NCERT Books

NCERT Class 11 Computer Science Books [Download ZIP, PDF]

NCERT Class 11 Computer Science introduces students to the formal world of programming, problem solving and computer systems. The syllabus is carefully designed by the National Council of Educational Research and Training (NCERT) to help learners build a strong foundation in algorithms, Python programming, data representation, computer networks and societal impacts of computing. These concepts are extremely useful for future studies in engineering, BCA, B.Sc. (CS/IT), and for competitive exams that include computer awareness.

On this page, you can download the official NCERT Class 11 Computer Science book in English and Computer Science – Urdu medium in ZIP and chapter-wise PDF format. All links either point to NCERT’s official textbook server or trusted NCERTBooks.net mirrors, so you can safely use them for school study, self-learning and exam preparation.

Table of Contents

NCERT Books for Class 11 Computer Science

View All NCERT Books for Class 11 (All Subjects)

About Computer Science Book (English Medium)

The NCERT Class 11 Computer Science (English medium) textbook follows the latest CBSE curriculum and focuses mainly on Python programming, elementary algorithms, data representation, computer systems and the societal impact of computing. The chapters introduce concepts gradually, starting from basics like problem solving and flowcharts, and then moving towards writing real Python programs, using conditionals, loops, lists, dictionaries and file handling.

You can download each chapter using the links in the table below. The Description column briefly explains what you will learn in that chapter so you can plan your study and revision better.

ChapterDescription
Preface Section
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Gives an overview of the book, structure of the syllabus and how students should use the chapters and examples effectively.
Chapter 1
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Introduces the basics of computer systems, components, hardware, software and the idea of problem solving using computers.
Chapter 2
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Covers data representation, number systems and how information like text, images and numbers is stored in computers.
Chapter 3
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Explains problem solving techniques, algorithms, flowcharts and stepwise thinking before writing code.
Chapter 4
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Introduces the Python programming language, basic syntax, variables, input–output and simple expressions.
Chapter 5
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Focuses on control structures like conditional statements (if, if-else) and introduces decision making in programs.
Chapter 6
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Covers loops and iteration, including for and while loops, and shows How To repeat tasks efficiently in Python.
Chapter 7
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Introduces strings and lists, basic operations, indexing, slicing and How To process sequences of data in programs.
Chapter 8
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Explores dictionaries and data handling, focusing on storing key–value pairs and simple data processing tasks.
Chapter 9
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Deals with file handling in Python, reading from and writing to text files, and understanding persistent storage of programs.
Chapter 10
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Discusses computer networks, internet basics, protocols, and how data is transferred securely across networks.
Chapter 11
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Talks about the Social And ethical impact of computing, including cyber safety, privacy, digital footprints and responsible use.

For more information, you can also visit the detailed page: Class 11 Computer Science Book.

About Computer Science – Urdu Medium Book

The NCERT Class 11 Computer Science – Urdu textbook is the Urdu translation of the same syllabus, specially designed for Urdu-medium schools and students who prefer learning technical concepts in Urdu. The structure, chapters and learning outcomes are aligned with the English-medium book so that all students across languages receive the same standard of education.

Use the table below to download individual chapters of the Urdu medium Computer Science book. These PDFs are especially helpful for classroom teaching, home study and quick revision before examinations.

ChapterDescription
Preface Section
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Introduces the Urdu version of the textbook, objectives of the course and the expected learning outcomes.
Chapter 1
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Covers the basics of computer systems and general Introduction To computers in Urdu.
Chapter 2
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Explains data representation, number systems and how information is stored on a computer.
Chapter 3
Download Chapter 3 PDF
Discusses problem solving, algorithms and flowcharts using easy Urdu explanations.
Chapter 4
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Introduces Python programming basics in Urdu, including syntax and simple programs.
Chapter 5
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Covers conditional statements in Python and how decisions are made in code.
Chapter 6
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Explores loops and repetition using for and while in Python, explained in Urdu.
Chapter 7
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Discusses strings, lists and other sequences and How To process them in Python.
Chapter 8
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Introduces dictionaries and data handling with examples and Urdu explanations.
Chapter 9
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Covers file handling and basic operations for reading and writing files in Python.
Chapter 10
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Explains computer networks, internet, and how communication happens between systems.
Chapter 11
Download Chapter 11 PDF
Covers social impact of computing, cyber safety, ethics and responsible use of technology.

For more details, visit the Urdu medium book page: Class 11 Computer Science – Urdu Book.

Why Class 11 Computer Science Matters

Class 11 is the starting point of senior secondary education. Choosing Computer Science at this level helps students develop computational thinking, logical reasoning and problem-solving skills. The topics introduced in this book are not only important for school exams but also build a strong base for Class 12, college-level courses and modern careers in technology.

With the growing demand for programmers, data analysts, software engineers and IT professionals, learning Python and understanding how computers work is a major advantage. Regular practice with the NCERT textbook, solved examples and chapter-wise exercises prepares students for both board exams and future technical studies.

Frequently Asked Questions (FAQs)

You can download the full book ZIP files and chapter-wise PDFs for Class 11 Computer Science (English and Urdu) from the tables on this page.

Yes, the current NCERT Class 11 Computer Science syllabus uses Python as the main programming language for teaching basic programming concepts.

Yes, NCERT provides a separate Urdu medium Computer Science book for Class 11, and its chapter-wise PDFs are available on this page.