ISC Class 12 Computer Science Syllabus 2026 | Free PDF Download

Tuesday, April 8, 2025

The ISC Class 12 Computer Science syllabus has been released officially. Covering both theory and practicals, it ensures students gain hands-on coding experience. Whether you're a coding enthusiast or just starting, mastering the ISC Computer Science Class 12 Syllabus will be a game-changer!

Also, check out ISC Class 12 Physical Education Syllabus to go hand in hand with computer science for better time management.

ISC Class 12 Computer Science Syllabus PDF for the Year 2025-26 – Download the Latest PDF

The Computer Science syllabus for 2025-26 has been revised! Students, parents, and teachers should review these updates to ensure proper preparation. Download ISC Computer Science Syllabus 2026 from the link below and start preparing!
<cta2>Download<cta2>

Assessment Structure for ISC Class 12 Computer Science Syllabus

To evaluate students' understanding, the Computer Science Syllabus is divided into two parts: external theory and internal practical assessments.

  • Paper I (Theory): 3 hours | 70 marks
  • Paper II (Practical): 3 hours | 30 marks

Exam Pattern Computer Science

Understanding the marking scheme and exam pattern helps students prepare strategically. Here's how the exams are structured:

Section Topics Covered Marks Allocation
Section A Boolean Algebra & Computer Hardware 15
Section B Java Programming (Review & Advanced Concepts) 30
Section C Data Structures, Inheritance, Complexity 25

ISC Class 12 Computer Science Syllabus Detailed Breakdown

The Computer Science covers a variety of programming concepts and theoretical knowledge. This session 2025-26 includes:

Section A: Boolean Algebra and Computer Hardware

1. Boolean Algebra

  • Propositional logic, well-formed formulae, truth tables
  • Equivalence laws for simplifying expressions
  • Basic postulates and theorems of Boolean algebra
  • Sum of products and product of sums forms
  • Karnaugh maps (up to four variables)

2. Computer Hardware

  • Elementary logic gates (NOT, AND, OR, NAND, NOR, XOR, XNOR)
  • Applications of Boolean algebra to circuits (adders, encoders, decoders, multiplexers)
  • Universal gates (NAND, NOR)

Section B: Java Programming (Review and Advanced Concepts)

3. Implementation of Algorithms

4. Programming in Java - (Review of Class XI)

5. Objects

  • Objects as data + behavior; constructors
  • Real-world programming examples
  • Input/output using Scanner and Printer classes

6. Primitive Values, Wrapper Classes, Types and Casting

7. Variables and Expressions

8. Statements and Scope - Conditional statements, looping, grouping, variable scope

9. Methods - Static methods and variables, the 'this' operator

10. Arrays and Strings - Single and multi-dimensional arrays, String manipulation and operations

11. Recursion - Recursive methods (factorial, GCD, binary search, base conversion)

Section C: Advanced Java Concepts and Data Structures

12. Inheritance, Interfaces and Polymorphism

  • Super and derived classes
  • Abstract classes
  • Interfaces implementation
  • Polymorphism and dynamic binding

13. Data Structures

  • Basic data structures (stack, queue, circular queue, dequeue)
  • Infix to Prefix/Postfix conversion
  • Single linked list (implementation)
  • Binary trees and traversals (conceptual)

14. Computational Complexity

  • Big O notation
  • Analysis of algorithm complexity
  • Best, average, and worst-case scenarios

Computer Science Class 12 ISC Practical (30 Marks)

Three-hour examination consisting of:

  • Planning Session (90 minutes): Algorithm design and handwritten program
  • Examination Session (90 minutes): Implementation and execution of the program

Preparation Tips for Computer Class 12 Board Exam

Studying smart is key! Here are some top tips to ace the Computer Science:

  1. Master Java Programming – Use textbooks like "Understanding Computer Science with Java" and solve Past Year Papers for practice.
  2. Practice Boolean Algebra – Work on truth tables and simplify expressions using past exam questions.
  3. Understand Data Structures – Learn stack, queue, and linked lists with hands-on coding practice.
  4. Solve Sample Papers – Attempt ISC sample papers to familiarize yourself with the exam pattern.

The ISC Class 12 Computer Science syllabus is designed to develop logical thinking and programming expertise. By following a structured study plan, utilizing recommended textbooks, and practicing coding problems, students can excel in their exams and prepare for a future in the tech industry. Keep coding, Stay curious, and All the best!

Frequently Asked Questions

What is the structure of the ISC Class 12 Computer Science exam?

The exam is divided into two parts: Theory and Practical. The theory paper covers topics like programming, data structures, and computer networks. The practical exam tests your skills in coding, problem-solving, and using algorithms to solve problems.

What are the key topics in the ISC Class 12 Computer Science syllabus?

Key topics include Computer Networks, Data Structures (Arrays, Lists, Stacks, Queues, etc.), Database Management System (SQL), Python Programming, Boolean Algebra, and Operating Systems. The syllabus also covers concepts like Internet and its Applications, Software Engineering, and Digital Logic.

What types of questions are asked in the Computer Science exam?

The theory exam includes multiple-choice questions (MCQs), short-answer questions, long-answer questions, and programming questions. Programming questions require you to write code to solve a given problem, while other questions may test your understanding of concepts like data structures, algorithms, or databases.

How can I prepare for the ISC Class 12 Computer Science exam?

Focus on mastering Python programming. Practice writing code for common algorithms (sorting, searching, etc.), and solve problems related to data structures. Understand the concepts behind databases and SQL queries. Reviewing past year papers and sample questions will help you familiarize yourself with the exam format.

Is there a specific marking scheme for the Computer Science exam?

Yes, the exam has a clear marking scheme. The programming questions carry significant marks, so it’s crucial to write code clearly and efficiently. Other questions may require explanations, calculations, or drawing diagrams, and these will be marked based on accuracy and clarity.

book button

Buy Latest Books

teacher button

Teacher's Specimen