Computer Science | Class 11

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    Chapter 1 System Fundamentals ( 26 videos)  (Practice Test)

      1.1: Planning and System Installation
      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. Management: Role Of Project Manager
    3. Management: Role Of Project Manager
      95 views
      1.2: User Focus
      Role Of Programmer
    1. Role Of Programmer
      242 views
      2. Role Of Software Tester
    2. Role Of Software Tester
      114 views
      3. Customer
    3. Customer
      84 views
      1.3: System Backup
      Backup Of Data
    1. Backup Of Data
      1.4: Software Development (Practice Test)
      Sdlc: Phases
    1. Sdlc: Phases
      465 views
      2. Planning Phase
    2. Planning Phase
      335 views
      3. Feasibility Phase
    3. Feasibility Phase
      220 views
      4. Analysis Phase
    4. Analysis Phase
      456 views
      5. Requirement Engineering Phase
    5. Requirement Engineering Phase
      320 views
      6. Design Phase
    6. Design Phase
      239 views
      7. More On Design Phase
    7. More On Design Phase
      150 views
      8. Coding Phase
    8. Coding Phase
      133 views
      9. Testing Phase
    9. Testing Phase
      97 views
      10. Deployment Phase
    10. Deployment Phase
      123 views
      11. Maintenance Phase
    11. Maintenance Phase
      126 views
      1.5: Components of Computer System (Practice Test)
      Computer System And Its Components
    1. Computer System And Its Components
      3240 views
      2. Networking Hardware
    2. Networking Hardware
      389 views
      3. Effects Of Computer On Society : Positive Aspects
    3. Effects Of Computer On Society : Positive Aspects
      2322 views
      4. Guidelines For Use Of Computer
    4. Guidelines For Use Of Computer
      103 views
      5. Areas Of Computer Ethics: Information Accuracy
    5. Areas Of Computer Ethics: Information Accuracy
      502 views
      1.6: System Design and Anlysis
      System Analyst
    1. System Analyst
      1380 views
      2. Stakeholders Of Sdlc
    2. Stakeholders Of Sdlc
      725 views
      1.7: Human Interaction with the system
      Artificial Intelligence And Vision Enhancements
    1. Artificial Intelligence And Vision Enhancements

    Chapter 2 Computer Organization ( 41 videos)  (Practice Test)

      2.1: Computer Architecture (Practice Test)
      Computer Organization And Division
    1. Computer Organization And Division
      354 views
      2. Introduction To Computer Architecture
    2. Introduction To Computer Architecture
      36 views
      3. Central Processing Unit: Alu, Control Unit
    3. Central Processing Unit: Alu, Control Unit
      5332 views
      4. Main Memory
    4. Main Memory
      5. Ram: Random Access Memory
    5. Ram: Random Access Memory
      691 views
      6. Types Of Ram: Dram And Sram
    6. Types Of Ram: Dram And Sram
      860 views
      7. Cache And Its Types
    7. Cache And Its Types
      618 views
      2.2: Secondary Memory (Practice Test)
      Computer Memory : Why It Is Necessary For Computer
    1. Computer Memory : Why It Is Necessary For Computer
      562 views
      2. Secondary Memory: Characteristics Of Secondary Storage Devices
    2. Secondary Memory: Characteristics Of Secondary Storage Devices
      696 views
      3. Difference Between Sequential Access And Direct Access
    3. Difference Between Sequential Access And Direct Access
      704 views
      4. Storage Hardware: Memory
    4. Storage Hardware: Memory
      622 views
      2.3: Operating System and Application System (Practice Test)
      The Concept Of Operating System
    1. The Concept Of Operating System
      3421 views
      2. Objectives Of Operating System
    2. Objectives Of Operating System
      3513 views
      3. Functions Of Operating System
    3. Functions Of Operating System
      14403 views
      4. More On Functions Of Operating System
    4. More On Functions Of Operating System
      74 views
      5. Types Of Application Software
    5. Types Of Application Software
      4324 views
      6. Productivity Software
    6. Productivity Software
      1396 views
      7. Business And Entertainment Application Software
    7. Business And Entertainment Application Software
      351 views
      8. Educational Application Software
    8. Educational Application Software
      1640 views
      9. More on Information Storage Devices
    9. More on Information Storage Devices
      30326 views
      10. Word Window Overview
    10. Word Window Overview
      321 views
      11. Basics Of Spreadsheet
    11. Basics Of Spreadsheet
      587 views
      12. Excel Window
    12. Excel Window
      97 views
      13. Graphical User Interface
    13. Graphical User Interface
      1354 views
      2.4: Binary Representation (Practice Test)
      Introduction To Data Representation
    1. Introduction To Data Representation
      1153 views
      2. Introduction To Number System
    2. Introduction To Number System
      384 views
      3. Memory Terminologies
    3. Memory Terminologies
      651 views
      4. Units Of Computer Memory
    4. Units Of Computer Memory
      600 views
      5. Coding Scheme
    5. Coding Scheme
      372 views
      6. Computer Codes And Ascii Code
    6. Computer Codes And Ascii Code
      2720 views
      7. Uni Code
    7. Uni Code
      105 views
      2.5: Simple Logic Gates (Practice Test)
      Logic Gates And Circuits: An Overview
    1. Logic Gates And Circuits: An Overview
      271 views
      2. Truth Table
    2. Truth Table
      222 views
      3. AND Gate
    3. AND Gate
      321 views
      4. OR Gate
    4. OR Gate
      250 views
      5. NOT Gate
    5. NOT Gate
      194 views
      6. NOR Gate
    6. NOR Gate
      110 views
      7. NAND Gate
    7. NAND Gate
      102 views
      8. XOR Gate
    8. XOR Gate
      122 views
      9. XNOR Gate
    9. XNOR Gate
      113 views
      10. Logic Statement To Logic Circuit Conversion
    10. Logic Statement To Logic Circuit Conversion
      230 views

    Chapter 3 Networks ( 81 videos)  (Practice Test)

      3.1: Network Fundamentals (Practice Test)
      What Is Computer Network
    1. What Is Computer Network
      1414 views
      2. Types Of Networking W.R.T Area: Lan, Wan, Man
    2. Types Of Networking W.R.T Area: Lan, Wan, Man
      367 views
      3. VPN: Virtual Private Network
    3. VPN: Virtual Private Network
      244 views
      4. Client-Server Network
    4. Client-Server Network
      10788 views
      5. Peer-To-Peer Network
    5. Peer-To-Peer Network
      895 views
      6. Point-To-Point Network
    6. Point-To-Point Network
      9552 views
      7. IT Revolution
    7. IT Revolution
      53 views
      8. Network Standards
    8. Network Standards
      30 views
      9. What Is OSI Model: Overview
    9. What Is OSI Model: Overview
      272 views
      10. Physical Layer
    10. Physical Layer
      122 views
      11. Data Link Layer
    11. Data Link Layer
      123 views
      12. Network Layer
    12. Network Layer
      122 views
      13. Transport Layer
    13. Transport Layer
      115 views
      14. Session Layer
    14. Session Layer
      96 views
      15. Presentation Layer
    15. Presentation Layer
      101 views
      16. Application Layer
    16. Application Layer
      156 views
      17. Seven Layers Of Osi Model
    17. Seven Layers Of Osi Model
      152 views
      18. More On Osi Model
    18. More On Osi Model
      80 views
      19. Internet Protocol Address
    19. Internet Protocol Address
      239 views
      20. Transmission Control Protocol / Internet Protocol
    20. Transmission Control Protocol / Internet Protocol
      112 views
      21. Tcp/Ip Architecture
    21. Tcp/Ip Architecture
      1909 views
      22. TCP/IP Ports
    22. TCP/IP Ports
      249 views
      23. TCP/IP Applications
    23. TCP/IP Applications
      40 views
      24. TCP/IP And OSI Comparison
    24. TCP/IP And OSI Comparison
      371 views
      3.2: Data Transmission (Practice Test)
      What Is Data Communication
    1. What Is Data Communication
      560 views
      2. Data Communication Terminologies
    2. Data Communication Terminologies
      892 views
      3. Components Of Communication System
    3. Components Of Communication System
      224 views
      4. Properties Of Good Communication System
    4. Properties Of Good Communication System
      282 views
      5. Attenuation And Distortions
    5. Attenuation And Distortions
      824 views
      6. Token Ring
    6. Token Ring
      11 views
      7. Parallel Transmission
    7. Parallel Transmission
      18 views
      8. What Is Network Switching
    8. What Is Network Switching
      41 views
      9. Circuit Switching
    9. Circuit Switching
      139 views
      10. Message Switching
    10. Message Switching
      27 views
      11. Packet Switching
    11. Packet Switching
      153 views
      12. Transmission Modes Of Computer Network
    12. Transmission Modes Of Computer Network
      397 views
      13. Asynchronous Transmission
    13. Asynchronous Transmission
      368 views
      14. Comparison Between Synchronous And Asynchronous
    14. Comparison Between Synchronous And Asynchronous
      229 views
      15. Telephone Lines
    15. Telephone Lines
      33 views
      16. Co-Axial Cable
    16. Co-Axial Cable
      308 views
      17. Stp: Ethernet: Twisted Pair Cable
    17. Stp: Ethernet: Twisted Pair Cable
      797 views
      18. Optical Fibers
    18. Optical Fibers
      566 views
      19. Wireless Media: Microwave Transmission
    19. Wireless Media: Microwave Transmission
      407 views
      20. Wireless Media: Radio Waves And Infrared
    20. Wireless Media: Radio Waves And Infrared
      584 views
      21. Radio Transceiver
    21. Radio Transceiver
      40 views
      22. What Is Bandwidth
    22. What Is Bandwidth
      4010 views
      23. Data Rate, Baud Rate
    23. Data Rate, Baud Rate
      2686 views
      24. Baseband
    24. Baseband
      25 views
      25. Dial-Up Modem
    25. Dial-Up Modem
      3393 views
      26. Network Interface Card
    26. Network Interface Card
      920 views
      27. Router
    27. Router
      294 views
      28. Switch/Access Point
    28. Switch/Access Point
      556 views
      29. Dial-Up Line
    29. Dial-Up Line
      8236 views
      30. DSL
    30. DSL
      558 views
      31. Isdn
    31. Isdn
      1733 views
      32. CDMA Technology
    32. CDMA Technology
      342 views
      33. Comparison Between Data Communication Lines
    33. Comparison Between Data Communication Lines
      96 views
      3.3: Wireless Networking (Practice Test)
      Introduction To Wireless Communication
    1. Introduction To Wireless Communication
      216 views
      2. Advantages And Disadvantages Of Wireless Networks
    2. Advantages And Disadvantages Of Wireless Networks
      1859 views
      3. Important Terminologies
    3. Important Terminologies
      164 views
      4. Line Of Sight Communication
    4. Line Of Sight Communication
      2685 views
      5. Satellite Communication
    5. Satellite Communication
      391 views
      6. Global Positioning System
    6. Global Positioning System
      244 views
      7. Classification Of Satellite Systems
    7. Classification Of Satellite Systems
      260 views
      8. Short Distance Wireless Technologies
    8. Short Distance Wireless Technologies
      423 views
      9. More On Short Distance Wireless Technologies
    9. More On Short Distance Wireless Technologies
      104 views
      10. Long Distance Wireless Technologies
    10. Long Distance Wireless Technologies
      253 views
      11. More On Long Distance Wireless Technologies
    11. More On Long Distance Wireless Technologies
      93 views
      12. Requirements Of Mobile Communication Systems
    12. Requirements Of Mobile Communication Systems
      305 views
      13. Limitations Of Mobile Communication System
    13. Limitations Of Mobile Communication System
      455 views
      14. Architecture Of Mobile Device Communication
    14. Architecture Of Mobile Device Communication
      189 views
      15. More On Architecture Of Mobile Device Communication
    15. More On Architecture Of Mobile Device Communication
      150 views
      16. Everyday Encryption On Internet And Cipher Methods
    16. Everyday Encryption On Internet And Cipher Methods
      17. Caesar Cipher
    17. Caesar Cipher
      18. Vigenère Cipher
    18. Vigenère Cipher
      19. Encrypted With Random Substitution Using Frequency Analysis
    19. Encrypted With Random Substitution Using Frequency Analysis
      20. Authorized Access And Unauthorized Access
    20. Authorized Access And Unauthorized Access
      9663 views
      21. Difference Between Authorization And Authentication
    21. Difference Between Authorization And Authentication
      99 views
      22. Authentication Methodologies: Password And Pin Number
    22. Authentication Methodologies: Password And Pin Number
      450 views
      23. Access Card And Biometrics
    23. Access Card And Biometrics
      79 views
      24. Multi Model Authentication
    24. Multi Model Authentication
      67 views

    Chapter 4 Computational thinking and Problem Solving ( 51 videos)  (Practice Test)

      4.1: Thinking Procedurely
      Procedural Languages
    1. Procedural Languages
      1639 views
      2. Computer Program
    2. Computer Program
      1590 views
      4.2: Thinking Logically (Practice Test)
      What Is Control Structure
    1. What Is Control Structure
      865 views
      2. Unconditional Transfer Of Control
    2. Unconditional Transfer Of Control
      507 views
      3. Why A Control Structure Is Important In Programming
    3. Why A Control Structure Is Important In Programming
      415 views
      4. Introduction To Decision And Selection Statements
    4. Introduction To Decision And Selection Statements
      248 views
      5. Introduction To If-Else Structure
    5. Introduction To If-Else Structure
      345 views
      6. If-Else Example Problems
    6. If-Else Example Problems
      411 views
      7. Relational Operators
    7. Relational Operators
      306 views
      8. Logical Operators: Not
    8. Logical Operators: Not
      319 views
      9. Logical Operators: And
    9. Logical Operators: And
      282 views
      10. Logical Operators: Or
    10. Logical Operators: Or
      221 views
      4.3: Thinking Ahead
      What Is An Algorithm
    1. What Is An Algorithm
      969 views
      2. How To Write An Algorithm
    2. How To Write An Algorithm
      1337 views
      3. Algorithm Examples
    3. Algorithm Examples
      2001 views
      4.4: Thinking concurrently
      What Is Top Down Design
    1. What Is Top Down Design
      19 views
      2. Introduction To Problem Solving
    2. Introduction To Problem Solving
      1908 views
      3. Problem Solving Method
    3. Problem Solving Method
      4745 views
      4.5: Thinking Abstractly
      What Is Object Oriented Programming Language
    1. What Is Object Oriented Programming Language
      843 views
      4.6: Algorithm Analysis (Practice Test)
      Algorithm Analysis
    1. Algorithm Analysis
      55 views
      2. Test Data In Algorithms
    2. Test Data In Algorithms
      3. Validation And Verification Techniques In Algorithms
    3. Validation And Verification Techniques In Algorithms
      4. Using Trace Tables In Testing Algorithm
    4. Using Trace Tables In Testing Algorithm
      5. Examples: Producing An Effective Algorithm
    5. Examples: Producing An Effective Algorithm
      4.7: Nature of Programming Languages (Practice Test)
      Basic Operations Of Computer
    1. Basic Operations Of Computer
      3925 views
      2. Programming Languages: An Overview
    2. Programming Languages: An Overview
      1084 views
      3. Machine Language
    3. Machine Language
      796 views
      4. Assembly Language
    4. Assembly Language
      606 views
      5. High Level Language
    5. High Level Language
      330 views
      6. Source Code And Object Program
    6. Source Code And Object Program
      299 views
      7. Language Translators: An Overview
    7. Language Translators: An Overview
      583 views
      8. Flow Chart To Illustrate Working Of Compiler
    8. Flow Chart To Illustrate Working Of Compiler
      5 views
      4.8: Use of Programming Langugaes (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. The Concept Of Variable
    3. The Concept Of Variable
      324 views
      4. Rules For Naming Variable
    4. Rules For Naming Variable
      470 views
      5. Declaration Of Variable
    5. Declaration Of Variable
      23 views
      6. Use Of Logical Operator
    6. Use Of Logical Operator
      135 views
      7. Relational Operators
    7. Relational Operators
      306 views
      8. Logical Operators: Not
    8. Logical Operators: Not
      319 views
      9. Logical Operators: And
    9. Logical Operators: And
      282 views
      10. Logical Operators: Or
    10. Logical Operators: Or
      221 views
      11. Why We Need A Repetition Structure In Programming
    11. Why We Need A Repetition Structure In Programming
      375 views
      12. Types Of Loop
    12. Types Of Loop
      1158 views
      13. Goto Statement
    13. Goto Statement
      7 views
      14. Structure Of While Loop And Its Working
    14. Structure Of While Loop And Its Working
      258 views
      15. What Is Function
    15. What Is Function
      208 views
      16. Why There Is A Need Of Function In Programming
    16. Why There Is A Need Of Function In Programming
      136 views
      17. Difference Between Structured And Unstructured Programming
    17. Difference Between Structured And Unstructured Programming
      50 views
      18. Problem Statement: Why We Need Arrays
    18. Problem Statement: Why We Need Arrays
      251 views
      19. What Are Arrays
    19. What Are Arrays
      196 views

    Chapter 5 Optional Topics ( 41 videos)  (Practice Test)

      5.1: Basic Concepts (Practice Test)
      Graphic Designing
    1. Graphic Designing
      47 views
      2. Difference Between Data And Information
    2. Difference Between Data And Information
      617 views
      3. Objectives Of Database
    3. Objectives Of Database
      17 views
      4. Physical Database Design
    4. Physical Database Design
      51 views
      5. File Organization
    5. File Organization
      17 views
      6. Database Implantation Phase
    6. Database Implantation Phase
      21 views
      7. Data Modeling: Main Ingredients: Entity And Object
    7. Data Modeling: Main Ingredients: Entity And Object
      368 views
      8. Database Design: Database Development Process
    8. Database Design: Database Development Process
      568 views
      9. Introduction To Queries
    9. Introduction To Queries
      57 views
      10. Planning A Query
    10. Planning A Query
      28 views
      5.2: The Relational Database Model (Practice Test)
      The Database Management System
    1. The Database Management System
      328 views
      2. Objectives Of Dbms
    2. Objectives Of Dbms
      14 views
      3. Advantages Of Database System
    3. Advantages Of Database System
      673 views
      4. Relational Schema
    4. Relational Schema
      507 views
      5. Keys: Primary Key
    5. Keys: Primary Key
      170 views
      6. Transformation Of E-R Model Into Relational Schema
    6. Transformation Of E-R Model Into Relational Schema
      263 views
      7. Types Of Keys: Sort Key And Foreign Key
    7. Types Of Keys: Sort Key And Foreign Key
      20 views
      8. Types Of Keys: Super Key
    8. Types Of Keys: Super Key
      343 views
      9. Introduction To Ms-Access
    9. Introduction To Ms-Access
      239 views
      10. Create Database Using Database Wizard
    10. Create Database Using Database Wizard
      446 views
      11. Rows,Tuples, Records
    11. Rows,Tuples, Records
      161 views
      12. Views
    12. Views
      231 views
      13. Cardinality Of A Relation
    13. Cardinality Of A Relation
      1515 views
      14. Modality: Optional
    14. Modality: Optional
      333 views
      15. Relation And Table
    15. Relation And Table
      114 views
      16. Entity Relationship Model: Entity, Attribute And Relationship
    16. Entity Relationship Model: Entity, Attribute And Relationship
      274 views
      17. Degree Of A Relationship
    17. Degree Of A Relationship
      166 views
      18. E-R Diagram For Library Management System
    18. E-R Diagram For Library Management System
      14632 views
      19. E-R Diagram For School Management System
    19. E-R Diagram For School Management System
      9080 views
      20. E-R Diagram For Air Ticket Booking System
    20. E-R Diagram For Air Ticket Booking System
      2925 views
      21. Types Of Queries: Select Query, Action Query
    21. Types Of Queries: Select Query, Action Query
      2034 views
      22. Creating The Query: Using Query Design Command
    22. Creating The Query: Using Query Design Command
      358 views
      23. Using Simple Query Wizard
    23. Using Simple Query Wizard
      31 views
      24. Selecting Records By Criteria
    24. Selecting Records By Criteria
      22 views
      25. Data Modeling: Main Ingredients: Entity And Object
    25. Data Modeling: Main Ingredients: Entity And Object
      368 views
      26. Database Design: Database Development Process
    26. Database Design: Database Development Process
      568 views
      27. Conceptual And Logical Database Design: Represent Entities
    27. Conceptual And Logical Database Design: Represent Entities
      45 views
      5.3: Further Aspects of Database Management
      Database Administration ( Dba)
    1. Database Administration ( Dba)
      136 views
      2. End User In Database
    2. End User In Database
      14 views
      3. Constraints In Relational Database
    3. Constraints In Relational Database
      38 views
      4. Referential Integrity
    4. Referential Integrity
      129 views