Computer Science (C++) Class 11 CBSE (Commerce) CBSE Topics and Syllabus

• Classification of Computers 
• Basics of Computer and Its Operation 
• Functional Components and Their Interconnections 
• Concept of Booting 
• Types of Software - System Software, Utility Software and Application Software 
• Operating System 
• Compiler 
• Interpreter and Assembler 
• Need for Operating System 
• Functions of Operating System - Processor Management, Memory Management, File Management and Device Management 
• Types of Operating System - Interactive (Gui Based), Time Sharing, Real Time and Distributed 
  • Single User Operating Systems
  • Multi-user Operating Systems
• Commonly Used Operating System - UNIX, LINUX, Windows, Solaris, BOSS (Bharat Operating System Solutions) 
• Mobile OS - Android, Symbian, IOS 
• Anti Virus 
• File Management Tools 
• Compression Tools 
• Disk Management Tools - Disk Cleanup, Disk Defragmenter, Backup 
• Open Source Software 
• Freeware 
• Shareware 
• Proprietary 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 and Weather Forecasting System 
• Number System - Binary, Octal, Decimal, Hexadecimal and Conversion Between Different Number Systems 
• Internal Storage Encoding of Characters - ASCII, ISCII (Indian Scripts Standard Code for Information Interchange), and UNICODE (For Multilingual Computing) 
• Microprocessor - Basic Concepts, Clock Speed (MHz, GHz), 16 Bit, 32 Bit, 64 Bit, 128 Bit Processors 
• Types of Microprocessors - CISC Processors (Complex Instruction Set Computing) 
• Types of Microprocessors - RISC Processors (Reduced Instruction Set Computing) 
• Types of Microprocessors - EPIC (Explicitly Parallel Instruction Computing) 
• Memory Concepts - Units (Byte, Kilo Byte, Mega Byte, Giga Byte, Tera Byte, Peta Byte, Exa Byte, Zetta Byte, Yotta Byte) 
• Computer - Types of Memory 
  • Primary Memory - Cache, RAM, ROM 
  • Secondary Memory - Fixed and Removable Storage (Hard Disk Drive, Cd/Dvd Drive, Pen Drive, Blue Ray Disk) 
• Input Output Ports/ Connections - Serial, Parallel and Universal Serial Bus, PS-2 Port, Infrared Port, Bluetooth, Firewire 

Classification of computers:- Basics of computer and its operation; Functional Components and their interconnections, concept of Booting.

Software concepts:- Types of Software – System Software, Utility Software and Application Software

System Software:- Operating System, Compiler, Interpreter and Assembler;

Operating System:- Need for Operating System, Functions of Operating System (Processor Management, Memory Management, File Management and 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, IOS.

Utility Software:- Anti Virus, File Management tools, Compression tools and Disk Management tools (Disk Cleanup, Disk Defragmenter, Backup).

Open Source Concepts:- Open Source Software, Freeware, Shareware, and Proprietary Software.

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 and Weather Forecasting System.

Number System:- Binary, Octal, Decimal, Hexadecimal and conversion between different number systems.

Internal Storage encoding of Characters:- ASCII, ISCII (Indian Scripts Standard Code for Information Interchange), and UNICODE (for multilingual computing)

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), and EPIC (Explicitly Parallel Instruction Computing).

Memory Concepts:- Units: Byte, Kilo Byte, Mega Byte, Giga Byte, Tera Byte, Peta Byte, Exa Byte, Zetta Byte, Yotta Byte.

Primary Memory:- Cache, RAM, ROM

Secondary Memory:- Fixed and Removable storage – Hard Disk Drive, CD/DVD Drive, Pen Drive, Blue Ray Disk.

Input Output Ports/ Connections:- Serial, Parallel and Universal Serial Bus, PS-2 port, Infrared port, Bluetooth, Firewire.

• Modular Approach 
• Clarity and Simplicity of Expressions 
• Use of Proper Names for Identifiers, Comments, Indentation 
• Documentation and Program Maintenance 
• Running and Debugging Programs 
• Syntax Errors 
• Run-Time Errors 
• Logical Errors 
• Understanding of the Problem 
• Solution for the Problem 
• Identifying Minimum Number of Inputs Required for Output 
• Writing Code to Optimizing Execution Time and Memory Storage 
• Step by Step 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) 
• Problem Solving - Introduction to Algorithms/Flowcharts 

General Concepts:- Modular Approach, Clarity and Simplicity of Expressions, Use of proper names for Identifiers, Comments, Indentation; Documentation and Program Maintenance; Running and Debugging programs, Syntax Errors, Run-Time Errors, Logical Errors

Problem Solving Methodologies:- Understanding of the problem, Solution for the problem, Identifying minimum number of inputs required for output, Writing code to optimizing execution time and memory storage, step by step 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).

Problem Solving:- Introduction to Algorithms/Flowcharts.

• 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 
• Linking and Execution 
• Data Types 
• Variables and Constants 
• Built-in Data Types - Char, Int , Float and Double 
• Constants - Integer Constants, Character Constants (- \n, \t, \b), Floating Point Constants, String Constants 
• Access Modifier - Const 
• Variables of Built-in-data Types 
  • Declaration of Variables
  • Initialization of variables
  • Dynamic Initialization
  • The Access modifier const
  • References
• Declaration/Initialization of Variables 
• Assignment Statement 
• Type Modifier - Signed, Unsigned, Long 
• Operators - Arithmetic Operators (-,+,*,/,%) 
• Assignment Operator (=) 
• C++ Shorthands (+=, -=,*=,/=,%=), Unary Operators (-), Increment (++), Decrement (--) Operators 
• Relational Operator (>,>=,<=,=,!=) 
• Logical Operators (!,&&,||) 
• Conditional Operator:- <condition>?<if—true>:<if false> 
• Precedence of Operators 
• Automatic Type Conversion in Expressions 
  • Implicit type conversion
  • Explicit type conversion
• Type Casting 

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 and execution.

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: const; Variables of built-in-data types, Declaration/Initialization of variables, Assignment statement, Type modifier: signed, unsigned, long

Operator and Expressions:- Operators:- Arithmetic operators (-,+,*,/,%), Assignment operator (=), c++ shorthands (+=, -=,*=,/=,%=) Unary operators (-), Increment (++) and Decrement (--) Operators, Relational operator (>,>=,<=,=,!=), Logical operators (!,&&,||), Conditional operator:- <condition>?<if—true>:<if false>; Precedence of Operators; Automatic type conversion in expressions, Type casting;

• Conditional Statements - If Else, Nested If, Switch..Case..Default, Use of Conditional Operator 
• Nested Switch..Case 
• Break Statement (To Be Used in Switch..Case Only) 
• Loops - While, Do – While, for and Nested Loops 
• 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(), strrev(), strupr(), strlwr() 
• Mathematical Functions [math.h] fabs(), pow(), sqrt(), sin(), cos(), abs() 
• 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 
• Calling Functions with Arrays 
• Scope Rules of Variables - Local and Global Variables 
  • Introduction
  • Local Scope
  • Function Scope
  • File Scope
  • Class Scope
  • Scope resolution operator
• Relating to Parameters and Return Type Concepts in Built-in Functions 
• Arrays - Introduction to Array and Its Advantages 
• One Dimensional Array:- Declaration/Initialization of One-dimensional Array 
• One Dimensional Array:- Accepting Array Elements 
• One Dimensional Array:- Accessing Array Elements 
• One Dimensional Array:- Manipulation of Array Elements (Sum of Elements, Product of Elements, Average of Elements, Linear Search, Finding Maximum/Minimum Value) 
• Declaration/Initialization of a String 
• String Manipulations (Counting Vowels/ Consonants/ Digits/ Special Characters, Case Conversion, Reversing a String, Reversing Each Word of a String) 
• Two-dimensional Array:- Declaration/Initialization of a Two-dimensional Array 
• Two-dimensional Array:- Inputting Array Elements 
• Two-dimensional Array:- Accessing Array Elements 
• Two-dimensional Array:- Manipulation of Array Elements (Sum of Row Element, Column Elements, Diagonal Elements, Finding Maximum / Minimum Values) 
• Introduction to User Defined Data Types 
• Structure:- Defining a Structure (Keyword Structure) 
• Structure:- Declaring Structure Variables 
• Structure:- Accessing Structure Elements 
• Structure:- Passing Structure to Functions as Value and Reference, Argument/Parameter, 
• Structure:- Function Returning Structure 
• Structure:- Array of Structure 
• Structure:- Passing an Array of Structure as an Argument/ a Parameter to a Function 
• Defining a Symbol Name Using Typedef Keyword and Defining a Macro Using #Define Preprocessor Directive 

Flow of control:-

Conditional statements: if else, Nested if, switch..case..default, use of conditional operator, Nested switch..case, break statement (to be used in switch..case only); Loops: while, do – while, for and Nested loops

Inbuilt Functions

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, calling functions with arrays, scope rules of variables: local and global variables.

Relating to Parameters and return type concepts in built-in functions.

Structured Data Type

Arrays:- Introduction to Array and its advantages.

One Dimensional Array:- Declaration/initialization of One-dimensional array, Accepting array elements, accessing array elements, manipulation of array elements (sum of elements, product of elements, average of elements, linear search, finding maximum/minimum value)

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

Two-dimensional Array:- Declaration/initialization of a two-dimensional array, inputting array elements, accessing array elements, manipulation of Array elements (sum of row element, column elements, diagonal elements, finding maximum / minimum values)

User-defined Data Types:- Introduction to user defined data types.

Structure:- Defining a Structure (Keyword Structure), declaring structure variables, accessing structure elements, passing structure to functions as value and reference, argument/parameter, function returning structure, array of structure, passing an array of structure as an argument/ a parameter to a function.

Defining a symbol name using typedef keyword and defining a macro using #define preprocessor directive.