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.

Johns Hopkins University
Skills you'll gain: Exploitation techniques, Border Gateway Protocol, Malware Protection, Cybersecurity, TCP/IP, Internet Of Things, Network Security, Threat Detection, Network Monitoring, Network Routing, Network Analysis, Cyber Risk, Network Protocols, Containerization
Intermediate · Course · 1 - 3 Months

Skills you'll gain: OSI Models, Computer Networking, Network Routers, General Networking, TCP/IP, Networking Hardware, Network Troubleshooting, Network Switches, Local Area Networks, Network Infrastructure, Network Protocols, Network Performance Management, Network Model, Network Analysis
Beginner · Course · 1 - 3 Months

Skills you'll gain: Peripheral Devices, USB, Operating Systems, Computer Hardware, Data Storage Technologies, Hardware Troubleshooting, Electrical Safety, Technical Communication, Linux, File Systems, Microsoft Windows, Information Privacy
Beginner · Course · 1 - 3 Months

EC-Council
Skills you'll gain: Cryptography, Encryption, Systems Development Life Cycle, Human Factors (Security), Security Awareness, Cybersecurity, Cyber Attacks, Threat Detection, Cyber Security Policies, ISO/IEC 27001, Security Controls, Computer Security, Network Security, Risk Management Framework, Information Systems, General Data Protection Regulation (GDPR)
Beginner · Course · 1 - 3 Months

Skills you'll gain: Cryptography, Cybersecurity, Network Security, Threat Modeling, Encryption, Identity and Access Management, Information Systems Security, Threat Detection, Firewall, Infrastructure Security, Security Controls, Security Strategy, Authorization (Computing), Authentications, Security Awareness, Risk Management Framework
Beginner · Course · 1 - 3 Months

Packt
Skills you'll gain: Networking Hardware, General Networking, Network Infrastructure, Local Area Networks, OSI Models, Network Protocols, Network Troubleshooting, Dynamic Host Configuration Protocol (DHCP), TCP/IP, Network Architecture, Computer Networking, Network Model, Wireless Networks, Network Security, Network Switches, Virtual Local Area Network (VLAN)
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Hardware Troubleshooting, Computer Hardware, Computer Architecture, Desktop Support, Data Storage Technologies, System Configuration, USB, Peripheral Devices, System Support
Beginner · Course · 1 - 3 Months

LearnQuest
Skills you'll gain: Visual Basic (Programming Language), Database Management, System Software, Databases, Relational Databases, Algorithms, Computer Architecture, Network Security, Computer Hardware, SQL, Computer Science, Computer Networking, Computer Programming, Network Protocols, Programming Principles, Software Development, Automation, Analysis, Cloud Computing, Debugging
Beginner · Course · 1 - 3 Months

Skills you'll gain: Open Web Application Security Project (OWASP), Threat Modeling, Application Security, Software Development Life Cycle, DevSecOps, Security Testing, Secure Coding, Security Engineering, Cloud Security, Encryption, Vulnerability Scanning, Software Development, CI/CD, Cloud Platforms, Vulnerability Assessments, Vulnerability Management, Penetration Testing, Cybersecurity, Configuration Management
Intermediate · Course · 3 - 6 Months

Intermediate · Course · 1 - 4 Weeks

Illinois Tech
Skills you'll gain: Javascript and jQuery, Responsive Web Design, Cascading Style Sheets (CSS), Web Design and Development, HTML and CSS, GitHub, Web Applications, JavaScript Frameworks, Web Development Tools, Git (Version Control System), Infrastructure Architecture, Browser Compatibility, Animations
Build toward a degree
Beginner · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Convolutional Neural Networks, Tensorflow, Computer Vision, Image Analysis, Transfer Learning, Applied Machine Learning, Model Evaluation, Artificial Neural Networks, Deep Learning, Google Cloud Platform, Data Preprocessing, Feature Engineering, Classification Algorithms
Advanced · Course · 1 - 3 Months