This third edition of what has become a classic among textbooks in schools of library and information science (and related programs) has been thoroughly updated

The Book Comprehensively Covers The New Syllabus Of Library And Information Science And Provides An Authentic Source Material For Multiple Choice Questions, Wit

In A Readable Manner The Book (Races The History Of Computer, Basics Of Hardware And Software, Input-Out¬Put Concepts And Devices. It Describes The Offline And