CBSE Class 12th Computer Science Syllabus 2023-24

The CBSE Class 12th Computer Science Syllabus 2023-24 contains three units: Computational Thinking and Programming – 2, Computer Networks and Database Management. CBSE class 12th Computer Science is an additional subject that students might opt for along with their streams in 11th and 12th. Students must cover all the topics and concepts mentioned in the CBSE syllabus to score well in class 12th board.

CBSE Class 12th Computer Science Syllabus 2023-24 (Unit-Wise)

Computer science has risen in prominence in recent years as technology has improved digitalization. Technology usage is growing by adopting new ways and bringing newer inventions to simplify human work, as diverse fields explore its limitations.

The primary benefit is the network field, which simplified communication for various commercial and residential uses. Candidates can refer to the detailed unit-wise CBSE Class 12th Computer Science Syllabus 2023-24 provided below to understand the subject.

CBSE Class 12th Computer Science Syllabus 2023 (Unit-Wise)

Unit	Topic
Unit I: Computational Thinking and Programming – 2	Revision of Python topics covered in Class XI. Functions: types of functions (built-in functions, functions defined in module, user-defined functions), creating user-defined function, arguments and parameters, default parameters, positional parameters, a function returning value(s), the flow of execution, the scope of a variable (global scope, local scope) Introduction to files, types of files (Text file, Binary file, CSV file), relative and absolute paths Text file: opening a text file, text file open modes (r, r+, w, w+, a, a+), closing a text file, opening a file using with clause, writing/appending data to a text file using write() and writelines(), reading from a text file using read(), readline() and readlines(), seek and tell methods, manipulation of data in a text file Binary file: basic operations on a binary file: open using file open modes (rb, rb+, wb, wb+, ab, ab+), close a binary file, import pickle module, dump() and load() method, read, write/create, search, append and update operations in a binary file CSV file: import csv module, open / cloopen/close CSVte into a csv file uCSVg csv.writer() and read from a csv file using csv.reader( ) Data Structure: Stack, operations on the stack (push & pop), implementation of stack using list.
Unit II: Computer Networks	Evolution of Networking: introduction to computer networks, the evolution of networking (ARPANET, NSFNET, INTERNET) Data communication terminologies: the concept of communication, components of data communication (sender, receiver, message, communication media, protocols), measuring capacity of communication media (bandwidth, data transfer rate), IP address, switching techniques (Circuit switching, Packet switching) Transmission media: Wired communication media (Twisted pair cable, Co-axial cable, Fiber-optic cable), Wireless media (Radio waves, Microwaves, Infrared waves) Network devices (Modem, Ethernet card, RJ45, Repeater, Hub, Switch, Router, Gateway, WIFI card) Network topologies and Network types: types of networks (PAN, LAN, MAN, WAN), networking topologies (Bus, Star, Tree)  Network protocol: HTTP, FTP, PPP, SMTP, TCP/IP, POP3, HTTPS, TELNET, VoIP Introduction to web services: WWW, Hyper Text Markup Language (HTML), Extensible Markup Language (XML), domain names, URL, website, web browser, web servers, web hosting
Unit III: Database Management	Database concepts: introduction to database concepts and their need Relational data model: relation, attribute, tuple, domain, degree, cardinality, keys (candidate key, primary key, alternate key, foreign key) Structured Query Language: introduction, Data Definition Language and Data Manipulation Language, data type (char(n), varchar(n), int, float, date), constraints (not null, unique, primary key), create database, use database, show databases, drop database, show tables, create table, describe the table, alter table (add and remove an attribute, add and remove primary key), drop table,insert, delete, select, operators (mathematical, relational and logical), aliasing, distinct clause, where clause, in, between, order by, meaning of null, is null, is not null, like, update command, delete command, aggregate functions (max, min, avg, sum, count), group by, having clause, joins: cartesian product on two tables, equi-join and natural join Interface of python with an SQL database: connecting SQL with Python, performing insert, update, delete queries using cursor, display data by using fetchone(), fetchall(), rowcount, creating database connectivity applications

CBSE Class 12th Computer Science Syllabus 2023 Mark Distribution

The total mark distribution for CBSE Class 12th Computer Science Syllabus 2023-24 is tabulated below. 

CBSE Class 12th Computer Science Syllabus 2023 Mark Distribution

Unit No.	Unit Name	Marks	Periods
			Theory	Practicals
1.	Programming and ComputationalThinking and Programming – 2	40	70	50
2.	Computer Networks	10	15	–
3.	Data Management	20	25	20
	Total	70	110	70

CBSE Class 12th Computer Science Practical Assessment

The practical assessment constitutes 30 marks and students must know the distribution of marks in the practical exam, per the CBSE Class 12th Computer Science Board Syllabus 2023-24.

CBSE Class 12th Computer Science Practical Assessment

Area	Marks (Total=30)
Python program (60% logic + 20% documentation + 20% code quality)	8
The stub program with Python SQL connectivity must be provided with blanks (4 blanks) to be filled by the student with the desired SQL query.	4
Report file: Minimum 15 Python programs. SQL Queries – Minimum 5 sets using one table/two tables. Minimum 4 programs based on Python - SQL connectivity	7
Project (using concepts learned in Classes 11 and 12)	8
Viva voce	3

CBSE Class 12th Computer Science Project

The class project aims to employ Python file management and Python-SQL connectivity to create something real and valuable. Students should begin doing this in groups of two to three at least six months before the deadline. The objective is to identify a practical, real-world problem.

Students should be reminded to refrain from plagiarism and copyright infringement when working on projects. For this, teachers should take the appropriate action.

CBSE Class 12th Computer Science Syllabus 2023-24

Candidates can follow the simple steps below to download CBSE Class 12th Board Computer Science Syllabus 2023-24 online.

1. First and foremost, students must go to the official website of the Board.
2. Now, they must choose the "Senior Secondary" option.
3. Further, candidates must go to the Academic Electives - Group A option and choose "CBSE Class 12th Computer Science Syllabus 2023-24".
4. In the end, click on the link and download the CBSE Class 12th Computer Science Syllabus 2023-24.

Preparation Tips for CBSE Class 12 Computer Science

Here are some preparation tips for CBSE Class 12th Board Computer Science

• Start by understanding the syllabus and exam pattern thoroughly.
• Create a study plan and stick to it. Allocate time for each topic and revise regularly.
• Practice previous year's question papers and sample papers to understand the exam pattern and improve time management skills.
• Focus on understanding the concepts rather than rote learning.
• Use visual aids and diagrams to understand the programming concepts better.
• Stay updated with the latest technology and advancements in the field of computer science.
• Take breaks in between study sessions to avoid burnout and maintain focus.
• Clear your doubts by consulting with your teachers, classmates, or online resources.
• Stay motivated and confident throughout the preparation journey.
• Lastly, maintain a healthy lifestyle by eating well, exercising regularly, and getting enough sleep to enhance your cognitive abilities.

Related Links

• CBSE Roll Number Finder 2023
• CBSE Revaluation 2023