Hello friends information technology by ss bhatia is really a nice book, I read this book in bca first semeater, and this really help me a lot for my study.
This covers all the sylabus. All the concepts are well described. By reading this book you will get knowledge about software, hardware components of the computer.
Further these are described with ther sub categories very well. Input output components are described with examples and diagrams.
Disks mechanism described in a understandable way. All the topics are organised in a well way. Previous year question paper is also there at the end of the book, from whuch you can get idea of questions comes in exam. Cost of this book is rs 250. And is easly available in book stores.
So finally guys it is a very good book on information technology, read it to prepare for the subject, and to get knowledge about the computer.