Page 115 - DLIS407_INFORMATION AND LITERATURE SURVEY IN SOCIAL SCIENCES

Information and Literature Survey in Social Sciences Seema Sharma, Lovely Professional University

Notes Unit 13: Web-Based Resources and Services

CONTENTS
Objectives
Introduction
13.1 Nature and Scope of Web-based Resources and Services
13.2 E-Journals
13.3 E-Reference Sources
13.4 Subject Gateways
13.5 Virtual References
13.6 Library Portals
13.7 Online Databases
13.8 Search Engines
13.9 Summary
13.10 Keywords
13.11 Review Questions
13.12 Further Readings

Objectives
After studying this unit, you will be able to:

y Explain the nature and scope of web-based resources and services
y Identify e-journals and e-references sources of information
y Know the features of subject gateways and virtual references
y Identify the different library portals and online database.

Introduction

Utilising the web technologies that are becoming available the world over, various organisations
are developing and maintaining websites providing access to the information generated/collected
by them in the form of online databases, online publications, and also providing other information
services and products. Web-base information resources can be defined as resources that include both
documents and non-documents in electronic or e-format that provide information or a pointer to the
information and can be accessed via Internet.

13.1 Nature and Scope of Web-based Resources and Services

The web-based resources and services could be of varied in nature. Broadly, the web-based resources
and services can be classified into the following categories:

110 LOVELY PROFESSIONAL UNIVERSITY