Class 12 · Informatics Practices · Revision Checklist

Class 12 Informatics Practices
Revision Checklist

32 topics across 5 chapters. Tick off each topic as you revise — your progress is saved automatically in your browser.

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How to use: Tick a topic once you can solve questions on it without notes. Aim for 80%+ before your exam.

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Pandas — Series and DataFrame

0/7

I can create a Series and DataFrame from dictionaries and lists

I can import data from CSV using pd.read_csv() and explain key parameters

I can select data using df['col'], df.loc[], and df.iloc[]

I can filter rows using boolean indexing: df[df['col'] > value]

I can handle missing values: isnull(), fillna(), dropna()

I can group and aggregate: groupby().agg() and groupby().sum()/mean()

I can describe data using: head(), tail(), describe(), info(), shape

Data Visualisation with Matplotlib

0/6

I can create line charts using plt.plot() with labels and title

I can create bar charts using plt.bar() and plt.barh()

I can create histograms using plt.hist() and explain bins

I can create pie charts using plt.pie() with labels and percentages

I can customise plots: xlabel, ylabel, title, legend, color, figsize

I know when to use each chart type for a given data scenario

SQL — Database Queries

0/7

I can write CREATE TABLE with appropriate data types and constraints

I can write SELECT with WHERE, ORDER BY, GROUP BY, HAVING

I can use aggregate functions: COUNT(), SUM(), AVG(), MAX(), MIN()

I can write INNER JOIN to combine two related tables

I understand the difference: WHERE filters rows, HAVING filters groups

I can write INSERT, UPDATE, DELETE statements correctly

I know DDL (CREATE, ALTER, DROP) vs DML (INSERT, UPDATE, DELETE, SELECT)

Computer Networks

0/6

I know the OSI model: all 7 layers in order with their functions

I know the TCP/IP model: 4 layers and their correspondence to OSI

I can distinguish: Hub (broadcasts) vs Switch (MAC-based) vs Router (connects networks)

I know common protocols: HTTP, FTP, SMTP, POP3, DNS — with their purpose

I can explain IP addressing: IPv4 format, classes, and subnet concept

I know network types: PAN, LAN, MAN, WAN with examples

Emerging Trends and Society

0/6

I can define AI, Machine Learning, IoT, Big Data, Cloud Computing with examples

I know types of cybercrimes: hacking, phishing, cyberbullying, ransomware

I know the key provisions of IT Act 2000

I understand intellectual property rights: copyright, open-source licenses

I can explain digital footprint and its privacy implications

I know net neutrality — meaning and why it matters for users

More resources for Class 12 Informatics Practices

Last Minute Revision →Previous Year Papers →Sample Papers →Preparation Guide →

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Class 12 Informatics PracticesRevision Checklist

Class 12 Informatics Practices — Revision Checklist