The book Islamiat (Islamic Study) is for 6th class. This book is by Punjab Curriculum and Textbook Board, Lahore and published by Urdu Bookstall, Lahore.
The book Operating Systems & Networks is for Computer Science Students. This book is about the structure and functions of operating systems and networks. its purpose is to present the nature, characteristics and working of modern operating systems, as clearly and comprehensively as possible.