NCERT Book Class 11 Informative Practices Brief Overview of Python

Read and download the Chapter 3 Brief Overview of Python PDF from the official NCERT Book for Class 11 Informatics Practices. Updated for the 2025-26 academic session, you can access the complete Informatics Practices textbook in PDF format for free.

NCERT Class 11 Informatics Practices Chapter 3 Brief Overview of Python Digital Edition

For Class 11 Informatics Practices, this chapter in NCERT Book Class 11 Informative Practices Brief Overview of Python provides a detailed overview of important concepts. We highly recommend using this text alongside the NCERT Solutions for Class 11 Informatics Practices to learn the exercise questions provided at the end of the chapter.

Chapter 3 Brief Overview of Python NCERT Book Class Class 11 PDF (2025-26)

3.1 INTRODUCTION TO PYTHON

 
An ordered set of instructions or commands to be executed by a computer is called a program. The language used to specify those set of instructions to the computer is called a programming language for example Python, C, C++, Java, etc.
This chapter gives a brief overview of Python programming language. Python is a very popular and easy to learn programming language, created by Guido van Rossum in 1991. It is used in a variety of fields, including software development, web development, scientific computing, big data and Artificial Intelligence. The programs given in this book are written using Python 3.7.0. However, one can install any version of Python 3 to follow the programs given.
 
3.1.1 Working with Python
To write and run (execute) a Python program, we need to have a Python interpreter installed on our computer or we can use any online Python interpreter. The interpreter is also called Python shell. A sample screen of Python interpreter is shown in Figure 3.1. Here, the symbol >>> is called Python prompt, which indicates that the interpreter is ready to receive instructions.
We can type commands or statements on this prompt for execution.

NCERT Class 11 Informative Practices Brief Overview of Python


3.1.2 Execution Modes
There are two ways to run a program using the Python interpreter:
a) Interactive mode
b) Script mode
(A) Interactive Mode
In the interactive mode, we can type a Python statement on the >>> prompt directly. As soon as we press enter, the interpreter executes the statement and displays the result(s), as shown in Figure 3.2.
Working in the interactive mode is convenient for testing a single line code for instant execution. But in the interactive mode, we cannot save the statements for

NCERT Class 11 Informative Practices Brief Overview of Python-




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NCERT Book Class 11 Informatics Practices Chapter 3 Brief Overview of Python

Download the official NCERT Textbook for Class 11 Informatics Practices Chapter 3 Brief Overview of Python, updated for the latest academic session. These e-books are the main textbook used by major education boards across India. All teachers and subject experts recommend the Chapter 3 Brief Overview of Python NCERT e-textbook because exam papers for Class 11 are strictly based on the syllabus specified in these books. You can download the complete chapter in PDF format from here.

Download Informatics Practices Class 11 NCERT eBooks in English

We have provided the complete collection of NCERT books in English Medium for all subjects in Class 11. These digital textbooks are very important for students who have English as their medium of studying. Each chapter, including Chapter 3 Brief Overview of Python, contains detailed explanations and a detailed list of questions at the end of the chapter. Simply click the links above to get your free Informatics Practices textbook PDF and start studying today.

Benefits of using NCERT Class 11 Textbooks

The Class 11 Informatics Practices Chapter 3 Brief Overview of Python book is designed to provide a strong conceptual understanding. Students should also access NCERT Solutions and revision notes on studiestoday.com to enhance their learning experience.

Where can I download the latest NCERT Book Class 11 Informative Practices Brief Overview of Python in PDF for 2025-26?

You can download the latest, teacher-verified PDF for NCERT Book Class 11 Informative Practices Brief Overview of Python for free on StudiesToday.com. These digital editions are updated as per 2025-26 session and are optimized for mobile reading.

Does this Informatics Practices book follow the latest NCERT rationalized syllabus?

Yes, our collection of Class 11 Informatics Practices NCERT books follow the 2026 rationalization guidelines. All deleted chapters have been removed and has latest content for you to study.

Why is it better to download NCERT Book Class 11 Informative Practices Brief Overview of Python chapter-wise?

Downloading chapter-wise PDFs for Class 11 Informatics Practices allows for faster access, saves storage space, and makes it easier to focus in 2026 on specific topics during revision.

Are these NCERT books for Class 11 Informatics Practices sufficient for scoring 100%?

NCERT books are the main source for NCERT exams. By reading NCERT Book Class 11 Informative Practices Brief Overview of Python line-by-line and practicing its questions, students build strong understanding to get full marks in Informatics Practices.