Class 12 Preeti Arora Python Pdf Jun 2026
| Unit | Chapter Title | Key Topics Covered | | :--- | :--- | :--- | | | 1: Review of Python Basics | A recap of Python fundamentals from Class 11: operators, data types, dynamic typing, functions like id() , len() , and basic data structures like lists and dictionaries. | | | 2: Functions in Python | Revisiting functions, including mathematical and string built-in functions, creating and using Python libraries, and modules. | | | 3: Exception Handling | Managing errors gracefully using try , except , else , and finally blocks. | | | 4: Data File Handling | Text and Binary file operations (read, write, append), working with CSV files, and understanding standard I/O streams and file paths. | | | 5: Data Structures in Python | Stacks (LIFO) and Queues (FIFO), implementation using lists, push/pop operations, and common applications like parenthesis checking or reversing a string. | | II: Computer Networks | 6: Computer Networks | The evolution of networks, types (LAN, WAN), transmission media, network devices (routers, switches, gateways), topologies, protocols, and web services (WWW, DNS). | | III: Database Management | 7: Database Concepts & SQL | Core database concepts, the relational model, Data Types, SQL commands (DDL, DML), and important clauses like WHERE , GROUP BY , and ORDER BY . | | | 8: Python-MySQL Connectivity | A key topic: connecting Python programs to a MySQL database. You'll learn how to send SQL queries from Python code to fetch and manipulate data. |
Comprehensive Guide to Class 12 Computer Science with Python by Preeti Arora
Concepts are explained in universal, easy-to-understand English. class 12 preeti arora python pdf
HTTP, FTP, TCP/IP, SMTP, POP3, VoIP, HTTPS, and chat/video conferencing concepts. Unit 3: Database Management (20 Marks)
Implementing a linear Stack using Python lists (Push and Pop operations). Unit 2: Computer Networks | Unit | Chapter Title | Key Topics
This theoretical unit focuses on how data moves across the globe (10 Marks). ARPANET, Internet, and Interspace.
Preeti Arora's book features a dedicated section for previous years' board questions (PYQs) at the end of each chapter. Complete these without looking at the solutions first. | | | 4: Data File Handling |
Offers step-by-step guidance on creating real-world projects using Python-MySQL connectivity . Complete Chapter-Wise Breakdown
Introduction to errors, handling exceptions using try , except , and finally blocks. File Handling: Working with different file types in Python:
