Chapter 1

Computer Basics and OS

Organisation of a CPU; Input/Output devices

medium • 1 min read

Computer memory types: Primary vs Secondary

medium • 2 min read

Software generations and Operating System basics

medium • 3 min read

Evolution of computer hardware: 1st to 5th gen

medium • 4 min read

Functional keys and Universal shortcut keys

medium • 5 min read

Chapter 2

Binary Logic and Gates

Binary number system and base conversions

medium • 1 min read

Logical Gates: AND, OR, NOT, NAND, NOR

medium • 2 min read

Truth tables and basic boolean algebra

medium • 3 min read

Applying logic gates to simple circuit problems

medium • 4 min read

Representation of data in bits and bytes

medium • 5 min read

Chapter 3

Flowcharts and Interpretation

Standard symbols used in flowcharts (Decision, Process)

medium • 1 min read

Tracing the logic output for a given flowchart

medium • 2 min read

Algorithm and flowchart relationship basics

medium • 3 min read

Identifying errors in a logic diagram

medium • 4 min read

Mapping procedural steps to logical flow

medium • 5 min read

Chapter 4

Networking and Cyber Security

Network topologies: Ring, Star, Mesh, Bus

medium • 1 min read

LAN, WAN, and MAN: Network types basics

medium • 2 min read

Security threats: Trojan, Virus, Phishing

medium • 3 min read

Firewalls and antivirus: Defensive tools

medium • 4 min read

Internet protocols and domain name systems

medium • 5 min read

Chapter 5

MS Office and IT Tools

Microsoft Excel: Basic formulas and workbook use

medium • 1 min read

Microsoft Word: Formatting and document editing

medium • 2 min read

Microsoft PowerPoint: Slide transitions and design

medium • 3 min read

Database Management Systems (DBMS) overview

medium • 4 min read

Modern IT tools: Cloud computing and AI basics

medium • 5 min read