dear, I only want to suggest you that please go through the standard book that doesn't contain mistakes(read that book whose language is easier for you) and do as much as questions...
Digital Electronics by S.Salivahan - I would recommend this book to beginners. It is written in very easy language.
Digital Fundamentals by Floyd- I would highly recommend this bo...
dear...... it's an easy subject......u can go through these books these will help you.
Abhishek singh
1)A.P. Malvino Electronic principle Tata McGraw Hill .... 2) J. Millman and C. Halkias integrated electronic analog and digital... these books are the best. You may blindly follow ...