1. What is Human-Computer Interaction (HCI)? | Introduction & Importance | Computer Science
In this beginner-friendly introduction, you’ll learn what HCI (Human-Computer Interaction) is, why it’s essential in modern technology, and how it shapes the apps, websites, and software we use every day.
✅ In this video, you’ll discover:
Definition of HCI – the study of how people interact with computers
The three core components of HCI:
The Human (user needs, psychology, abilities)
The Computer (hardware, software, interface)
The Interaction (design, feedback, usability)
Why HCI matters in real life:
Reduces user errors
Improves accessibility for disabled users
Makes software easier and faster to use
Increases user satisfaction
Examples of good vs bad HCI:
A confusing ATM vs a clear one
A cluttered app vs a clean, intuitive one
Applications of HCI in:
Mobile apps
Websites
Smart homes & voice assistants (e.g. Alexa)
Who uses HCI?
👉 UI/UX designers, software engineers, IT professionals
📘 Perfect for:
Computer Science & IT students (SSCE, ND, HND, BSc)
Beginner programmers & app developers
Teachers & lecturers
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