🐍 Coding and computer science

CBSE Computer Science: Python you can actually write

Computer Science rewards students who write code, not just read it. Regular practice of Python, SQL and output-prediction questions is the most reliable preparation.

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At a glance

CBSE Class 11 and 12 Computer Science (Python and SQL)

Syllabi, patterns and dates change. Check the official source below for the current notice.

Who takes it

Class 11 and 12 students of CBSE schools who choose Computer Science.

Language

Python and SQL in the current course. Check CBSE for the latest syllabus.

Exams

A theory paper and a practical exam, with a project.

Syllabus

Published by CBSE and revised from time to time.

What it covers

Topics and skills

Python basics

Variables, data types, operators, conditionals and loops.

Functions and modules

Defining functions, arguments, scope and libraries.

Strings, lists, tuples and dictionaries

Data handling and built-in methods.

File handling

Text, binary and CSV files.

Data structures

Stacks, queues and their implementation.

SQL and databases

Creating tables, queries, joins and aggregate functions.

Computer networks and society

Networks, security and ethics in the theory paper.

What earns marks

Correct, readable code
Accurate output prediction
Clean SQL queries

Common mistakes

Only reading code, never writing
Indentation errors
Weak SQL joins
Leaving the project till the end

A plan

How to prepare, in four phases

01
Phase 1: Python fluency
Write small programs every day. Typing code teaches more than reading it.
02
Phase 2: Data and files
Lists, dictionaries and file handling with projects.
03
Phase 3: SQL
Practise queries on sample tables until joins are comfortable.
04
Phase 4: Papers and practical
Previous papers, output questions and a polished project.

Free practice

Practise here, no sign-up

Games and practice

Also useful

Official source: CBSE: curriculum. Check it for the current syllabus, pattern and dates. We do not promise marks, ranks or selection.

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Guides

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Live online course

CBSE Computer Science with Python: 36 live classes

12 weeks, 3 a week, from ₹367 a class in India (small group). See the week-by-week plan, the price for your country and how the demo class works.

See the course and price

FAQ

CBSE Computer Science: questions people ask

Is Python enough for CBSE Computer Science?

Python and SQL are the core, plus theory topics. Check the current syllabus.

How do I practise output questions?

Predict the output first, then run the code to check. Our predict-the-output game does this.

Do you teach Python for school exams?

Yes. Teachers in our network cover Python for school exams. Share your syllabus and level and one is matched to you before anything is booked.

How long should the project take?

Start early. Several weeks of steady work is typical.

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