Informatics Practices Syllabus

CBSE Class XI Informatics Practices (065) syllabus 2026-27 at a glance

Subject code 065 · Class XI · Session 2026-27. The course carries 100 marks: a 70-mark theory paper and 30 marks of practical work.

Units and marks (theory)

Major topics

Unit 1: Introduction to Computer System (10 marks)

Evolution of computing devices; components of a computer system and input/output devices; units and types of memory (primary and secondary), data deletion, recovery and related security concerns; system and application software, generic and specific purpose software.

Unit 2: Introduction to Python (25 marks)

Python basics (execution modes, program structure, identifiers, keywords, variables, operators and precedence, data types, mutable and immutable types, input/output, type conversion, debugging); if-else, if-elif-else, while and for loops; lists and dictionaries with their methods and built-in functions; creating NumPy arrays from lists.

Unit 3: Database Concepts and the Structured Query Language (30 marks)

Database and DBMS concepts; relational data model (domain, tuple, relation, candidate, primary and alternate keys); DDL, DQL and DML; MySQL data types; CREATE DATABASE, CREATE TABLE, DROP, ALTER; SELECT with WHERE, relational and logical operators, BETWEEN, IS NULL and IS NOT NULL; INSERT, DELETE and UPDATE.

Unit 4: Introduction to Emerging Trends (5 marks)

Artificial intelligence, machine learning, natural language processing, augmented and virtual reality, robotics, big data, Internet of Things, sensors, smart cities, cloud computing (SaaS, IaaS, PaaS), grid computing and blockchain technology.

Practical (30 marks)

Source: official CBSE Senior Secondary curriculum 2026-27 for Class XI Informatics Practices (065), published by CBSE on cbseacademic.nic.in. This summary is for quick reference; the official syllabus PDF shown above is the complete document.