You can download the CBSE Class 12 Computer Science Sample Paper 2026 from this blog to understand the updated exam structure. I have featured the official model paper so you can use it as a reference for the upcoming board exams. Reviewing this paper is essential to understanding the question types, weightage, and difficulty level.
ย This paper covers the advanced topics Computer Science students are expected to master in their final year. Specifically, CBSE focuses on Python Programming, Computational Thinking, Computer Networks, and Database Management (SQL).
The paper is structured with a mix of Multiple Choice Questions (MCQs), objective type, and long-answer programming questions. Students must follow their answers strictly according to the marks allotted.
Read- CBSE Class 12 Physics Syllabus 2026 Download in PDF
| Exam Name | CBSE Class 12 Board Exam 2026 |
| Conducting Body | Central Board of Secondary Education (CBSE) |
| Subject Code | Computer Science (083) |
| Academic Session | 2025-26 |
| Exam Dates (New) | Exam 1: Feb 2026 (Mandatory) Exam 2: May 2026 (Optional) |
| Official Website | www.cbse.gov.in |
Observing the trend of questions and practicing with the 2026 Sample Paper plays a vital role in scoring high marks. If you are appearing for the Class 12 CBSE exam with Computer Science as a major subject, this resource is designed for you.
Apart from the sample paper, we have detailed the Marking Scheme below. This helps you understand exactly how teachers award marks for code logic, syntax, and theoretical answers.
The Board of Secondary Education has released two critical documents:
Sample Question Paper (SQP): Contains the questions for practice.
Marking Scheme (MS): A separate answer key that shows the correct answers and the breakdown of marks for every step.
Understanding the Marking Scheme is crucial because, in programming questions, you often get partial marks for writing the correct logic, even if the final output has a minor syntax error.
The 2026 Theory Exam is of 70 Marks. Below is the official unit-wise weightage:
| Unit Name | Marks | Key Topics to Study |
|---|---|---|
| 1. Computational Thinking & Programming – 2 | 40 | Python Revision, Functions, File Handling, Stack Data Structure. |
| 2. Computer Networks | 10 | Networking Evolution, Topologies, Protocols (TCP/IP), Cyber Security. |
| 3. Database Management | 20 | SQL Commands, Interface of Python with SQL database. |
| TOTAL Theory Marks | 70 | – |
| Practical Exams | 30 | Lab Test, Report File, Project, Viva. |
We hope this entire guide on the CBSE Class 12 Computer Science Sample Paper 2026 helps you prepare effectively. Ensure you download both the Model Paper and the Marking Scheme to align your preparation with the board’s expectations.
Comprehensive analysis of the 2025-26 Marking Scheme and Question Paper Structure.
Read–CBSE Class 12 Sample Paper 2026 Check Question Paper & Marking Scheme
You can download the official Class 12 Computer Science Model Sample Paper by visiting the CBSE Academic Website or clicking the direct PDF links provided in this blog.
The marking scheme divides the paper into Theory (70 Marks) and Practical (30 marks). It provides detailed instructions on how marks are awarded for each question.
The 2026 syllabus includes three main units: Programming (Python), Computer Networks, and Database Management (SQL). You can view the full syllabus breakdown on this page.
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