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: Cryptography, Encryption, Cryptographic Protocols, Secure Coding, Public Key Cryptography Standards (PKCS), Key Management, Public Key Infrastructure, Python Programming, Brute-force attacks, Scripting, Algorithms
★ 5 (13) · Mixed · Course · 1 - 3 Months

Whizlabs
Skills you'll gain: AWS Identity and Access Management (IAM), Amazon Web Services, Identity and Access Management, Cloud Security, Network Security, Threat Detection, Amazon S3, Data Security, Security Management, Vulnerability Management, Firewall, Vulnerability Assessments, Vulnerability Scanning, Key Management, User Provisioning, Role-Based Access Control (RBAC), Distributed Denial-Of-Service (DDoS) Attacks, Authorization (Computing), Authentications, Encryption
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Manufacturing and Production, Manufacturing Operations, Production Process, Manufacturing Processes, Process Control, Production Planning, Lean Manufacturing, Production Management, Lean Methodologies, Operational Efficiency, Continuous Improvement Process, Sustainable Business, Collaboration, Innovation, Adaptability, Communication
★ 4.5 (22) · Intermediate · Course · 1 - 4 Weeks

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
★ 4.4 (92) · Advanced · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Power Electronics, Control Systems, Electronic Systems, Electrical Power, Electric Power Systems, Electrical Engineering, Electronics, Energy and Utilities, Simulation and Simulation Software, Simulations, Mathematical Modeling
★ 4.6 (34) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Google Cloud Platform, Load Balancing, Cloud Infrastructure, Virtual Private Networks (VPN), Infrastructure As A Service (IaaS), Cloud Computing, Terraform, Cloud Engineering, Cloud Services, Network Security, Cloud Management, Infrastructure as Code (IaC), Virtual Machines, General Networking, Virtual Networking, Managed Services, Network Routing, Scalability
★ 4.9 (167) · Intermediate · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Integral Calculus, Calculus, Advanced Mathematics, Applied Mathematics, Mathematical Modeling
★ 4.7 (51) · Intermediate · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Hardware Design, Electronic Hardware, Schematic Diagrams, Computer-Aided Design, Electronic Systems, Mechanical Design, Drafting and Engineering Design, Electronics Engineering, Electrical Engineering, 3D Modeling, Electronics, Electronic Components, Simulation and Simulation Software, 3D Assets, Simulations, Design Software, Verification And Validation, Open Source Technology, Data Import/Export
★ 5 (35) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Jira (Software), Issue Tracking, Dashboard Creation, User Story, Dashboard, Workflow Management, Scrum (Software Development), Kanban Principles, Sprint Planning, Concision, Prioritization, Query Languages, Process Management, Collaborative Software, Technical Communication, Stakeholder Communications, Team Oriented
Beginner · Course · 1 - 4 Weeks

Interactive Brokers
Skills you'll gain: Market Trend, Portfolio Risk, Technical Analysis, Risk Management, Market Data, Trend Analysis, Investment Management, Investments, Financial Trading, Equities
★ 4.8 (11) · Beginner · Course · 1 - 4 Weeks

Simplilearn
Skills you'll gain: Git (Version Control System), DevOps, Devops Tools, Version Control, Software Development, Software Development Tools, Software Versioning, Collaborative Software, Command-Line Interface
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: 3D Assets, Computer Graphics, Computer Graphic Techniques, Technical Design, Visualization (Computer Graphics), Image Quality, Animations, Animation and Game Design, Game Design, Conceptual Design
Intermediate · Specialization · 3 - 6 Months