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Class XII - IT

Class XII - Information Technology • Code 802 • Class 12 Board Prep

Comprehensive CBSE Board study material: RDBMS & SQL, Web Applications, Java Programming, Practical Project, and Solved Previous Years Papers.

Syllabus Units & Study Material

Complete Notes & Solved Papers
Unit 1

Database Concepts - RDBMS

Relational data model, relational algebra, SQL DDL & DML, table operations, query filtering, grouping, and multi-table joins.

01. Introduction to DBMS and RDBMS
Data vs Information, limitations of file system, 3-level architecture, DBMS vs RDBMS.
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02. Relational Model & Key Constraints
Tuples, Attributes, Degree, Cardinality, Primary, Candidate, Alternate & Foreign Keys.
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03. SQL Fundamentals - DDL vs DML
Command classification (DDL, DML, DCL, TCL), MySQL data types, CHAR vs VARCHAR.
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04. Table Operations (CREATE, ALTER, DROP)
Creating tables, constraints, modifying schema with ALTER TABLE, DROP vs DELETE.
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05. Querying Data (SELECT, WHERE, ORDER BY)
Projection, DISTINCT, relational/logical operators, BETWEEN, IN, LIKE, IS NULL, sorting.
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06. Aggregate Functions & GROUP BY / HAVING
COUNT, SUM, AVG, MIN, MAX, grouping tuples, filtering groups with HAVING vs WHERE.
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07. Multi-Table Queries & SQL Joins
Cartesian Product math, Equi-Join, INNER JOIN ON, Natural Join, board question walkthroughs.
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Unit 2

Operating Web-Based Applications

Web apps vs desktop apps, E-Governance, E-Commerce, E-Learning, client-server web architecture, HTTP vs HTTPS, and cyber security.

01. Web Applications & Online Services
Web vs desktop apps, E-Governance (DigiLocker, Parivahan), E-Commerce, E-Learning, Netiquette.
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02. Web Architecture & Cyber Security
3-tier client-server architecture, HTTP vs HTTPS, malware, phishing, firewalls, IT Act 2000.
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Unit 3

Java Programming

Core Java fundamentals, OOP pillars, tokens, operators, flow control, 1D/2D arrays, String methods, Java Swing GUI, and JDBC database connectivity.

01. Introduction to Java & OOP Principles
WORA, Bytecode, JVM, JRE vs JDK, Classes, Encapsulation, Abstraction, Inheritance, Polymorphism.
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02. Tokens, Data Types & Operators
Keywords, identifiers, 8 primitive types, type casting, arithmetic, relational, logical operators.
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03. Conditionals & Looping Structures
if-else-if ladder, switch-case, for, while, do-while loops, break vs continue.
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04. Arrays & String Methods in Java
Array indexing, String immutability, length, charAt, substring, equals vs ==, indexOf.
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05. GUI Development with Java Swing
JFrame, JButton, JTextField, JCheckBox, JRadioButton, ButtonGroup, Delegation Event Model.
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06. Database Connectivity (JDBC & MySQL)
DriverManager, Connection, Statement, PreparedStatement, ResultSet, 5-step connection guide.
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Unit 4

Project Work & Practical Guide

Practical exam marks distribution (40 Marks), software development lifecycle, and top 20 Viva-Voce questions with model answers.

01. Practical Guide & Top 20 Viva Questions
Practical exam pattern (40 Marks), project planning, and top 20 examiner viva questions answered.
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Unit 5

Previous Years Board Papers (PYQs) & Solutions

Complete solved board question papers for CBSE Class XII IT (Code 802) with step-by-step marking schemes.

CBSE Board Paper 2024 with Solutions
Full 2024 board question paper solved with Section A (Objective) and Section B (Subjective & Coding).
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CBSE Board Paper 2023 with Solutions
Full 2023 board question paper solved with detailed SQL queries, Java solutions, and marking breakdown.
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CBSE Board Paper 2022 with Solutions
Term-II Board paper solved with explanations of RDBMS degree/cardinality, strings, and event handling.
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High-Yield Most Expected Board Questions
Categorized 1-mark rapid fire, 2-mark differences, 3-mark SQL query patterns, and 5-mark Java/JDBC code.
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Class XI - CS Class XII - CS Class XI - IT

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