Answer the following problems:

problem1)

What do you understand by database? describe the various types of databases and their components.

problem2)

What is meant by data structures? describe their different types.                       

problem3)

Describe functional requirements of the library automation software package.

problem4)

describe the functions of a computerised circulation system in a library.           

problem5)

Describe features of real time digital reference service. describe Collaborative Digital Reference Service Project of the Library of Congress.

problem6)

What is meant by library consortia? describe the features of any three Indian library consortia that provide full texts of journal articles.

problem7)

describe applications of Internet for supporting different library activities.

problem8)

Describe various categories of search engines with exs.                    

problem9)

Describe the following:                                                            

(a) Entity - relationship diagram

(b) Data models

(c) OCR

(d) Image compression