Computer Science | Class 12

Select a chapter above and press 'Show Content'. Click a video topic below to view.

    Chapter 1 Operating System ( 23 videos)  (Practice Test)

      1.1: Introduction (Practice Test)
      The Concept Of Operating System
    1. The Concept Of Operating System
      3421 views
      2. What Is DOS
    2. What Is DOS
      3016 views
      3. Graphical User Interface
    3. Graphical User Interface
      1354 views
      4. Popular Operating System
    4. Popular Operating System
      182 views
      5. Batch Processing Operating System
    5. Batch Processing Operating System
      10918 views
      6. Multi-Programming Operating System
    6. Multi-Programming Operating System
      279 views
      7. Multi-Tasking Operating System
    7. Multi-Tasking Operating System
      766 views
      8. Time Sharing Operating System
    8. Time Sharing Operating System
      13476 views
      9. Real Time Operating System
    9. Real Time Operating System
      1879 views
      10. Multi-Processor Operating System
    10. Multi-Processor Operating System
      222 views
      11. Multi-Programming vs Multi Processing
    11. Multi-Programming vs Multi Processing
      651 views
      12. Parallel Processing System
    12. Parallel Processing System
      1074 views
      13. Distributed Operating System
    13. Distributed Operating System
      1680 views
      14. Embedded Operating System
    14. Embedded Operating System
      1256 views
      15. Single-User And Multi-User Operating System
    15. Single-User And Multi-User Operating System
      7084 views
      1.2: Operating System Functions (Practice Test)
      Functions Of Operating System
    1. Functions Of Operating System
      14403 views
      2. More On Functions Of Operating System
    2. More On Functions Of Operating System
      74 views
      1.3: Process Management (Practice Test)
      The Concept Of Process
    1. The Concept Of Process
      106 views
      2. Process States
    2. Process States
      95 views
      3. What Is Thread
    3. What Is Thread
      122 views
      4. Thread vs Process
    4. Thread vs Process
      276 views
      5. Multi Tasking And Multiple Threading
    5. Multi Tasking And Multiple Threading
      71 views
      6. Multi Tasking And Multi Programming
    6. Multi Tasking And Multi Programming
      222 views

    Chapter 2 System Development Life Cycle ( 20 videos)  (Practice Test)

      2.1: System Development Life Cycle (Practice Test)
      Introduction To System Development Life Cycle ( Sdlc)
    1. Introduction To System Development Life Cycle ( Sdlc)
      835 views
      2. Importance Of Sdlc
    2. Importance Of Sdlc
      681 views
      3. Stakeholders Of Sdlc
    3. Stakeholders Of Sdlc
      725 views
      4. Sdlc: Phases
    4. Sdlc: Phases
      465 views
      5. Planning Phase
    5. Planning Phase
      335 views
      6. Feasibility Phase
    6. Feasibility Phase
      220 views
      7. Analysis Phase
    7. Analysis Phase
      456 views
      8. Requirement Engineering Phase
    8. Requirement Engineering Phase
      320 views
      9. Design Phase
    9. Design Phase
      239 views
      10. More On Design Phase
    10. More On Design Phase
      150 views
      11. Coding Phase
    11. Coding Phase
      133 views
      12. Testing Phase
    12. Testing Phase
      97 views
      13. Deployment Phase
    13. Deployment Phase
      123 views
      14. Maintenance Phase
    14. Maintenance Phase
      126 views
      15. Role Of Personnel Involved In Sdlc
    15. Role Of Personnel Involved In Sdlc
      203 views
      16. Management: Role Of Project Manager
    16. Management: Role Of Project Manager
      95 views
      17. System Analyst
    17. System Analyst
      1380 views
      18. Role Of Programmer
    18. Role Of Programmer
      242 views
      19. Role Of Software Tester
    19. Role Of Software Tester
      114 views
      20. Customer
    20. Customer
      84 views

    Chapter 3 Object Oriented Programming in C++ ( 30 videos)  (Practice Test)

      3.1: Introduction (Practice Test)
      Computer Program
    1. Computer Program
      1590 views
      2. What Is Object Oriented Programming Language
    2. What Is Object Oriented Programming Language
      843 views
      3. Pre-Processor Directives
    3. Pre-Processor Directives
      545 views
      4. Header Files And Reserved Words In C++
    4. Header Files And Reserved Words In C++
      449 views
      5. Structure Of Program C++
    5. Structure Of Program C++
      315 views
      6. Comments And Terminator Statements
    6. Comments And Terminator Statements
      412 views
      3.2: C++ Constants and Variables (Practice Test)
      What Are Constants
    1. What Are Constants
      475 views
      2. Computer Program To Illustrate Constants
    2. Computer Program To Illustrate Constants
      311 views
      3. Rules For Naming Variable
    3. Rules For Naming Variable
      470 views
      4. Datatypes In C
    4. Datatypes In C
      398 views
      5. Constant Qualifier
    5. Constant Qualifier
      392 views
      6. Typecasting In C Language
    6. Typecasting In C Language
      489 views
      3.3: INPUT/OUTPUT Handling (Practice Test)
      Output Handling In C++/Cout
    1. Output Handling In C++/Cout
      163 views
      2. Input Handling In C++/Cin
    2. Input Handling In C++/Cin
      125 views
      3. Difference Between Getch() And Getche() Function
    3. Difference Between Getch() And Getche() Function
      1791 views
      4. Escape Sequence In C
    4. Escape Sequence In C
      436 views
      5. More On Escape Sequence
    5. More On Escape Sequence
      90 views
      6. Endl Statement
    6. Endl Statement
      71 views
      7. Setw Statement
    7. Setw Statement
      105 views
      3.4: Operators in C++ (Practice Test)
      Assignment Operators
    1. Assignment Operators
      360 views
      2. Arithmetic Operators
    2. Arithmetic Operators
      346 views
      3. Increment & Decrement Operators
    3. Increment & Decrement Operators
      123 views
      4. Relational Operators
    4. Relational Operators
      306 views
      5. Logical Operators: Not
    5. Logical Operators: Not
      319 views
      6. Logical Operators: And
    6. Logical Operators: And
      282 views
      7. Logical Operators: Or
    7. Logical Operators: Or
      221 views
      8. Difference Between Assignment Operator And 'Equal To' Operator
    8. Difference Between Assignment Operator And 'Equal To' Operator
      1110 views
      9. Unary, Binary And Ternary Operators
    9. Unary, Binary And Ternary Operators
      323 views
      10. Precedence Of Operator From Top To Bottom
    10. Precedence Of Operator From Top To Bottom
      282 views
      11. Expressions In C++
    11. Expressions In C++
      111 views

    Chapter 4 Control Structures ( 21 videos)  (Practice Test)

      4.1: Decision Control Structures (Practice Test)
      Simple If Statement In C
    1. Simple If Statement In C
      725 views
      2. Introduction To If-Else Structure
    2. Introduction To If-Else Structure
      345 views
      3. If-Else Example Problems
    3. If-Else Example Problems
      411 views
      4. Switch Default Statement
    4. Switch Default Statement
      399 views
      5. Examples On Switch... Case
    5. Examples On Switch... Case
      238 views
      6. Comparison Between If, Case And Conditional Operators
    6. Comparison Between If, Case And Conditional Operators
      68 views
      4.2: Loops (Practice Test)
      Nested If Statement
    1. Nested If Statement
      292 views
      2. What Is Repetition Structure
    2. What Is Repetition Structure
      600 views
      3. Why We Need A Repetition Structure In Programming
    3. Why We Need A Repetition Structure In Programming
      375 views
      4. Types Of Loop
    4. Types Of Loop
      1158 views
      5. Why We Need For Loop
    5. Why We Need For Loop
      258 views
      6. Structure Of For Loop And Working
    6. Structure Of For Loop And Working
      284 views
      7. Programs On For Loop
    7. Programs On For Loop
      291 views
      8. Structure Of While Loop And Its Working
    8. Structure Of While Loop And Its Working
      258 views
      9. Why There Is A Need Of Do... While Loop
    9. Why There Is A Need Of Do... While Loop
      197 views
      10. Structure Of Do... While Loop
    10. Structure Of Do... While Loop
      200 views
      11. Program On Do... While Loop
    11. Program On Do... While Loop
      224 views
      12. Difference Between While And Do While
    12. Difference Between While And Do While
      208 views
      13. Continue Statement
    13. Continue Statement
      236 views
      14. Break Statements In C
    14. Break Statements In C
      88 views
      15. Nested Loop with example
    15. Nested Loop with example
      543 views

    Chapter 5 Arrays and Strings ( 27 videos)  (Practice Test)

      5.1: Introduction to Arrays (Practice Test)
      Problem Statement: Why We Need Arrays
    1. Problem Statement: Why We Need Arrays
      251 views
      2. What Are Arrays
    2. What Are Arrays
      196 views
      3. How To Declare An Array In A Program
    3. How To Declare An Array In A Program
      136 views
      4. Initialization Of Array
    4. Initialization Of Array
      100 views
      5. Accessing Array Index With Examples
    5. Accessing Array Index With Examples
      184 views
      6. Fill Array Index With Examples
    6. Fill Array Index With Examples
      125 views
      7. Fill Array With User Input
    7. Fill Array With User Input
      259 views
      8. Dynamic Method Using Loop
    8. Dynamic Method Using Loop
      83 views
      9. Traversing An Array
    9. Traversing An Array
      2170 views
      10. Size Of() Operator
    10. Size Of() Operator
      85 views
      5.2: Two Dimentional Arrays (Practice Test)
      Introduction To 2D Array
    1. Introduction To 2D Array
      91 views
      2. Defining 2D Array
    2. Defining 2D Array
      74 views
      3. Inializing 2D Array
    3. Inializing 2D Array
      85 views
      4. Accessing 2D-Array Index With Examples
    4. Accessing 2D-Array Index With Examples
      86 views
      5. Printing A 2D Array
    5. Printing A 2D Array
      54 views
      6. 2D Array Example
    6. 2D Array Example
      49 views
      5.3: Strings (Practice Test)
      What Are Strings
    1. What Are Strings
      85 views
      2. Working Of Gets Function
    2. Working Of Gets Function
      86 views
      3. Finding Length Of A String
    3. Finding Length Of A String
      72 views
      4. Initialization Of Strings
    4. Initialization Of Strings
      76 views
      5.4: Commonly Used String Functions (Practice Test)
      Finding Length Of A String
    1. Finding Length Of A String
      72 views
      2. Concatenation Of Strings
    2. Concatenation Of Strings
      67 views
      3. Copying Of Strings
    3. Copying Of Strings
      55 views
      4. Comparison Of 2 Strings
    4. Comparison Of 2 Strings
      37 views
      5. Swapping Of Strings
    5. Swapping Of Strings
      182 views
      6. More On Swapping Strings
    6. More On Swapping Strings
      33 views
      7. Example On Different String Functions
    7. Example On Different String Functions
      37 views

    Chapter 6 Functions ( 21 videos)  (Practice Test)

      6.1: Functions (Practice Test)
      What Is Function
    1. What Is Function
      208 views
      2. Why There Is A Need Of Function In Programming
    2. Why There Is A Need Of Function In Programming
      136 views
      3. Built In Functions
    3. Built In Functions
      254 views
      4. User Defined Functions
    4. User Defined Functions
      122 views
      5. Defining User-Defined Functions
    5. Defining User-Defined Functions
      68 views
      6. Advantages Of Using Functions
    6. Advantages Of Using Functions
      153 views
      7. Signature Of Function
    7. Signature Of Function
      309 views
      8. Parts Of Functions
    8. Parts Of Functions
      107 views
      9. Scope Of Variable: Local Variable
    9. Scope Of Variable: Local Variable
      114 views
      10. Scope Of Variable: Global Variable
    10. Scope Of Variable: Global Variable
      91 views
      11. Scope Of Variable: Static Variable
    11. Scope Of Variable: Static Variable
      87 views
      12. Formal And Actual Parameters
    12. Formal And Actual Parameters
      440 views
      13. Local And Global Functions
    13. Local And Global Functions
      151 views
      14. Inline Functions
    14. Inline Functions
      91 views
      6.2: Passing Arguments and Returning Values (Practice Test)
      Passing Argument As Variable
    1. Passing Argument As Variable
      98 views
      2. Passing Argument As Constant
    2. Passing Argument As Constant
      99 views
      3. Passing Argument As Reference
    3. Passing Argument As Reference
      87 views
      4. Default Arguments
    4. Default Arguments
      66 views
      5. Return Statement
    5. Return Statement
      52 views
      6.3: Function Overloading (Practice Test)
      Function Overloading
    1. Function Overloading
      82 views
      2. Advantages Of Function Overloading
    2. Advantages Of Function Overloading
      293 views

    Chapter 7 Pointers ( 6 videos)  (Practice Test)

      7.1: Introduction to Pointers (Practice Test)
      Introduction To Pointer
    1. Introduction To Pointer
      154 views
      2. Memory Addresses
    2. Memory Addresses
      719 views
      3. Reference Operator
    3. Reference Operator
      251 views
      4. Dereference Operator
    4. Dereference Operator
      852 views
      5. Declaring Variable Of Pointer Type
    5. Declaring Variable Of Pointer Type
      129 views
      6. Pointer Initialization With Examples
    6. Pointer Initialization With Examples
      90 views

    Chapter 8 Classes and Objects ( 17 videos)  (Practice Test)

      8.1: Introduction (Practice Test)
      Introductions To Classes
    1. Introductions To Classes
      171 views
      2. Objects Of Classes
    2. Objects Of Classes
      130 views
      3. Members Of A Class
    3. Members Of A Class
      118 views
      4. Accessing Member Of A Class: Example Program
    4. Accessing Member Of A Class: Example Program
      91 views
      5. Access Specifier: Private Access Specifier
    5. Access Specifier: Private Access Specifier
      87 views
      6. Access Specifier: Public Access Specifier
    6. Access Specifier: Public Access Specifier
      80 views
      7. Data Hiding/Encapsulation
    7. Data Hiding/Encapsulation
      124 views
      8. Constructor
    8. Constructor
      104 views
      9. Default Constructor
    9. Default Constructor
      84 views
      10. User Defined Constructor
    10. User Defined Constructor
      79 views
      11. Constructor Overloading
    11. Constructor Overloading
      80 views
      12. Destructor
    12. Destructor
      62 views
      13. Inheritance
    13. Inheritance
      69 views
      14. More On Inheritance
    14. More On Inheritance
      49 views
      15. What Is Polymorphism: Function Overloading
    15. What Is Polymorphism: Function Overloading
      64 views
      16. Operator Overloading
    16. Operator Overloading
      45 views
      17. Virtual Function
    17. Virtual Function
      47 views

    Chapter 9 File Handling ( 12 videos)  (Practice Test)

      9.1: Introduction (Practice Test)
      Introduction To File Handling
    1. Introduction To File Handling
      195 views
      2. Types Of Files: Text And Binary
    2. Types Of Files: Text And Binary
      209 views
      3. Opening A File
    3. Opening A File
      133 views
      4. Modes Of Opening A File
    4. Modes Of Opening A File
      115 views
      5. More On Modes Of Opening A File
    5. More On Modes Of Opening A File
      82 views
      6. Reading Input File
    6. Reading Input File
      253 views
      7. Closing A File
    7. Closing A File
      119 views
      8. Bof() Function
    8. Bof() Function
      89 views
      9. Eof() Function
    9. Eof() Function
      2294 views
      10. Stream And Its Types
    10. Stream And Its Types
      123 views
      11. Reading/Writing Files Character By Character
    11. Reading/Writing Files Character By Character
      58 views
      12. Reading/Writing Files Using Strings
    12. Reading/Writing Files Using Strings
      62 views