Check for the of Sumita Arora (Dhanpat Rai & Co.).
The most important textbook for this course is the official NCERT Computer Science for Class XI. It is developed by experts to align perfectly with the CBSE curriculum and forms the basis for all board examination questions. While NCERT provides the core concepts, many students also turn to reference books like Sumita Arora’s Computer Science with Python or Preeti Arora’s version to get extra practice problems and simplified explanations. cbse class 11 computer science textbook