledge and sound bibliographical training help the librarians to become specialist in finding out information

Functions of Reference of Service

The supervision function The Information function The Guidance function The Instruction function The Bibliographic function The Appraisal function

Types of Reference Service

Ready Reference Service (very short time) Long Range Reference Service

BIBLIOGRAPHIC SERVICES Bibliography Louis shores “It is a List of written, Printed or otherwise

produced Record of Civilization, which may include books, serials, pictures Manuscripts and any media of communication”

Compilation of Bibliography: Planning Preparation

Types Enumerative (Examination of individual books in

order to assemble the resemble. Like incunabula,

Analytical (critical) Historical (Documents as objects of art)

DIGEST SERVICE

Ascertaining they exhaust status at a particular point in time

INDEXING SERVICE

Index is a detailed alphabetical list of the names, terms, topics, places, formula “

Importance:

Guides the user to document To create specialization of the author To retrieve the reference for research To save time

Types

Name index Author index Subject index Document index, Book periodical, News index Bibliographical index Classified index Alphabetical index Specific and Relative index Current and Retrospective index Citation index

ABSTRACTING SERVICE Meaning Essence of summary of a document is loosely called

abstract Type of abstract 1. Indicative Abstract 2. Informative Abstract 3. Indicative and Informative Abstract 4. Slanted Abstract 5. Critical Abstract 6. Titular Abstract 7. Author Specialist Abstractor 8. Aritcle, patent Standard and Bibligraphical

Abstract etc..

Preparing an Abstract

1. Indification of significant information 2.Organisation of the identified information 3. Writing of Abstract Qualities 1. Brief 2. Simple 3. Precise

TREND REPORT

A trend report is an exposition of a subject, giving an account of the general direction of research in the subject, based on a review of the documents on current developments. The trend report service is designed to help the specialized reader in the productive utilization of his time and in the conservation of the research potential.

Steps in the Preparation of Trend Reports

The Work in the idea plane involves The work in the Verbal Plane Involves The work in the Notational Plane Involves

ONLINE SERVICES

Online service means the provision of facilities of online searching of bibliographic or non bibliographic databases using remote terminals.

ONLINE SERVICES IN INDIA: An online service in India was perceived by NISSAT way

back in 1985 which load to the establishment of several National Access Centers for International database (NACIDS).

Online services available in India are medical information service of NIC, National Union Catalogue of Scientific Serials (NUCSSI) of INSDOC,

TRANSLATION SERVICES

Meaning To express the information in another Language

systematically retaining the original -Webster

Objectives To provide document in user Language To Promote the Use of document and cultural

understandingTypes of Translation Literal (Without changing the Literary Meaning) Free Translation (Translators apply his own words) Transposition (Translators apply his emotional)

Translation Pools 1. National Translation Centre (NTC) Established in John Creamer Library, Chicago in 1953

2. International Translation Centre (ITC) 1960 by the name European Translation Centre (ETC)

3. Agencies in Britain British Library is a big stockist of translations

4. Specialized Pools a) Transtom: EAEC (European Atomic Energy

Community) and US Atomic Energy b) Index Translationum: published by UNESCO. ITS

publication is regular since 1947

REPROGRAPHIC SERVICES(1954 ) Bose defines “it is a group of mechanical devices whereby one or

multiple copies of a document can be prepared through copying and duplicating processes

Reprographic Techniquesa) Photographicb) Non – Photographic : 01. Exam race

http://examrace.com/default.aspx 02. IGNOUmaterial

http://www.freewebs.com/lissetnet