This book Information Technology: Basics will serve as a firm and accurate base for the course objectives as well as the information needs of the Paper-IV of UGC Model Curriculum for the integrated M. LIsc. programme. To assist the teachers and students a topical outline of the chapter content is given at beginning and a set of questions are given for discussion and preparation at the end. Topics covered include Basic concepts; History and development of computer-types, generations and classification; Computer hardware-components, data representation, input, output and storage devices; Computer Software-processing, software systems, programming; system analysis and design; Algorithm and flowcharts; DOS, MS-WINDOWS, UNIX, LINUX, WINDOWS NT etc.; Word Processors and spread-sheets; DBMS Packages-DBMS, FOX PRO, CDS/ISIS, MS Access, etc. Thus, the book provides basic concepts of computers and computer application in information handling on the lines of the syllabus delineated in the Model Curriculum and shall come handy to teachers and students of library and information science. It can also provide a general reading to all those who want to know A, B, C of computers.