CBSE AI syllabus: all classes Class 7 Early AI · Unit 3
Class 7 AI Unit 3: Data Visualisation & Analysis
5 hours · assessed through projects
What this unit is about
Students collect simple structured data, show it as bar charts, line graphs and pie charts, and read patterns and trends from them: the data skills every AI project starts with.
Learn it with the AI tutor, one minute each
What the unit covers
- Collecting structured data.
- Creating bar charts, line graphs and pie charts.
- Interpreting patterns.
Key terms
- Bar chart
- Compares separate categories.
- Line graph
- Shows change over time.
- Pie chart
- Shows parts of one whole as slices.
- Structured data
- Data in rows and columns, like a table.
Exam-style questions
1. Which chart best shows your height each year from age 5 to 12?
Show answer →
A line graph, because it shows change over time.
2. Which chart best shows how you spend 24 hours in a day?
Show answer →
A pie chart, because the parts add up to one whole day.
Sources
Unit names, hours and marks checked against the official CBSE 2026-27 curriculum on 1 November 2026. Explanations and questions are written by CogniGuru.