Computer fundamentals courses can help you learn basic hardware and software concepts, operating systems, networking, and cybersecurity principles. You can build skills in troubleshooting, system maintenance, and understanding data management practices. Many courses introduce tools like Windows, Linux, and various programming languages, showing how these skills apply in everyday computing tasks and professional environments.

Oracle
Skills you'll gain: Oracle Cloud Applications, Cloud Applications, Oracle Cloud, Cloud Development, Application Development, Database Application, Oracle Databases, Application Deployment, Authentications, Enterprise Application Management, Authorization (Computing), UI Components, Development Environment, Data Import/Export
★ 4.1 (23) · Beginner · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Graphing, Data Analysis, R (Software), R Programming, General Mathematics, Mathematical Modeling, Algebra, Mathematical Software, Applied Mathematics, Calculus, Business Mathematics
★ 4.7 (231) · Beginner · Course · 1 - 4 Weeks
Skills you'll gain: Pandas (Python Package), NumPy, Data Manipulation, Code Reusability, Data Preprocessing, Data Wrangling, Package and Software Management, Data Analysis, Data Processing, Data Integration, JSON, Object Oriented Programming (OOP), Data Science, Data Structures, Python Programming, Exploratory Data Analysis, Programming Principles, Data Import/Export, Data Storage, Computational Logic
★ 4.7 (191) · Beginner · Specialization · 3 - 6 Months

Erasmus University Rotterdam
Skills you'll gain: Email Security, Human Factors (Security), Cyber Security Policies, Cybersecurity, Cyber Attacks, Security Awareness, Cyber Risk, Computer Security Awareness Training, Threat Management, Patient Safety, Malware Protection, Security Controls, Encryption, Health Technology, Data Security, Information Privacy
★ 4.6 (402) · Beginner · Course · 1 - 3 Months

DeepLearning.AI
Skills you'll gain: Large Language Modeling, Model Evaluation, Model Training, Hugging Face, Data Preprocessing, Fine-tuning, Model Optimization, Transfer Learning, Generative AI
★ 4.5 (22) · Beginner · Project · Less Than 2 Hours

Skills you'll gain: Prompt Engineering, Prompt Engineering Tools, Prompt Patterns, Token Optimization, LLM Application, Tool Calling, OpenAI API, OpenAI, Anthropic Claude, Large Language Modeling, Authentications, Generative AI, Code Review, Maintainability, AI Workflows, AI Integrations, Command-Line Interface, Application Programming Interface (API), Software Documentation, Key Management
Intermediate · Specialization · 1 - 3 Months

Google Cloud
Skills you'll gain: Generative AI Agents, Cloud API
★ 4.8 (31) · Beginner · Project · Less Than 2 Hours

EDUCBA
★ 4.8 (24) · Advanced · Course · 1 - 3 Months

Logical Operations
Skills you'll gain: Microsoft Power Platform, Application Deployment, Application Development, Microsoft 365, Data Modeling, Data-Driven Decision-Making, Project Design, Software Design, Product Planning, Project Planning, Product Testing, Software Development, Software Architecture
Mixed · Course · 1 - 3 Months

Skills you'll gain: Microsoft Azure, Cloud Development, Continuous Deployment, Development Environment, Application Deployment, Cloud Applications, Cloud Deployment, Docker (Software), Containerization, Microsoft Development Tools, Cloud Hosting, ASP.NET, Platform As A Service (PaaS), Software Development, Scalability, Microsoft Visual Studio, Web Applications, Integrated Development Environments
★ 4.7 (35) · Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: Canva (Software), Graphic and Visual Design, Graphic Design, Graphic and Visual Design Software, Graphics Software, Graphical Tools, Creative Design
★ 4.4 (61) · Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Malware Protection, Exploitation techniques, Threat Detection, Virtual Machines, Microarchitecture, Debugging, System Programming, Windows PowerShell, Virtual Environment, Programming Principles, Excel Macros, Linux
★ 4.5 (89) · Intermediate · Course · 1 - 3 Months