Bihar Board Class 11 Computer Science Syllabus 2025-26

Unit-Wise Breakdown of Bihar Board Class 11 Computer Science Syllabus 2025-26

Each unit focuses on building specific technical competencies.

Unit 1 Computer Fundamentals (6 Marks)

Evolution of Computers

Basics of Computer & Its Operation

• Functional components and interconnections
• Booting process

Operating System Basics

• File management (directory listing, renaming, deleting, copying)
• Path and pathname concepts
• Task switching, software installation/removal

Software Concepts

• Types: System, Utility, and Application Software
• Operating System functions (Processor, Memory, File, Device Management)
• Types: GUI-based, Time-Sharing, Real-Time, Distributed (e.g., Linux, Windows, macOS)

Unit 2 Programming Methodology (10 Marks)

General Concepts

• Modular approach, clarity, proper naming conventions
• Comments, indentation, debugging (syntax, runtime, logical errors)

Problem-Solving Techniques

• Input-output identification, step-by-step logic development
• Use of conditionals (if-else, switch-case) and loops (for, while, do-while)

Unit 3 Introduction to Programming in C++ (44 Marks)

Basics of C++

• Tokens (Keywords, Identifiers, Operators)
• Structure of a C++ program (header files, iostream.h, iomanip.h)
• I/O operations (cin, cout, cascading operators)

Data Types & Variables

• Built-in types (int, float, char, double)
• Constants, type modifiers (signed, unsigned, long)

Operators & Expressions

• Arithmetic, Relational, Logical, Conditional operators
• Type conversion, shorthand operators (+=, -=)

Control Structures

• Conditional statements (if-else, switch-case)
• Loops (for, while, do-while, nested loops)

Arrays & Strings

• 1D & 2D arrays (declaration, manipulation, searching)
• String functions (strcpy(), strlen(), strcmp())

Functions

• User-defined functions, call by value/reference, recursion

Unit 4 Computer System Organisation (10 Marks)

• Number Systems (Binary, Octal, Hexadecimal conversions)
• Character Encoding (ASCII, UNICODE, ISCII)
• Microprocessor Basics (Clock speed, 32-bit vs. 64-bit, CISC/RISC)
• Memory Types (RAM, ROM, Cache, Hard Disk)
• Input/Output Devices (USB, HDMI, Printers, Power Supply)

Practical Component of Bihar Board Class 11 Computer Science Syllabus 2025-26

Hands-on learning is emphasized through coding and projects.

1. Programming in C++ (10 Marks)

Develop and test a program during the exam.

Evaluation based on:

• Logic (5 Marks)
• Documentation & Indentation (2 Marks)
• Output Presentation (3 Marks)

2. Project Work (10 Marks)

Example projects:

• Memory Game (2D array-based number guessing)
• Tic-Tac-Toe
• Hangman (Word Guessing Game)
• Cows & Bulls (Number/Word Guessing)

3. Practical File (5 Marks)

Minimum 15 programs covering: Arrays, strings, functions, loops, conditional statements

4. Viva Voce (5 Marks)

Questions from theory syllabus and project work

Why the Bihar Board Class 11 Computer Science Syllabus 2025-26 Matters

The Bihar Board Class 11 Computer Science Syllabus, 2025-26 is structured to enhance logical thinking, programming skills, and real-world problem-solving abilities. With a strong emphasis on C++ programming, database concepts, and system organization, it prepares students for competitive exams and future careers in technology.

By integrating theory with hands-on practice, the Bihar Board Class 11 Computer Science Syllabus, 2025-26 ensures students gain both conceptual clarity and technical proficiency.

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