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Comprehensive overviews of cyber crimes, malware, phishing, and the preventive measures required for safe browsing.
| Unit | Unit Name & Marks | Key Topics Covered in Sumita Arora's Textbook | | :--- | :--- | :--- | | | Data Handling using Pandas (25 Marks) | This unit covers Python libraries (Pandas, NumPy), data structures in Pandas (Series and DataFrames), their creation from various sources (ndarray, dictionary, CSV files), and operations like indexing, slicing, and Boolean indexing. You will also learn data visualization using the Matplotlib library, including creating and customizing line plots, bar graphs, and histograms. | | 2 | Database Query using SQL (25 Marks) | This section revises key database concepts and SQL commands from Class 11. It introduces advanced SQL features like mathematical functions ( POWER() , ROUND() , MOD() ), text functions ( UCASE() , SUBSTRING() ), and date functions ( NOW() , MONTH() ). You will master aggregate functions ( SUM() , AVG() , COUNT() ) and learn to write complex queries using GROUP BY , HAVING , ORDER BY , and equi-joins to combine data from two tables. | | 3 | Introduction to Computer Networks (10 Marks) | This unit introduces the fundamental concepts of networking. You will learn about different types of networks (PAN, LAN, MAN, WAN), network devices (modem, hub, switch, router, etc.), and network topologies (Star, Bus, Tree, Mesh). The chapter also covers the introduction to the Internet , the World Wide Web (WWW) , URLs, web servers, browsers, and applications like email and Voice over Internet Protocol (VoIP). | | 4 | Societal Impacts (10 Marks) | This final unit discusses the broader implications of technology. Topics include Intellectual Property Rights (IPR) , digital footprints, netiquettes, and issues of data security and privacy. It also covers the impact of technology on society, including aspects of gender and disability, making you aware of the ethical and responsible use of technology. |
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Q1: What is the IP Class 12 book by Sumita Arora? A1: The IP Class 12 book by Sumita Arora is a comprehensive textbook that covers various aspects of information practices. ip class 12 book sumita arora pdf
Explaining the functionality of switches, hubs, routers, gateways, and modems.
Building on the concepts learned in Class 11, this section advances into complex database management using MySQL.
Complex Python syntax and database normalization concepts are explained in a conversational, easy-to-grasp tone. | | 2 | Database Query using SQL
Publishers regularly update the content annually to reflect the latest syllabus trims, revised coding conventions, and updated sample papers provided by the CBSE board. Utilizing an outdated or unauthorized digital copy risks preparing with obsolete materials or missing out on newly added practice questions.
Phishing, hacking, cyberbullying, and identity theft.
Every programming concept is accompanied by multiple solved code snippets, expected outputs, and error-handling tips. | | 3 | Introduction to Computer Networks
Plagiarism, copyright infringement, trademark infringement, open-source software, and Creative Commons.
But looking back at that dusty blue book, I realize the code was never the point. The compilation was.
Board exams frequently test slight variations in syntax (such as the difference between COUNT(*) and COUNT(column_name) ). Write these out manually.
The most radical act of entertainment today is not watching what is fed to you. It is writing your own query. It is deciding what data (content) you allow into your RAM.