--- type: "Subject" knowledge_type: "subject" entity_type: "subject" id: "66ab5c44543b6f461d7a9d91" title: "Class 12 - Computer Science" board: "CBSE" curriculum: "CBSE" class_id: "66ab5807ffbb5019db722158" class: "Class 12" class_name: "Class 12" class_slug: "class-12" class_canonical_url: "https://www.edzy.ai/cbse-class-12" class_markdown_url: "https://www.edzy.ai/okf/class/cbse-class-12.md" subject: "Computer Science" subject_slug: "computer-science" canonical_url: "https://www.edzy.ai/cbse-class-12-computer-science" markdown_url: "https://www.edzy.ai/okf/subject/cbse-class-12-computer-science.md" source_type: "examSubject" source_id: "66ab5c44543b6f461d7a9d91" source: "Edzy" book_count: "1" chapter_count: "13" topic_count: "85" version: "1" last_updated: "2026-06-24" svg_icon: "https://edzy-ai.s3.ap-south-1.amazonaws.com/edzy-express-ts/cfeb25f7-bc45-4041-8ea0-643d899472dd.svg" color_name: "Deep Teal" color_light_foreground: "#016B61" color_light_background: "#DAFFFB" color_dark_foreground: "#016B61" color_dark_background: "#0B3934" --- # Class 12 - Computer Science Computer Science is a CBSE Class 12 subject on Edzy. ## Knowledge Snapshot | Field | Details | | :------------ | :------------------------------- | | Board | CBSE | | Curriculum | CBSE | | Class | Class 12 | | Subject | Computer Science | | Subject Slug | computer-science | | Book Count | 1 | | Chapter Count | 13 | | Topic Count | 85 | | Last Updated | 2026-06-24 | ## Subject Overview This subject belongs to Class 12 and is part of the CBSE board and curriculum. The subject consists of 1 book containing 13 chapters and 85 topics. ## OKF Hierarchy | Level | Title | Canonical URL | Markdown URL | | :------ | :------------------------------- | :------------------------------------ | :------------------------------------ | | Class | Class 12 | https://www.edzy.ai/cbse-class-12 | https://www.edzy.ai/okf/class/cbse-class-12.md | | Subject | Computer Science | https://www.edzy.ai/cbse-class-12-computer-science | https://www.edzy.ai/okf/subject/cbse-class-12-computer-science.md | ## Book Index | No. | Book ID | Book | Book Slug | Chapters | Canonical URL | Markdown URL | | :-- | :-------- | :----------- | :---------- | :-------------------------- | :------------------- | :------------------ | | 1 | 66ae541b191fdf5766655c69 | Computer Science | computer-science | 13 | https://www.edzy.ai/cbse-class-12-computer-science-book | https://www.edzy.ai/okf/book/cbse-class-12-computer-science-book.md | ## Book-Wise Chapter Index ### Computer Science | No. | Chapter ID | Chapter | Pages | Page Count | Topics | Canonical URL | Markdown URL | | :-------------- | :----------- | :-------------- | :---------------------------------------- | :------------------------ | :--------------------------------- | :---------------------- | :--------------------- | | 1 | 66def9983f8b4e9e69bdbd47 | Exception Handling in Python | 1-18 | 18 | 7 | https://www.edzy.ai/cbse-class-12-computer-science-exception-handling-in-python | https://www.edzy.ai/okf/chapter/cbse-class-12-computer-science-exception-handling-in-python.md | | 2 | 66def9a03f8b4e9e69bdbd67 | File Handling in Python | 19-38 | 20 | 8 | https://www.edzy.ai/cbse-class-12-computer-science-file-handling-in-python | https://www.edzy.ai/okf/chapter/cbse-class-12-computer-science-file-handling-in-python.md | | 3 | 66def9a53f8b4e9e69bdbd85 | Stack | 39-52 | 14 | 7 | https://www.edzy.ai/cbse-class-12-computer-science-stack | https://www.edzy.ai/okf/chapter/cbse-class-12-computer-science-stack.md | | 4 | 66def9a93f8b4e9e69bdbda3 | Queue | 59-67 | 9 | 5 | https://www.edzy.ai/cbse-class-12-computer-science-queue | https://www.edzy.ai/okf/chapter/cbse-class-12-computer-science-queue.md | | 5 | 66def9ad3f8b4e9e69bdbdc1 | Sorting | 67-80 | 14 | 5 | https://www.edzy.ai/cbse-class-12-computer-science-sorting | https://www.edzy.ai/okf/chapter/cbse-class-12-computer-science-sorting.md | | 6 | 66def9b03f8b4e9e69bdbddf | Searching | 81-96 | 16 | 4 | https://www.edzy.ai/cbse-class-12-computer-science-searching | https://www.edzy.ai/okf/chapter/cbse-class-12-computer-science-searching.md | | 7 | 66def9b83f8b4e9e69bdbff | Understanding Data | 97-110 | 14 | 5 | https://www.edzy.ai/cbse-class-12-computer-science-understanding-data | https://www.edzy.ai/okf/chapter/cbse-class-12-computer-science-understanding-data.md | | 8 | 66def9bc3f8b4e9e69bdbe1d | Database Concepts | 111-130 | 20 | 5 | https://www.edzy.ai/cbse-class-12-computer-science-database-concepts | https://www.edzy.ai/okf/chapter/cbse-class-12-computer-science-database-concepts.md | | 9 | 66def9c23f8b4e9e69bdbe3b | Structured Query Language (SQL | 131-180 | 50 | 10 | https://www.edzy.ai/cbse-class-12-computer-science-structured-query-language-sql | https://www.edzy.ai/okf/chapter/cbse-class-12-computer-science-structured-query-language-sql.md | | 10 | 66def9c83f8b4e9e69bdbe5b | Computer Networks | 181-202 | 22 | 8 | https://www.edzy.ai/cbse-class-12-computer-science-computer-networks | https://www.edzy.ai/okf/chapter/cbse-class-12-computer-science-computer-networks.md | | 11 | 66def9cc3f8b4e9e69bdbe79 | Data Communication | 203-222 | 20 | 8 | https://www.edzy.ai/cbse-class-12-computer-science-data-communication | https://www.edzy.ai/okf/chapter/cbse-class-12-computer-science-data-communication.md | | 12 | 66def9d23f8b4e9e69bdbe97 | Security Aspects | 223-240 | 18 | 9 | https://www.edzy.ai/cbse-class-12-computer-science-security-aspects | https://www.edzy.ai/okf/chapter/cbse-class-12-computer-science-security-aspects.md | | 13 | 66def9d73f8b4e9e69bdbeb7 | Project Based Learning | 240-248 | 9 | 4 | https://www.edzy.ai/cbse-class-12-computer-science-project-based-learning | https://www.edzy.ai/okf/chapter/cbse-class-12-computer-science-project-based-learning.md | ## Chapter Index | No. | Book ID | Chapter ID | Chapter | Pages | Page Count | Topics | Canonical URL | Markdown URL | | :-------------- | :---------------- | :----------- | :-------------- | :---------------------------------------- | :------------------------ | :--------------------------------- | :---------------------- | :--------------------- | | 1 | 66ae541b191fdf5766655c69 | 66def9983f8b4e9e69bdbd47 | Exception Handling in Python | 1-18 | 18 | 7 | https://www.edzy.ai/cbse-class-12-computer-science-exception-handling-in-python | https://www.edzy.ai/okf/chapter/cbse-class-12-computer-science-exception-handling-in-python.md | | 2 | 66ae541b191fdf5766655c69 | 66def9a03f8b4e9e69bdbd67 | File Handling in Python | 19-38 | 20 | 8 | https://www.edzy.ai/cbse-class-12-computer-science-file-handling-in-python | https://www.edzy.ai/okf/chapter/cbse-class-12-computer-science-file-handling-in-python.md | | 3 | 66ae541b191fdf5766655c69 | 66def9a53f8b4e9e69bdbd85 | Stack | 39-52 | 14 | 7 | https://www.edzy.ai/cbse-class-12-computer-science-stack | https://www.edzy.ai/okf/chapter/cbse-class-12-computer-science-stack.md | | 4 | 66ae541b191fdf5766655c69 | 66def9a93f8b4e9e69bdbda3 | Queue | 59-67 | 9 | 5 | https://www.edzy.ai/cbse-class-12-computer-science-queue | https://www.edzy.ai/okf/chapter/cbse-class-12-computer-science-queue.md | | 5 | 66ae541b191fdf5766655c69 | 66def9ad3f8b4e9e69bdbdc1 | Sorting | 67-80 | 14 | 5 | https://www.edzy.ai/cbse-class-12-computer-science-sorting | https://www.edzy.ai/okf/chapter/cbse-class-12-computer-science-sorting.md | | 6 | 66ae541b191fdf5766655c69 | 66def9b03f8b4e9e69bdbddf | Searching | 81-96 | 16 | 4 | https://www.edzy.ai/cbse-class-12-computer-science-searching | https://www.edzy.ai/okf/chapter/cbse-class-12-computer-science-searching.md | | 7 | 66ae541b191fdf5766655c69 | 66def9b83f8b4e9e69bdbff | Understanding Data | 97-110 | 14 | 5 | https://www.edzy.ai/cbse-class-12-computer-science-understanding-data | https://www.edzy.ai/okf/chapter/cbse-class-12-computer-science-understanding-data.md | | 8 | 66ae541b191fdf5766655c69 | 66def9bc3f8b4e9e69bdbe1d | Database Concepts | 111-130 | 20 | 5 | https://www.edzy.ai/cbse-class-12-computer-science-database-concepts | https://www.edzy.ai/okf/chapter/cbse-class-12-computer-science-database-concepts.md | | 9 | 66ae541b191fdf5766655c69 | 66def9c23f8b4e9e69bdbe3b | Structured Query Language (SQL | 131-180 | 50 | 10 | https://www.edzy.ai/cbse-class-12-computer-science-structured-query-language-sql | https://www.edzy.ai/okf/chapter/cbse-class-12-computer-science-structured-query-language-sql.md | | 10 | 66ae541b191fdf5766655c69 | 66def9c83f8b4e9e69bdbe5b | Computer Networks | 181-202 | 22 | 8 | https://www.edzy.ai/cbse-class-12-computer-science-computer-networks | https://www.edzy.ai/okf/chapter/cbse-class-12-computer-science-computer-networks.md | | 11 | 66ae541b191fdf5766655c69 | 66def9cc3f8b4e9e69bdbe79 | Data Communication | 203-222 | 20 | 8 | https://www.edzy.ai/cbse-class-12-computer-science-data-communication | https://www.edzy.ai/okf/chapter/cbse-class-12-computer-science-data-communication.md | | 12 | 66ae541b191fdf5766655c69 | 66def9d23f8b4e9e69bdbe97 | Security Aspects | 223-240 | 18 | 9 | https://www.edzy.ai/cbse-class-12-computer-science-security-aspects | https://www.edzy.ai/okf/chapter/cbse-class-12-computer-science-security-aspects.md | | 13 | 66ae541b191fdf5766655c69 | 66def9d73f8b4e9e69bdbeb7 | Project Based Learning | 240-248 | 9 | 4 | https://www.edzy.ai/cbse-class-12-computer-science-project-based-learning | https://www.edzy.ai/okf/chapter/cbse-class-12-computer-science-project-based-learning.md | ## Chapter Source Index | No. | Chapter | Source PDF | | :-------------- | :-------------- | :---------- | | 1 | Exception Handling in Python | https://edzy-ai.s3.ap-south-1.amazonaws.com/edzy-express-ts/eeffa1ef-3ab9-4187-afcb-f82c05df8cb1.pdf | | 2 | File Handling in Python | https://edzy-ai.s3.ap-south-1.amazonaws.com/edzy-express-ts/1c8afbd6-e5ab-466a-a6f2-fe2ab3cc31cb.pdf | | 3 | Stack | https://edzy-ai.s3.ap-south-1.amazonaws.com/edzy-express-ts/7304af41-953e-471e-9945-f6aad6acde97.pdf | | 4 | Queue | https://edzy-ai.s3.ap-south-1.amazonaws.com/edzy-express-ts/c388ee57-4f3d-4815-a0df-be88288667cd.pdf | | 5 | Sorting | https://edzy-ai.s3.ap-south-1.amazonaws.com/edzy-express-ts/8bbecc69-4a1d-413c-be28-228d5b259b25.pdf | | 6 | Searching | https://edzy-ai.s3.ap-south-1.amazonaws.com/edzy-express-ts/0350723c-4cc1-4019-a065-7c96691bde07.pdf | | 7 | Understanding Data | https://edzy-ai.s3.ap-south-1.amazonaws.com/edzy-express-ts/facfdfbd-4e2f-4699-9fa2-5a2baba963a0.pdf | | 8 | Database Concepts | https://edzy-ai.s3.ap-south-1.amazonaws.com/edzy-express-ts/ebf93095-b647-4441-ae2a-629549e12a90.pdf | | 9 | Structured Query Language (SQL | https://edzy-ai.s3.ap-south-1.amazonaws.com/edzy-express-ts/55924722-106b-4ff6-8ffa-e7edf0671987.pdf | | 10 | Computer Networks | https://edzy-ai.s3.ap-south-1.amazonaws.com/edzy-express-ts/443e2d85-0c6f-48f8-9a5c-96ba6c4a4ac9.pdf | | 11 | Data Communication | https://edzy-ai.s3.ap-south-1.amazonaws.com/edzy-express-ts/a4b24b8a-ea7f-4430-a05a-afeb55d690a8.pdf | | 12 | Security Aspects | https://edzy-ai.s3.ap-south-1.amazonaws.com/edzy-express-ts/6ec3b175-6e0a-47aa-82b6-19e1f6dccde0.pdf | | 13 | Project Based Learning | https://edzy-ai.s3.ap-south-1.amazonaws.com/edzy-express-ts/1a332f58-fe72-456c-bd40-28e7473178de.pdf | ## Topic Inventory | No. | Topic ID | Topic | | :-- | :--------------------- | :------------------------------- | | 1 | 69aa7708a243cecf9626b755 | Introduction | | 2 | 69aa7708a243cecf9626b757 | Syntax Errors | | 3 | 69aa7708a243cecf9626b759 | Exceptions | | 4 | 69aa7708a243cecf9626b75b | Built-in Exceptions | | 5 | 69aa7708a243cecf9626b75d | Raising Exceptions | | 6 | 69aa7708a243cecf9626b75f | Handling Exceptions | | 7 | 69aa7708a243cecf9626b761 | Finally Clause | | 8 | 69aa7756a243cecf9626d2d1 | Introduction to Files | | 9 | 69aa7756a243cecf9626d2d3 | Types of Files | | 10 | 69aa7756a243cecf9626d2d5 | Opening and Closing a Text File | | 11 | 69aa7756a243cecf9626d2d7 | Writing to a Text File | | 12 | 69aa7756a243cecf9626d2d9 | Reading from a Text File | | 13 | 69aa7756a243cecf9626d2db | Setting Offsets in a File | | 14 | 69aa7756a243cecf9626d2dd | Creating and Traversing a Text File | | 15 | 69aa7756a243cecf9626d2df | The Pickle Module | | 16 | 69aa774ea243cecf9626cfad | Introduction | | 17 | 69aa774ea243cecf9626cfaf | Stack | | 18 | 69aa774ea243cecf9626cfb1 | Operations on Stack | | 19 | 69aa774ea243cecf9626cfb3 | Implementation of Stack in Python | | 20 | 69aa774ea243cecf9626cfb5 | Notations for Arithmetic Expressions | | 21 | 69aa774ea243cecf9626cfb7 | Conversion from Infix to Postfix Notation | | 22 | 69aa774ea243cecf9626cfb9 | Evaluation of Postfix Expression | | 23 | 69aa778ea243cecf9626e5cc | IntroductIon to Queue | | 24 | 69aa778ea243cecf9626e5ce | operatIons on Queue | | 25 | 69aa778ea243cecf9626e5d0 | ImplementatIon of Queue usIng python | | 26 | 69aa778ea243cecf9626e5d2 | IntroductIon to deQue | | 27 | 69aa778ea243cecf9626e5d4 | ImplementatIon of deQue usIng python | | 28 | 69aa7787a243cecf9626e381 | Introduction | | 29 | 69aa7787a243cecf9626e383 | Bubble Sort | | 30 | 69aa7787a243cecf9626e385 | Selection Sort | | 31 | 69aa7787a243cecf9626e387 | Insertion Sort | | 32 | 69aa7787a243cecf9626e389 | Time Complexity of Algorithms | | 33 | 69aa77c8a243cecf9626f7a3 | Introduction | | 34 | 69aa77c8a243cecf9626f7a5 | Linear Search | | 35 | 69aa77c8a243cecf9626f7a7 | Binary Search | | 36 | 69aa77c8a243cecf9626f7a9 | Search by Hashing | | 37 | 69aa77c1a243cecf9626f579 | Introduction to Data | | 38 | 69aa77c1a243cecf9626f57b | Data Collection | | 39 | 69aa77c1a243cecf9626f57d | Data Storage | | 40 | 69aa77c1a243cecf9626f57f | Data Processing | | 41 | 69aa77c1a243cecf9626f581 | Statistical Techniques for Data Processing | | 42 | 69aa77faa243cecf96270795 | Introduction | | 43 | 69aa77faa243cecf96270797 | File System | | 44 | 69aa77faa243cecf96270799 | Database Management System | | 45 | 69aa77faa243cecf9627079b | Relational Data Model | | 46 | 69aa77faa243cecf9627079d | Keys in a Relational Database | | 47 | 69aa7862a243cecf96273413 | Introduction | | 48 | 69aa7863a243cecf9627361e | Operations on Relations | | 49 | 69aa7863a243cecf96273652 | Using Two Relations in a Query | | 50 | 69aa7862a243cecf9627343e | Structured Query Language (SQL) | | 51 | 69aa7862a243cecf9627346b | Data Types and Constraints in MySQL | | 52 | 69aa7862a243cecf962734b3 | SQL for Data Definition | | 53 | 69aa7862a243cecf96273523 | SQL for Data Manipulation | | 54 | 69aa7863a243cecf9627359a | SQL for Data Query | | 55 | 69aa7863a243cecf962735cc | Functions in SQL | | 56 | 69aa7863a243cecf962735f2 | GROUP BY Clause in SQL | | 57 | 69aa7830a243cecf96272066 | Introduction to Computer Networks | | 58 | 69aa7830a243cecf9627206c | Evolution of Networking | | 59 | 69aa7830a243cecf96272070 | Types of Networks | | 60 | 69aa7830a243cecf96272076 | Network Devices | | 61 | 69aa7830a243cecf9627207c | Networking Topologies | | 62 | 69aa7830a243cecf9627207f | Identifying Nodes in a Networked Communication | | 63 | 69aa7830a243cecf96272081 | Internet, Web and the Internet of Things | | 64 | 69aa7830a243cecf96272083 | Domain Name System | | 65 | 69aa7868a243cecf96273b4a | Concept of Communication | | 66 | 69aa7868a243cecf96273b4e | Components of Data Communication | | 67 | 69aa7868a243cecf96273b52 | Measuring Capacity of Communication Media | | 68 | 69aa7868a243cecf96273b54 | Types of Data Communication | | 69 | 69aa7868a243cecf96273b56 | Switching Techniques | | 70 | 69aa7868a243cecf96273b58 | Transmission Media | | 71 | 69aa7868a243cecf96273b5a | Mobile Telecommunication Technologies | | 72 | 69aa7868a243cecf96273b5c | Protocol | | 73 | 69aa7891a243cecf96275148 | Threats and Prevention | | 74 | 69aa7891a243cecf9627514a | Malware | | 75 | 69aa7891a243cecf9627514c | Antivirus | | 76 | 69aa7891a243cecf9627514e | Spam | | 77 | 69aa7891a243cecf96275150 | HTTP vs HTTPS | | 78 | 69aa7891a243cecf96275152 | Firewall | | 79 | 69aa7891a243cecf96275154 | Cookies | | 80 | 69aa7891a243cecf96275156 | Hackers and Crackers | | 81 | 69aa7891a243cecf96275158 | Network Security Threats | | 82 | 69aa7883a243cecf962749f0 | Introduction | | 83 | 69aa7883a243cecf962749f2 | Approaches for Solving Projects | | 84 | 69aa7883a243cecf962749f5 | Teamwork | | 85 | 69aa7883a243cecf962749f9 | Project Descriptions | ## Chapter-Wise Topic Map ### Exception Handling in Python | No. | Topic ID | Topic | | :-- | :--------------------- | :------------------------------- | | 1 | 69aa7708a243cecf9626b755 | Introduction | | 2 | 69aa7708a243cecf9626b757 | Syntax Errors | | 3 | 69aa7708a243cecf9626b759 | Exceptions | | 4 | 69aa7708a243cecf9626b75b | Built-in Exceptions | | 5 | 69aa7708a243cecf9626b75d | Raising Exceptions | | 6 | 69aa7708a243cecf9626b75f | Handling Exceptions | | 7 | 69aa7708a243cecf9626b761 | Finally Clause | ### File Handling in Python | No. | Topic ID | Topic | | :-- | :--------------------- | :------------------------------- | | 1 | 69aa7756a243cecf9626d2d1 | Introduction to Files | | 2 | 69aa7756a243cecf9626d2d3 | Types of Files | | 3 | 69aa7756a243cecf9626d2d5 | Opening and Closing a Text File | | 4 | 69aa7756a243cecf9626d2d7 | Writing to a Text File | | 5 | 69aa7756a243cecf9626d2d9 | Reading from a Text File | | 6 | 69aa7756a243cecf9626d2db | Setting Offsets in a File | | 7 | 69aa7756a243cecf9626d2dd | Creating and Traversing a Text File | | 8 | 69aa7756a243cecf9626d2df | The Pickle Module | ### Stack | No. | Topic ID | Topic | | :-- | :--------------------- | :------------------------------- | | 1 | 69aa774ea243cecf9626cfad | Introduction | | 2 | 69aa774ea243cecf9626cfaf | Stack | | 3 | 69aa774ea243cecf9626cfb1 | Operations on Stack | | 4 | 69aa774ea243cecf9626cfb3 | Implementation of Stack in Python | | 5 | 69aa774ea243cecf9626cfb5 | Notations for Arithmetic Expressions | | 6 | 69aa774ea243cecf9626cfb7 | Conversion from Infix to Postfix Notation | | 7 | 69aa774ea243cecf9626cfb9 | Evaluation of Postfix Expression | ### Queue | No. | Topic ID | Topic | | :-- | :--------------------- | :------------------------------- | | 1 | 69aa778ea243cecf9626e5cc | IntroductIon to Queue | | 2 | 69aa778ea243cecf9626e5ce | operatIons on Queue | | 3 | 69aa778ea243cecf9626e5d0 | ImplementatIon of Queue usIng python | | 4 | 69aa778ea243cecf9626e5d2 | IntroductIon to deQue | | 5 | 69aa778ea243cecf9626e5d4 | ImplementatIon of deQue usIng python | ### Sorting | No. | Topic ID | Topic | | :-- | :--------------------- | :------------------------------- | | 1 | 69aa7787a243cecf9626e381 | Introduction | | 2 | 69aa7787a243cecf9626e383 | Bubble Sort | | 3 | 69aa7787a243cecf9626e385 | Selection Sort | | 4 | 69aa7787a243cecf9626e387 | Insertion Sort | | 5 | 69aa7787a243cecf9626e389 | Time Complexity of Algorithms | ### Searching | No. | Topic ID | Topic | | :-- | :--------------------- | :------------------------------- | | 1 | 69aa77c8a243cecf9626f7a3 | Introduction | | 2 | 69aa77c8a243cecf9626f7a5 | Linear Search | | 3 | 69aa77c8a243cecf9626f7a7 | Binary Search | | 4 | 69aa77c8a243cecf9626f7a9 | Search by Hashing | ### Understanding Data | No. | Topic ID | Topic | | :-- | :--------------------- | :------------------------------- | | 1 | 69aa77c1a243cecf9626f579 | Introduction to Data | | 2 | 69aa77c1a243cecf9626f57b | Data Collection | | 3 | 69aa77c1a243cecf9626f57d | Data Storage | | 4 | 69aa77c1a243cecf9626f57f | Data Processing | | 5 | 69aa77c1a243cecf9626f581 | Statistical Techniques for Data Processing | ### Database Concepts | No. | Topic ID | Topic | | :-- | :--------------------- | :------------------------------- | | 1 | 69aa77faa243cecf96270795 | Introduction | | 2 | 69aa77faa243cecf96270797 | File System | | 3 | 69aa77faa243cecf96270799 | Database Management System | | 4 | 69aa77faa243cecf9627079b | Relational Data Model | | 5 | 69aa77faa243cecf9627079d | Keys in a Relational Database | ### Structured Query Language (SQL | No. | Topic ID | Topic | | :-- | :--------------------- | :------------------------------- | | 1 | 69aa7862a243cecf96273413 | Introduction | | 2 | 69aa7863a243cecf9627361e | Operations on Relations | | 3 | 69aa7863a243cecf96273652 | Using Two Relations in a Query | | 4 | 69aa7862a243cecf9627343e | Structured Query Language (SQL) | | 5 | 69aa7862a243cecf9627346b | Data Types and Constraints in MySQL | | 6 | 69aa7862a243cecf962734b3 | SQL for Data Definition | | 7 | 69aa7862a243cecf96273523 | SQL for Data Manipulation | | 8 | 69aa7863a243cecf9627359a | SQL for Data Query | | 9 | 69aa7863a243cecf962735cc | Functions in SQL | | 10 | 69aa7863a243cecf962735f2 | GROUP BY Clause in SQL | ### Computer Networks | No. | Topic ID | Topic | | :-- | :--------------------- | :------------------------------- | | 1 | 69aa7830a243cecf96272066 | Introduction to Computer Networks | | 2 | 69aa7830a243cecf9627206c | Evolution of Networking | | 3 | 69aa7830a243cecf96272070 | Types of Networks | | 4 | 69aa7830a243cecf96272076 | Network Devices | | 5 | 69aa7830a243cecf9627207c | Networking Topologies | | 6 | 69aa7830a243cecf9627207f | Identifying Nodes in a Networked Communication | | 7 | 69aa7830a243cecf96272081 | Internet, Web and the Internet of Things | | 8 | 69aa7830a243cecf96272083 | Domain Name System | ### Data Communication | No. | Topic ID | Topic | | :-- | :--------------------- | :------------------------------- | | 1 | 69aa7868a243cecf96273b4a | Concept of Communication | | 2 | 69aa7868a243cecf96273b4e | Components of Data Communication | | 3 | 69aa7868a243cecf96273b52 | Measuring Capacity of Communication Media | | 4 | 69aa7868a243cecf96273b54 | Types of Data Communication | | 5 | 69aa7868a243cecf96273b56 | Switching Techniques | | 6 | 69aa7868a243cecf96273b58 | Transmission Media | | 7 | 69aa7868a243cecf96273b5a | Mobile Telecommunication Technologies | | 8 | 69aa7868a243cecf96273b5c | Protocol | ### Security Aspects | No. | Topic ID | Topic | | :-- | :--------------------- | :------------------------------- | | 1 | 69aa7891a243cecf96275148 | Threats and Prevention | | 2 | 69aa7891a243cecf9627514a | Malware | | 3 | 69aa7891a243cecf9627514c | Antivirus | | 4 | 69aa7891a243cecf9627514e | Spam | | 5 | 69aa7891a243cecf96275150 | HTTP vs HTTPS | | 6 | 69aa7891a243cecf96275152 | Firewall | | 7 | 69aa7891a243cecf96275154 | Cookies | | 8 | 69aa7891a243cecf96275156 | Hackers and Crackers | | 9 | 69aa7891a243cecf96275158 | Network Security Threats | ### Project Based Learning | No. | Topic ID | Topic | | :-- | :--------------------- | :------------------------------- | | 1 | 69aa7883a243cecf962749f0 | Introduction | | 2 | 69aa7883a243cecf962749f2 | Approaches for Solving Projects | | 3 | 69aa7883a243cecf962749f5 | Teamwork | | 4 | 69aa7883a243cecf962749f9 | Project Descriptions | ## Important Subject Facts * The subject belongs to Class 12. * The subject is Computer Science. * The board is CBSE. * The curriculum is CBSE. * The subject contains 1 supplied book. * The subject contains 13 supplied chapters. * The metadata contains 85 supplied topics. ## Related OKF Entities | Entity Type | Title | Markdown URL | | :---------- | :------------------------------- | :------------------------------------ | | Class | Class 12 | https://www.edzy.ai/okf/class/cbse-class-12.md | | Book | Computer Science | https://www.edzy.ai/okf/book/cbse-class-12-computer-science-book.md | | Chapter | Exception Handling in Python | https://www.edzy.ai/okf/chapter/cbse-class-12-computer-science-exception-handling-in-python.md | | Chapter | File Handling in Python | https://www.edzy.ai/okf/chapter/cbse-class-12-computer-science-file-handling-in-python.md | | Chapter | Stack | https://www.edzy.ai/okf/chapter/cbse-class-12-computer-science-stack.md | | Chapter | Queue | https://www.edzy.ai/okf/chapter/cbse-class-12-computer-science-queue.md | | Chapter | Sorting | https://www.edzy.ai/okf/chapter/cbse-class-12-computer-science-sorting.md | | Chapter | Searching | https://www.edzy.ai/okf/chapter/cbse-class-12-computer-science-searching.md | | Chapter | Understanding Data | https://www.edzy.ai/okf/chapter/cbse-class-12-computer-science-understanding-data.md | | Chapter | Database Concepts | https://www.edzy.ai/okf/chapter/cbse-class-12-computer-science-database-concepts.md | | Chapter | Structured Query Language (SQL | https://www.edzy.ai/okf/chapter/cbse-class-12-computer-science-structured-query-language-sql.md | | Chapter | Computer Networks | https://www.edzy.ai/okf/chapter/cbse-class-12-computer-science-computer-networks.md | | Chapter | Data Communication | https://www.edzy.ai/okf/chapter/cbse-class-12-computer-science-data-communication.md | | Chapter | Security Aspects | https://www.edzy.ai/okf/chapter/cbse-class-12-computer-science-security-aspects.md | | Chapter | Project Based Learning | https://www.edzy.ai/okf/chapter/cbse-class-12-computer-science-project-based-learning.md | ## Source Attribution | Field | Value | | :------------- | :------------------------------- | | Source | Edzy | | Reference Type | examSubject | | Reference ID | 66ab5c44543b6f461d7a9d91 | | Subject ID | 66ab5c44543b6f461d7a9d91 | | Canonical URL | https://www.edzy.ai/cbse-class-12-computer-science | | Markdown URL | https://www.edzy.ai/okf/subject/cbse-class-12-computer-science.md | | Last Updated | 2026-06-24 |