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.

Skills you'll gain: Linux Administration, Package and Software Management, Linux, Ubuntu, Operating System Administration, File Systems, Command-Line Interface, Linux Commands, Linux Servers, Unix, Unix Commands, User Accounts, Systems Administration, Unix Shell, OS Process Management, Red Hat Enterprise Linux, Software Installation, File Management, User Provisioning, System Support
Beginner · Course · 1 - 3 Months

LearnQuest
Skills you'll gain: Emerging Technologies, Internet Of Things, Network Security, Wireless Networks, Mobile Security, Cybersecurity, Telecommunications, Vulnerability Assessments
★ 4.8 (24) · Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Machine Controls, Robotics, Control Systems, Engineering, Scientific, and Technical Instruments, Spatial Data Analysis, Applied Mathematics, Linear Algebra, Python Programming, Algorithms
★ 4.6 (17) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Network Troubleshooting, Virtual Local Area Network (VLAN), Computer Displays, Peripheral Devices, TCP/IP, Display Devices, Local Area Networks, Networking Hardware, Dynamic Host Configuration Protocol (DHCP), General Networking, USB, Wireless Networks, Computer Networking, Network Support, Network Routers, Network Infrastructure, Hardware Troubleshooting, Network Switches, Network Administration, Network Protocols
★ 4.8 (17) · Beginner · Course · 1 - 3 Months

Amazon Web Services
Skills you'll gain: Generative AI Agents, Generative AI, Verification And Validation, Quality Assurance, Performance Measurement, System Monitoring, User Acceptance Testing (UAT), Development Testing, Model Deployment, Software Quality Assurance, Prompt Engineering, Large Language Modeling, Artificial Intelligence and Machine Learning (AI/ML), Artificial Intelligence, MLOps (Machine Learning Operations), Software Development, Machine Learning, Natural Language Processing, Cloud Computing, Amazon Web Services
Advanced · Course · 1 - 3 Months

Chegg Skills
Skills you'll gain: Paid media, Digital Advertising, Advertising Campaigns, Digital Marketing, Campaign Planning, Marketing Budgets, Target Audience, Contextual Advertising, Campaign Management, Performance marketing, Online Advertising, Customer Engagement, Return On Investment, A/B Testing, Target Market, Marketing Channel, Advertising, Marketing Analytics, Strategic Marketing, Media Planning
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Vibrations, Mechanical Engineering, Structural Analysis, Mechanics, Engineering Analysis, Control Systems, Torque (Physics), Engineering Calculations, Mechanical Design, Market Dynamics, Systems Design, Physics, Analysis, Simulations, Simulation and Simulation Software, Design, Probability Distribution, Mathematical Modeling
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Microsoft Azure, Distributed Denial-Of-Service (DDoS) Attacks, Load Balancing, Network Security, Infrastructure Security, Firewall, Network Administration, Key Management, IT Security Architecture, Virtual Networking, Cloud Security, Infrastructure As A Service (IaaS), Cloud Computing Architecture, Cloud Infrastructure, Network Infrastructure, Virtual Private Networks (VPN), Network Architecture, Security Controls, General Networking, Network Planning And Design
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Open Shortest Path First (OSPF), Virtual Local Area Network (VLAN), OSI Models, Wide Area Networks, Network Troubleshooting, TCP/IP, Wireless Networks, Cloud Computing, Network Routing, Routing Protocols, Network Security, Network Routers, Network Monitoring, Cloud Computing Architecture, Cloud Platforms, Event Monitoring, Cloud Technologies, Threat Detection, Threat Management, Network Performance Management
★ 4.7 (163) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Ansible, Linux Administration, Firewall, Model Context Protocol, Linux Servers, Remote Access Systems, Systems Administration, Hardening, Operating System Administration, Containerization, Linux, Network Security, Server Administration, Control Panels, Kubernetes, File Systems, System Configuration, Network Administration, File Transfer Protocol (FTP), AI Integrations
Beginner · Course · 1 - 3 Months

Skills you'll gain: User Research, Figma (Design Software), Design Research, User Experience Design, Prototyping, Wireframing, UI/UX Research, Persona (User Experience), User Experience, User Centered Design, Collaborative Software, Interactive Design, Persona Development
★ 4.6 (25) · Intermediate · Course · 1 - 4 Weeks

Skillshare
Skills you'll gain: Adobe Illustrator, Color Theory, Graphics Software, Creative Design, Design Elements And Principles, Design, Graphical Tools, Graphic and Visual Design, Data Import/Export, Computer Graphic Techniques, Computer Graphics, Design Software, Graphic Design, Creativity
★ 4.4 (9) · Beginner · Course · 1 - 4 Weeks