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NCERT solutions, question by question
Class 12 Informatics Practices
CBSE 2026–27 · 11 chapters · concept notes, NCERT solutions, examples & practice
- 1Unit 1 — Data Handling using Pandas: Series and DataFrame creation, indexing, operations
- 2Unit 1 — DataFrame operations: head, tail, iterrows, adding/deleting rows & columns, describe
- 3Unit 1 — Importing/exporting data between Pandas and CSV files
- 4Unit 1 — Data Visualization using Matplotlib: line, bar, histogram, scatter, pie charts, labels, legends
- 5Unit 2 — Database Query using SQL: math, text and date functions, aggregate functions
- 6Unit 2 — SQL GROUP BY, HAVING, ORDER BY, joins (equi-join and natural join)
- 7Unit 3 — Introduction to Computer Networks: types, topologies, devices, media, protocols
- 8Unit 3 — Web services: WWW, HTML, XML, HTTP, domain names, URL, web hosting, browsers
- 9Unit 4 — Societal Impacts: digital footprint, net etiquette, data protection, IPR, plagiarism
- 10Unit 4 — Cyber crime, cyber safety, IT Act, e-waste, health concerns of technology use
- 11Practical — Pandas/Matplotlib programs, SQL queries and project work