Introduction to IT
Take your first steps into the world of IT, or Information Technology! Introduction to IT will teach you about core IT subjects.
Introduction to IT is a beginner-level online course from Codecademy in Networking. It is structured in 8 modules with 3 stated learning outcomes, over 3h. It is free to enrol, and a certificate is available on completion. Learners rate it 4.4/5 from 1.3K ratings on Codecademy.
Part of our Networking courses collection, where we compare it against 11 other courses.
Course highlights
| Provider | Codecademy |
| Duration | 3h |
| Level | Beginner |
| Mode | Self-paced |
| Language | English |
| Certificate | Yes — shareable certificate |
| Rating | 4.4★ (1.3K reviews) |
| Price | Free |
About this course
The Codecademy Introduction to IT course covers foundational concepts across several key areas of Information Technology. This free, beginner-level course teaches you about computer basics, networks, operating systems, and applications. You also explore software development fundamentals, databases, and cybersecurity principles.
This course takes you through essential IT subjects in a structured way. You start with getting familiar with IT, then move to understanding how computers work. The curriculum then explains how networks and the internet function. After this, you learn about operating systems and various applications. Later modules introduce you to software development basics, the role of databases, and key concepts in cybersecurity. The course concludes with guidance on your next steps in the IT field.
Upon completing this Introduction to IT, you will understand core IT essentials and computer basics. You will grasp how networking, operating systems, and applications interact. The course also helps you explore the basics of software development, databases, and cybersecurity. This knowledge forms a broad foundation for anyone interested in pursuing an IT career.
This 3-hour course is designed as a quick introduction and provides a broad overview rather than deep dives into specific topics. It is ideal for complete beginners who need a general understanding of IT. If you already have some IT knowledge or want to specialise in a particular area, this course may be too basic. For those looking to focus more on networking, consider options like Introduction to networking for complete beginners or How does the Internet work & Networking Crash Course. You can find more focused options on our Networking courses hub. For a broader look at hardware, operating systems, and networking together, the Computer Hardware, Operating System and Networking course is another beginner-level choice. For a slightly longer introduction to networking, consider The Bits and Bytes of Computer Networking which has a duration of 21h 49m.
What you’ll learn
Level and time commitment
What this course covers
8 modulesThe 8-part outline Codecademy publishes for this course, across 3h.
Module 1 · Getting Started with IT
Module 2 · Computer Basics
Module 3 · Networks and The Internet
Module 4 · Operating Systems and Applications
Module 5 · Software Development Basics
Module 6 · Databases
Module 7 · Cybersecurity
Module 8 · Next Steps
What learners rate it
Rated 4.4/5 by 1.3K learners on Codecademy (checked 6 Nov 2026).
This rating is collected by Codecademy from its own enrolled learners. We reproduce it as reported and do not accept paid or incentivised reviews. See it on Codecademy →
Compiled by the CoursesGlobal editorial desk. Fees, ratings, duration and certificate details for the 1 course shown are read directly from Codecademy course pages — we never estimate a price or a rating. Last verified 6 November 2026.
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Compare with alternatives
Same topic, different trade-offs — here's who runs each one and what it's best at.
| Course | Provider | Rating | Price | Duration | Why pick this one | |
|---|---|---|---|---|---|---|
| Introduction to IT This | Codecademy | 4.4★ | Free | 3h | Quickest to finish (3h) | |
| Networking (CCNA) In Tamil - Online Course | Market Tutorialspoint | 4.7★ | $18 | 26h | Cheapest paid option ($18) | View ↗ |
| How does the Internet work & Networking Crash Course |
 Udemy
|
4.7★ | Free | Free — and still gives a certificate | Start free ↗ | |
| The Bits and Bytes of Computer Networking |
 Coursera
|
4.7★ | Check price | 21h 49m | Highest rated (4.7★ from 52.7K reviews) | View ↗ |
Common questions
Is Introduction to IT free?
Yes. Codecademy lists it as free to enrol. A certificate is available on completion — providers often charge separately for the certificate even when the course itself is free, so check the fee on the provider page before you count on it.
Does Introduction to IT come with a certificate?
Yes — Codecademy lists a certificate on completion. It is a course certificate, not a formal qualification or university credit.
How long does Introduction to IT take?
Codecademy lists it at 3h. It is self-paced, so that is the volume of material rather than a deadline — how long it actually takes depends on the hours you put in each week.
Is Introduction to IT suitable for beginners?
Yes. Codecademy lists it at Beginner level, so no prior experience in the subject is assumed.
What does Introduction to IT cover?
It is organised into 8 modules, starting with Getting Started with IT and going on to Computer Basics, Networks and The Internet, Operating Systems and Applications, Software Development Basics, among others. The full outline is on this page.