Complete Free Course · Hindi + English

Class 11 Computer Science (CBSE 083)

Every chapter of the Class XI CS syllabus explained in simple words with colourful diagrams, solved examples, Python programs with real output, exam tips and practice questions — in English and Hindi.

📚 29 Lessons 🖼️ Diagrams in every lesson 🇮🇳 Hindi + English ✅ 100% Free

Start Learning → ⬇️ Download 35 Python Programs

You will learn this kind of string indexing – and much more – in Python

What you will learn

Parts of a computer, CPU, memory and buses
Software types and the operating system
Binary, octal, decimal, hexadecimal conversions
ASCII, ISCII and Unicode encoding
Boolean logic, gates, truth tables, De Morgan
AI, IoT, cloud, big data and blockchain
Algorithms, flowcharts and pseudocode
Python basics, operators and type conversion
if-else, for and while loops, nested loops
Functions, scope and modules
Strings, lists, tuples and dictionaries
Cyber safety, IPR and the IT Act
35 important programs + exam questions

🖥️ Unit 1 – Computer Systems & Organisation

8 Lessons

01 Computer System: Parts & Evolution 02 Memory, Buses & Microprocessor 03 Data, Software & Operating System 04 Number Systems: Binary, Octal, Hex 05 Number System Conversions 06 Encoding: ASCII, ISCII & Unicode 07 Boolean Logic, Gates & Truth Tables 08 Emerging Trends: AI, IoT, Cloud

🧩 Unit 2 – Problem Solving

2 Lessons

01 Problem Solving & Algorithms 02 Flowchart, Pseudocode & Decomposition

🐍 Unit 2 – Python Basics

4 Lessons

01 Getting Started with Python 02 Variables, Data Types & Mutability 03 Operators, Expressions & Precedence 04 Input, Output, Type Conversion & Errors

🔁 Unit 2 – Flow of Control & Functions

5 Lessons

01 if, elif, else (Selection) 02 for & while Loops with range() 03 break, continue & Nested Loops 04 User-defined Functions 05 Scope & Modules (math, random)

📦 Unit 2 – Strings, Lists, Tuples & Dictionaries

5 Lessons

01 Strings: Slicing & Methods 02 Lists: Operations & Methods 03 Nested Lists, Copying & List Programs 04 Tuples: Operations & Methods 05 Dictionaries: Keys, Values & Methods

🛡️ Unit 3 – Society, Law & Ethics

3 Lessons

01 Digital Footprint & Netiquette 02 IPR, Licensing & Data Protection 03 Cyber Crime, Safety & IT Act

🏆 Revision & Practice

2 Lessons

01 35 Important Python Programs 02 Important Questions & Viva

Frequently Asked Questions

Is this course based on the latest CBSE Class 11 CS syllabus?

Yes. It follows the CBSE Computer Science (083) Class XI units: Computer Systems and Organisation, Computational Thinking and Programming (Python) and Society, Law and Ethics.

Is this the NCERT book text?

No. All explanations, examples and diagrams are written fresh by CodingEasily in simple language. Use it along with your NCERT textbook for revision and practice.

Which Python version should I use?

Any Python 3 version (3.8 or newer). All programs here were run on Python 3 and the output shown is real.

Can I study in Hindi?

Yes. Every lesson has a full Hindi version. Click the Hindi button once; your choice is remembered while you move to the next lesson.