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.

Infosec
Skills you'll gain: OSI Models, Network Troubleshooting, Network Administration, General Networking, Network Architecture, Network Infrastructure, Network Monitoring, Network Security, TCP/IP, Virtual Networking, Local Area Networks, Routing Protocols, Network Routing, Virtual Local Area Network (VLAN), Wireless Networks, Networking Hardware, Disaster Recovery, Network Performance Management, Network Protocols, Event Monitoring
★ 3.3 (8) · Mixed · Course · 1 - 3 Months

Skills you'll gain: Email Automation, Lead Generation, Email Marketing, Driving engagement, Digital Advertising, Marketing Automation, Digital Marketing Campaigns
★ 4.6 (68) · Beginner · Guided Project · Less Than 2 Hours

University of Colorado Boulder
Skills you'll gain: Power Electronics, Control Systems, Electrical Engineering, Simulation and Simulation Software, Electrical Power, Electronics, Simulations, Electronics Engineering, Mathematical Modeling, Engineering Analysis
★ 4.9 (22) · Intermediate · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: DeepSeek API, Deepseek, User Interface (UI), LLM Application, AI Workflows, AI Integrations, Human Computer Interaction, Agentic Workflows, Retrieval-Augmented Generation, AI Product Strategy, Embeddings, Application Deployment, Case Studies
★ 4 (10) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Content Performance Analysis, Content Scheduling, Social Media Management, Social Media Content, Social Media, Facebook, Instagram, Social Media Marketing, Performance Analysis, Content Management, Analysis, Scheduling, Content Creation, Content Marketing, Dashboard, Marketing
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Model Evaluation, Tensorflow, Model Training, Supervised Learning, Model Optimization, Artificial Neural Networks, Regression Analysis, Applied Machine Learning, Statistical Machine Learning, Machine Learning Algorithms, Deep Learning, Image Analysis, Machine Learning, Random Forest Algorithm, AI Workflows, Decision Tree Learning, Natural Language Processing, Scikit Learn (Machine Learning Library), Data Science, Python Programming
★ 4.5 (99) · Advanced · Course · 1 - 4 Weeks

LearnKartS
Skills you'll gain: Model Context Protocol, Gemini, Node.JS, Google Gemini, AI Workflows, Generative AI Agents, OpenAI API, Prompt Engineering, Agentic Workflows, Retrieval-Augmented Generation, Embeddings, OpenAI, TypeScript, Back-End Web Development, Server Side, Web Applications, API Design, Web Development, Javascript, Data Management
Intermediate · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: NSX-T Network Virtualization, Virtual Networking, Software-Defined Networking, Zero Trust Network Access, Network Switches, Network Architecture, Software-Defined Data Center (SDDC), Routing Protocols, Network Security, Security Controls, Firewall, Network Routing, Load Balancing, Network Protocols, Infrastructure Architecture, Scalability
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Data Import/Export, Microsoft Visual Studio, R (Software), Microsoft Excel, R Programming, Data Sharing, Data Processing, Data Analysis
Beginner · Course · 1 - 4 Weeks

Universidad Nacional de Colombia
Skills you'll gain: Automation Engineering, Automation, Control Systems, Water Sustainability, Electronics, Sustainable Technologies, Electronic Systems, Embedded Systems, Computer Programming Tools, Integrated Development Environments, Environmental Monitoring, Electronic Components, Programming Principles, Construction
★ 4.8 (66) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Mapping, Data Structures, Blockchain, Programming Principles, Data Management, Secure Coding, Cryptography
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: DevSecOps, AI Security, IT Security Architecture, Cyber Operations, AI Integrations, Exploit development, Incident Response, AI literacy, Zero Trust Network Access
Intermediate · Course · 3 - 6 Months