: NIC, repeater, hub, switch, router, and gateway.
Before diving into exam-specific guides, it's crucial to understand the entire syllabus. The textbooks authored by Preeti Arora for the CBSE curriculum are designed to be a comprehensive solution, covering the syllabus for both Computer Science (083) and Informatics Practices (065).
This unit carries the highest weight. It expands on Class 11 Python basics and introduces professional programming practices.
Free PDF variants circulating on file-sharing hubs are typically old editions. They lack newly modified curriculum parameters, potentially causing you to study discarded syllabus topics. class 12 preeti arora python pdf
Introduction to errors, handling exceptions using try , except , and finally blocks. File Handling: Working with different file types in Python:
Preeti Arora’s Class 12 Python PDF is a concise, student-focused resource designed for senior secondary students preparing for board exams and competitive tests. It covers core Python programming concepts aligned with typical Class 12 syllabuses, emphasizing practical examples, exam-style questions, and revision aids.
Mastering Computer Science in CBSE Class 12 requires the right study material. Preeti Arora's Python textbook is a top choice for students. This guide explains what the book covers, how to use it, and how to prepare for your board exams. Why Preeti Arora Python is Popular : NIC, repeater, hub, switch, router, and gateway
| | Chapters | Topics Covered | | :--- | :--- | :--- | | I: Computational Thinking and Programming-2 | 1. Review of Python Basics 2. Functions in Python 3. Exception Handling 4. Data File Handling 5. Data Structures | - Revision of Python concepts learned in Class 11. - Creating and using functions and modules. - Using try-except-finally blocks to manage errors. - Operations on text, binary, and CSV files. - Implementing stacks and queues using lists. | | II: Computer Networks | 6. Computer Networks | - Evolution of networks and data communication. - Types of networks (LAN, WAN, MAN) and network topologies (Star, Bus, Tree). - Network devices (Switch, Router, Gateway). - Network protocols and web services. | | III: Database Management | 7. Database Concepts 8. Structured Query Language (SQL) | - Introduction to database concepts and the relational model. - SQL commands: DDL (CREATE, DROP), DML (INSERT, UPDATE, DELETE). - SQL queries using SELECT, WHERE, ORDER BY, GROUP BY. - SQL Joins: Equi-join and Natural join. - Python-MySQL connectivity. |
Master Bus, Star, and Tree topologies. Learn device functions for Modems, Hubs, Switches, Gateways, and Routers.
Focuses on advanced Python concepts including Functions , Modules , File Handling (Text, Binary, and CSV), and Data Structures (Stacks). This unit carries the highest weight
Preeti Arora’s textbook aligns perfectly with this syllabus, breaking down complex theoretical concepts into digestible, student-friendly chapters. Core Chapters Covered in Preeti Arora Python Class 12
Modem, RJ45 connector, Hub, Switch, Gateway, Router, and Repeater.