Operating system courses can help you learn process management, memory allocation, file systems, and user interfaces. You can build skills in troubleshooting system errors, optimizing performance, and implementing security protocols. Many courses introduce tools like Linux, Windows, and virtualization software, illustrating how these skills are applied in real-world environments.

University of Maryland, College Park
Skills you'll gain: Hardware Design, Security Engineering, Computer Hardware, Hardware Architecture, Hardening, Computer Security, Threat Modeling, Threat Detection, Cybersecurity, Intrusion Detection and Prevention, Security Architecture Review, Application Specific Integrated Circuits, Cryptographic Protocols, Microarchitecture, Cryptography, Systems Design, Encryption, Exploitation techniques, Functional Design, Emerging Technologies
★ 4.3 (693) · Mixed · Course · 1 - 3 Months

Skills you'll gain: File I/O, Data Import/Export, IT Automation, DevOps, Scripting, Python Programming, Debugging, Context Management, Configuration Management, File Management
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: SQL, Database Development, Databases, Debugging, Maintainability, Procedure Development
Advanced · Course · 1 - 4 Weeks

Peking University
Skills you'll gain: Microarchitecture, Computer Systems, Computer Architecture, Hardware Architecture, Computer Hardware, Computer Engineering, Peripheral Devices, Data Storage, Data Storage Technologies, Systems Architecture, Operating Systems, Memory Management, Computational Logic
★ 4.8 (483) · Mixed · Course · 1 - 3 Months

Skills you'll gain: Mainframe Computing, Mainframe Technologies, z/OS, Virtualization, Virtualization and Virtual Machines, Virtual Machines, Hardware Architecture, Infrastructure Architecture, Computing Platforms, Computer Architecture, Enterprise Security, Computer Hardware, Cryptography, Transaction Processing, System Configuration, Authorization (Computing), Identity and Access Management, Memory Management
★ 4.7 (1.1K) · Beginner · Course · 1 - 4 Weeks

John Wiley & Sons
Skills you'll gain: Management Training And Development, Employee Onboarding, Talent Recruitment, Human Resources Management and Planning, Team Management, Recruitment, Recruitment Strategies, Talent Acquisition, New Hire Orientations, Talent Management, Staff Management, Team Building, Human Resource Strategy, Workforce Planning, Human Resources, Performance Management, Product Management, Leadership, Product Improvement, Empowerment
Intermediate · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Kubernetes, Google Cloud Platform, Cloud-Native Computing, Multi-Tenant Cloud Environments, Istio, Multi-Cloud, Cloud Management, CI/CD, Identity and Access Management, Microservices, Cloud Computing Architecture, Authentications, Configuration Management, Scalability, Application Deployment, Continuous Deployment, Model Deployment, AI Workflows, Software Configuration Management, Cloud Security
Advanced · Course · 3 - 6 Months

Skills you'll gain: Storytelling, Visual Storytelling, Case Studies, Search Engine Optimization, Goal Setting, Web Presence, Information Architecture, Web Content, Value Propositions, Branding, Personal Attributes, Target Audience
Beginner · Course · 1 - 4 Weeks

Deep Teaching Solutions
Skills you'll gain: Lesson Planning, Critical Thinking, Classroom Management, Stress Management, Instructional Strategies, Teaching, Student Engagement, Education and Training, Blended Learning, Differentiated Instruction, Learning Strategies, Interactive Learning, Pedagogy, Lecturing, Course Development, Learning Theory, Digital pedagogy, Human Learning, Special Education, Stress First Aid
★ 4.9 (792) · Beginner · Specialization · 1 - 3 Months

Microsoft
Skills you'll gain: Microsoft Copilot, Programming Principles, Full-Stack Web Development, GitHub, Version Control, Code Reusability, Program Development, Debugging, Computational Thinking, Git (Version Control System), Diagram Design, Computer Programming, Algorithms, Web Development, Computational Logic, C# (Programming Language)
★ 4.8 (200) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Client Services, Presentations, Logo Design, Sales Presentations, Oral Expression, Brand Strategy, Branding, Workflow Management, Graphic Design, Creative Design, Verbal Communication Skills, Style Guides, Relationship Management, Process Management, Ideation, Customer Insights, Typography, Design Research, Business Research, Project Documentation
Beginner · Course · 1 - 4 Weeks

Chris Croft Training
Skills you'll gain: Professional Development, Assertiveness, Smart Goals, Professionalism, Communication, Business Communication, Goal Setting, Interpersonal Communications, Organizational Effectiveness, Leadership and Management, Organizational Skills, Delegation Skills, Business Leadership, Initiative and Leadership, Job Evaluation, Interviewing Skills, Organizational Development, Negotiation, Leadership Development, Motivational Interviewing
Mixed · Course · 1 - 3 Months