CBSE Class 12 Computer Science Deleted Syllabus 2025-26: Check CBSE 12th CS Deleted Topics

Priyanka

Updated On: August 13, 2025 02:39 PM

CBSE Class 12 Computer Science Deleted Syllabus 2025-26 includes a total of six topics. Topics like Recursion, Idea of efficiency, Queues, Web Scripting, E-commerce payment transactions, etc, are deleted from the curriculum. 
CBSE Class 12 Computer Science Deleted Syllabus 2025-26
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CBSE Class 12 Computer Science Deleted Syllabus 2025-26 includes Recursion, Idea of efficiency, Queues, Web Scripting, E-commerce payment transactions, etc. From each unit included in the curriculum, a few topics have been omitted from the syllabus. These changes were made by CBSE during COVID-19, under which the syllabus was reduced by 30%. The changes were made to help students focus on more compact and valuable knowledge. The same changes have been carried forward all these years. Now every year, the new CBSE Class 12 Computer Science Syllabus 2026 is published, excluding these topics.

The theory paper in Computer Science will be conducted for 70 marks, and the remaining marks are allotted for the practical paper. You can learn more about the question paper by using the CBSE Class 12 Computer Science Exam Pattern 2026 . Check the detailed CBSE Class 12 Computer Science Deleted Syllabus 2025-26 below:

CBSE Class 12 Computer Science Deleted Syllabus 2025-26

You can refer to the topics eliminated from each unit from the table given below and use this information to prepare thoroughly for the board exams:

Unit

Chapter

Topics

i.

Computational Thinking and  Programming

Recursion: basic recursive algorithms include binary search, factorial, Fibonacci numbers, printing a message indefinitely, and the sum of the first n natural integers.
Efficiency is defined as performance measured in terms of operations.
Lists, as discussed in Class XI; stacks: Push, Pop; queues: Insert, Delete; all use lists as data structures. (The stack or queue data structure is one of them. Students will have the choice to either stack or queue the questions when setting them up.)

ii.

Computer Networks

Web 2.0 (social networking) and Web Scripting (ASP, JSP, PHP, Java Script, VB Script, and Server Side)

Payment transactions for e-commerce are made through services, applications, mobile banking, and online banking.

CBSE Class 12 Computer Science Practical Deleted Syllabus 2025-26

As mentioned above, the practical paper in Computer Science will be conducted for 30 marks. According to the deleted syllabus, there are some topics that are also eliminated from the practical papers. Check out the list of experiments removed from the syllabus below:

  • Recursively find the factorial of a natural number.
  • Write recursive code to find the total of all the items in the list.
  • Make a recursive program to find the Fibonacci number up to n.
Download CBSE Class 12 Computer Science Sample Paper 2025-26

CBSE Class 12 Computer Science Deleted Syllabus 2025-26 PDF

To prepare well for the exam, you can download the PDF of the CBSE Class 12 Computer Science Deleted Syllabus 2025-26 by clicking on the direct link given below:

Make sure to download the latest CBSE Class 12 Computer Science Syllabus 2025-26 as soon as possible to understand the curriculum and to learn about the topics that are included in each unit of the curriculum. You must also give equal importance to the practical exam syllabus since it will carry 30 marks. Do not forget to revise using the CBSE Class 12 Computer Science Important Questions 2025-26 after completing your syllabus.

FAQs

How to prepare for the CBSE Class 12 Computer Science exam 2025?

Students should focus on completing the CBSE Class 12 Computer Science syllabus first. Then, they can solve the sample papers and previous year question papers regularly to learn to attempt questions.

Which are the important chapters in the CBSE Class 12 Computer Science 2025?

To know the important chapters included in the CBSE Class 12 Computer Science syllabus 2025, students can check the marks allotted to each of the chapters. The chapters with the highest marks can be given more time. 

Is it possible to score above 95 marks in CBSE Class 12 Computer Science exam 2025?

Students with good preparation of CBSE Class 12 Computer Science syllabus, students can easily score good marks in board exams. It is important for them to solve questions regularly for good practice of writing answers.

Will there be a practical exam for CBSE Class 12 Computer Science?

Yes, there will be a practical exam for a Computer Science subject. The subject is divided into a theory and practical exam of 70 and 30 marks respectively.

Can students download the CBSE Class 12 Computer Science Syllabus 2024-25 online?

Yes, the board offers the latest CBSE Class 12 Computer Science Syllabus 2024-25 in the PDF format on the official website. Students can visit at cbseacademic.nic.in and download the updated syllabus. 

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