BLI 222 Solved Assignment 2020-21




Course: Information Sources and Services

Blocks: 1 to 4

Units: 1 to 14

Course Code: BLI-222

Assignment Code: AST/TMA/Jul.2020/Jan.2021

Total Marks: 70

Note: Answer all questions.

1) Answer the following questions in 700 words each.

4X10=40 Marks

1) What are the reference sources of information? List their different types and explain the process of evaluating any one of its type.


2) Who are core information professionals? Explain the role of information disseminators as sources of information.


3) What do you understand by reference service? Describe its origin, growth and development. Differentiate between reference service and information service.


4) What are the objectives of user education? Describe the various methods and media used for offering user education in libraries.


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2) Answer the questions in 250 words each.

6X5=30 Marks

1) Discuss with examples the categorisation of documents as given by Ranganathan.


2) Explain the importance of trade literature as primary source of information.


3) Discuss the positive and negative influences of mass media.


4) Explain how museums are considered as sources of information.


5) Discuss the steps involved in conducting manual search for information.


6) What are the thrust areas of five laws of library science with marketing implications?


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