Computer Science CBSE Syllabus for Class 11th & 12th

Computer science (CS) is one of the most subjects as an optional now the students are taking up CS with a career in software development or related area going for professional courses at higher levels,
There are various courses in computer science as Information communication technology (ICT)
Information technology (IT) by many boards and schools up to the second stage often focuses on teaching office automation tools and other software.
This subject does not only come up with the advantages over others getting admission into the colleges but also opens up the doors of job opportunities in the IT sector,
Computer science as a school subject is gaining more popularity and relevance in the digital world. It is such a platform that gives new wings to fly high and fulfill the aspirations of students.
The engineering colleges are now looking at the marks scored by students in mathematics, physics, and chemistry, at the same
time (CS) has its importance.  
The schools under the purview of CBSE teach many computing languages like C++ and Java.
Today, We have brought the CBSE Class 11 & 12 Computer Science Syllabus. You can learn all the details about the course structure and practicals of Class 11 & 12 Computer Science here.


Syllabus of Computer Science for class 11th : –

Unit 1: Computer Fundamentals

Chapter 1: Classification of Computers

  • Basics of computer and its operation
  • Functional components and their interconnections
  • Concept of booting

Chapter 2: Software Concepts

  • Types of Software
    • System software
    • Utility software
    • Application software

Chapter 3: System Software

  • Operating system
  • Complier
  • Interpreter and assembler

Chapter 4: Operating System

  • Need for operating system
  • Functions of operating system −
    • Processor management
    • Memory management
    • File management
    • Device management
  • Types of operating system-interactive (GUI based)
  • Time sharing
  • Real time and distributed
  • Commonly used operating system −
    • UNIX
    • LINUX
    • Windows
    • Solaris
    • BOSS (Bharat Operating System Solutions)
  • Mobile OS
    • Android
    • Symbian

Chapter 5: Utility Software

  • Anti-Virus
  • File Management tools
  • Compression tools
  • Disk Management tools −
    • Disk Cleanup
    • Disk Defragmenter Backup

Chapter 6: Open Source Concepts

  • Open source software
  • Freeware, shareware
  • Proprietary software

Chapter 7: Application Software

  • Office tools −
    • Word processor
    • Presentation tool
    • Spreadsheet package
    • Database management system
  • Domain specific tools −
    • School management system
    • Inventory management system
    • Payroll system
    • Financial accounting
    • Hotel management
    • Reservation system
    • Weather forecasting system

Chapter 8: Number System

  • Binary
  • Octal
  • Decimal
  • Hexadecimal
  • Conversion between two different number systems

Chapter 9: Internal Storage encoding of Characters

  • ASCII
  • ISCII (Indian Scripts Standard Code for Information Interchange)
  • UNICODE (for multilingual computing)

Chapter 10: Microprocessor

  • Basic concepts
  • Clock speed (MHz, GHz) −
    • 16 bit
    • 32 bit
    • 64 bit
    • 128 bit processors
  • Types −
    • CISC Processors (Complex Instruction Set Computing)
    • RISC Processors (Reduced Instruction Set Computing)
    • EPIC (Explicitly Parallel Instruction Computing)

Chapter 11: Memory Concepts

  • Units −
    • Byte
    • Kilo Byte
    • Mega Byte
    • Giga Byte
    • Tera Byte
    • Peta Byte
    • Exa Byte
    • Zetta Byte
    • Yotta Byte

Chapter 12: Primary Memory

  • Cache
  • RAM
  • ROM

Chapter 13: Secondary Memory

  • Fixed and Removable storage
    • Hard Disk Drive
    • CD/DVD Drive
    • Pen Drive
    • Blue Ray Disk

Chapter 14: Input Output Ports/ Connections

  • Serial
  • Parallel and Universal Serial Bus
  • PS-2 port
  • Infrared port
  • Bluetooth
  • Firewire

Unit 2: Programming Methodology

Chapter 15: General Concepts

  • Clarity and simplicity of expressions
  • Use of proper names for identifiers
  • Comments
  • Indentation
  • Documentation
  • Program maintenance
  • Running and debugging programs
  • Syntax errors
  • Run-time errors
  • Logical errors

Chapter 16: Problem solving methodologies

  • Understanding of the problem
  • Solution for the problem
  • Breaking down solution into simple steps (modular approach)
  • Identification of arithmetic and logical operations required for solution
  • Control structure – conditional control and looping (finite and infinite)

Chapter 17: Problem Solving

  • Introduction to algorithms/flowcharts

Unit 3: Introduction to Python

Chapter 18: Getting Started

·        Introduction to Python:

o   An integrated high level language

o   Interactive mode and script mode

·        Data types −

o   Number (Integer – boolean, decimal, octal, hexadecimal; Floating point; Complex), none, Sequence (String, Tuples, List)

o   Sets

o   Mapping

Chapter 19: Mutable and Immutable Variables

Chapter 20: Variables, Expressions and Statements

·        Values, Variables and keywords

·        Operators and Operands in Python: (Arithmetic, relational and logical operators)

·        operator precedence

·        Expressions and Statements (Assignment statement)

·        Taking input (using raw_input() and input()) and displaying output (print statement)

·        Putting Comments

Chapter 21: Functions

·        Importing Modules (entire module or selected objects)

·        Invoking built in functions

·        Functions from math module (for example, ceil, floor, fabs, exp, log, log10, pow, sqrt, cos, sin, tan, degrees, radians)

·        Using random() and randint() functions of random module to generate random numbers

·      Composition

Chapter 22: Defining functions

  • Invoking functions
  • Passing parameters (default parameter values, keyword arguments)
  • Scope of variables
  • Void functions and functions returning values
  • Flow of execution

Chapter 23: Conditional constructs and looping

  • If else statement while
  • For (range function)
  • Break
  • Continue
  • Else
  • Pass
  • Nested if
  • Nested loops
  • Use of compound expression in conditional and looping construct

Unit 3: Introduction to C++

Chapter 24: Getting Started

  • C++ character set
  • C++ Tokens (Identifiers, Keywords, Constants, Operators,)
  • Structure of a C++ Program (include files, main function)
  • Header files – iostream.h, iomanip.h, cout, cin
  • Use of I/O operators (<<and>>)
  • Use of endl and setw ( )
  • Cascading of I/O operators
  • Compilation
  • Error Messages
  • Use of editor
  • Basic commands of editor
  • Compilation
  • Linking
  • Execution

Chapter 25: Data Types, Variables and Constants

·        Concept of Data types

·        Built-in Data types: char, int, float and double

·        Constants: Integer Constants, Character constants – \n, \t, \b), Floating Point Constants, String Constants

·        Access modifier

·        Variables of built-in-datatypes

·        Declaration/Initialization of variables

·        Assignment statement

·        Type modifier: signed, unsigned, long

Chapter 26: Operator and Expressions: Operators

  • Arithmetic operators (-,+,*,/,%)
  • Assignment operator(=)
  • C++ shorthands (+=,- =,*=,/=,%=)
  • Unary operator (-)
  • Increment(++) and Decrement (–) Operators
  • Relation operator (>,>=,<=,=,!=)
  • Logical operators (!,&&,II)
  • Conditional operator
  • Precedence of Operators
  • Automatic type conversion in expressions
  • Type casting

Unit 4: Programming with Python

Chapter 27: Strings

·        Creating

·        Initialising and accessing the elements

·        String operators −

o   +, *, in, not in, range slice [n:m]

o   Comparing strings using relational operators

o   String functions & methods − len, capitalize, find, isalnum, isalpha, isdigit, lower, islower, isupper, upper, lstrip, rstrip, isspace, istitile, partition, replace, join, split, count, decode, encode, swapcase, String constants, Regular Expressions and Pattern Matching

Chapter 28: Lists

  • Concept of mutable lists
  • Creating
  • Initializing and accessing the elements
  • Traversing
  • Appending
  • Updating and deleting elements
  • Composition
  • Lists as arguments

Chapter 29: List operations

  • Joining
  • Slicing
  • +
  • *
  • in
  • not in

Chapter 30: List functions and methods

  • len( )
  • insert( )
  • append( )
  • extend( )
  • sort( )
  • remove( )
  • reverse( )
  • pop( )
  • list( )
  • count( )
  • extend( )
  • index( )
  • cmp( )
  • max( )
  • min( )

Chapter 31: Dictionaries

  • Concept of key-value pair
  • Creating, initialising and accessing the elements in a dictionary
  • Traversing
  • Appending
  • Updating
  • Deleting elements

Chapter 32: Dictionary functions and methods

  • cmp( )
  • len( )
  • clear( )
  • get( )
  • has_key( )
  • items( )
  • key( )
  • update( )
  • values( )
  • pop( )
  • fromkeys( )
  • dict( )

Chapter 33: Tuples

  • Immutable concept
  • Creating
  • Initialising and accessing elements in a tuple
  • Tuple assignment
  • Tuple slices
  • Tuple indexing

Chapter 34: Tuple Functions

  • cmp()
  • len()
  • max()
  • min()
  • tuple()
  • index()
  • count()
  • sum()
  • any()
  • all()
  • sorted()
  • reversed()

Unit 4: Programming In C++

Chapter 35: Flow of control

  • Conditional statements −
    • if else
    • Nested if
    • switch..case..default
    • Nestedswitch..case
    • break statement (to be used in switch..case only)
    • Loops: while, do – while, for and Nested loops

Chapter 36: Inbuilt Functions

·        Standard input/output functions – stdio.h: gets ( ), puts ( )

·        Character Functions – Ctype.h: isalnum ( ), isalpha ( ),isdigit ( ), islower ( ), isupper ( ), tolower ( ), toupper ( )

·        String Function – string.h: strcpy ( ), strcat ( ), strlen ( ), strcmp ( ), strcmpi ( ), strev ( ),strlen ( ), strupur ( ), strlwr ( )

·        Mathematical Functions – math.h: fabs ( ), pow ( ), sgrt ( ), sin ( ), cos ( ), abs ( )

·        Other Functions – stdlib.h: randomize ( ), random ( )

Chapter 37: Introduction to user-defined function and its requirements

  • Defining a function
  • Function prototype
  • Invoking/calling a function
  • Passing arguments to function
  • Specifying argument data types
  • Default argument
  • Constant argument
  • Call by value
  • Call by reference
  • Returning values from a function
  • Scope rules
  • Local and global variables
  • Relating to Parameters and return type concepts in built-in functions

Chapter 38: Structured Data Type

·        Arrays −

o   Introduction

o   Advantages

·        One Dimensional Array −

o   Declaration/initialization of One-dimensional array

o   Inputting array elements

o   Accessing array elements

o   manipulation of array elements (sum of elements, product of elements, average of elements linear search, finding maximum/minimum value)

o   Declaration / Initialization of a String

o   String manipulations (counting vowels/ consonants/ digits/ special characters, case conversion, reversing a string, reversing each word of a string)

·        Two-dimensional Array −

o   Declaration/initialization of a two-dimensional array

o   Inputting array elements accessing array elements

o   Manipulation of array elements (sum of row element, column elements, diagonal elements, finding maximum / minimum values)

·        User-defined Data Types −

o   Introduction to user defined data types

·        Structure −

o   Defining a Structure

o   Declaring structure variables

o   Accessing structure elements

o   Passing structure to functions as value and reference

o   Function returning structure

o   Array of structure

·        Defining a symbol name using typed of keyword and defining a macro using #define preprocessor directive

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