New IGNOU BLIS-(221-222-223-224) Help Book IGNOU BLIS Guide-1 (BLI-221 to 224) in English – BLIS Library and Information Science Latest Edition Guide and Study Material.

Block 1 – Library and Information in social Perspective (BLI-221), Documentary Sources (BLI-222), Library Classification (BLI-223), Basics of ICT (BLI-224)
Libraries, Information and Knowledge-based Society (BLI-221)
Types of Libraries (BLI-221)
Information Institutions (BLI-221)
Laws of Library Science (BLI-221)
Categorisation of Sources (BLI-222)
Primary Sources (BLI-222)
Secondary and Tertiary Sources (BLI-222)
Criteria of Evaluation (BLI-222)
Basic Concepts (BLI-223)
Type of Classification (BLI-223)
Postulational Approach (BLI-223)
Comparative Study of Schemes of Classification (BLI-223)
Basics of Computer Technology (BLI-224)
Basic of Communication Technology (BLI-224)
Basic of Network Technology (BLI-224)
Technology Convergence (BLI-224)

Block 2 – Library and Information Related Legislation (BLI-221), Non-Documentary Sources (BLI-222), Library Cataloguing (BLI-223), Middleware Technologies (BLI-224)
Library Legislation and Model Public Library Acts/Bills (BLI-221)
Library Legislation in Indian States–Their Salient Features (BLI-221)
Other Information Related Legislations (BLI-221)
Humans as Sources of Information (BLI-222)
Institutions as Sources of Information (BLI-222)
Media as Sources of Information (BLI-222)
Basic Concepts (BLI-223)
Types and Forms of Catalogues (BLI-223)
Formats and Standards (BLI-223)
Cataloguing of Non-Book Material (BLI-223)
Office Tools: Word Processing, Presentation and Spreadsheets (BLI-224)
Database Management Systems (BLI-224)
Multimedia (BLI-224)

Block 3 – Resource Sharing and Library Networks (BLI-221), Information Services (BLI-222), Indexing (BLI-223), Network Fundamentals (BLI-224)
Resource Sharing (BLI-221)
Library and Information Networks and Consortia (BLI-221)
Library and Information Networks and Consortia: National and International (BLI-221)
Information Services: An Overview (BLI-222)
Types of Services: Reference Service, CAS, etc. (BLI-222)
Literature Search and Database Services (BLI-222)
Basics of Subject Indexing (BLI-223)
Indexing languages (BLI-223)
Indexing Techniques (BLI-223)
Network Topology (BLI-224)
Communication Protocols and Network Addressing (BLI-224)
Protocol Architecture (BLI-224)
Network Applications and Management (BLI-224)
Network Security (BLI-224)

Block 4 – Library and Information Profession and Related Agencies (BLI-221), Information Use and User Studies (BLI-222) Recent Developments (BLI-223), Internet Tools and Services (BLI-224)
Librarianship as a Profession (BLI-221)
Ethical Issues in Librarianship (BLI-221)
Role of Professional Associations (BLI-221)
Organisations and Institutions Involved in the Development of Library and Information Services (BLI-221)
User Education and Information Literacy (BLI-222)
User Studies (BLI-222)
Information Use Studies (BLI-222)
Marketing of Information Services (BLI-222)
Conceptual Changes: Impact of Technology (BLI-223)
Online Catalogues: Design and Services (BLI-223)
Overview of Web Indexing, Metadata, Interoperability and Ontologies (BLI-223)
E-Mail and E-Messaging (BLI-224)
World Wide Web (BLI-224)
Search Engines (BLI-224)
Interactive and Distributive Services (BLI-224)