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.

Google - Spectrum Sharing
Skills you'll gain: Key Management, Public Key Infrastructure, Communication Systems, Configuration Management, Telecommunications, Wireless Networks, Authorization (Computing), Network Infrastructure
Advanced · Course · 1 - 3 Months

Packt
Skills you'll gain: Rust (Programming Language), Memory Management, System Programming, Package and Software Management, Data Structures, Software Installation, Code Reusability, Build Tools, Programming Principles, Other Programming Languages, Secure Coding, Integrated Development Environments, Data Sharing, Data Access
Beginner · Specialization · 3 - 6 Months

Corporate Finance Institute
Skills you'll gain: Tableau Software, Business Intelligence, Dashboard, Dashboard Creation, Technical Analysis, Plot (Graphics), Market Data, Statistical Visualization, Investment Banking, Tree Maps, Interactive Data Visualization, Data Visualization Software, Market Analysis, Data Analysis, Context Management, SQL
Beginner · Course · 1 - 3 Months

Skills you'll gain: Presentations, Productivity Software, Multimedia, Business Communication, Content Creation, User Accounts, Web Presence, Graphic Design, Business Development
Beginner · Guided Project · Less Than 2 Hours

Google Cloud
Skills you'll gain: API Gateway, Application Programming Interface (API), Capacity Management, Kubernetes, Istio, Google Cloud Platform, Scalability, Hybrid Cloud Computing, Security Controls, Apache Cassandra, Proxy Servers, Data Security, Cloud Deployment, Application Deployment, Role-Based Access Control (RBAC), Development Environment, Public Key Infrastructure, Encryption, YAML, Debugging
Beginner · Course · 1 - 3 Months

Dartmouth College
Skills you'll gain: Social Justice, Energy and Utilities, Social Impact, Sustainable Development, Social Sciences, Environmental Issue, Socioeconomics, Community Organizing, Community Development, Diversity Equity and Inclusion Initiatives, Systems Thinking, Diversity Awareness, Advocacy, Environmental Policy, Policy Analysis, Climate Change Mitigation
Beginner · Course · 1 - 4 Weeks

Lecturio
Skills you'll gain: Sensory Systems Analysis, Health Disparities, Nursing and Patient Care, Social Sciences, Stress Management, Social Determinants Of Health, Psychology, Sociology, Intercultural Competence, Patient Education And Counseling, Mental and Behavioral Health, Mental Health Diseases and Disorders, Behavioral Health, Culture, Human Development, Cultural Diversity, Human Learning, Empathy & Emotional Intelligence, Demography, Neurology
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Budgeting, Capital Budgeting, Budget Management, Operating Budget, Financial Management, Cost Management, Financial Analysis, Cash Flows, Financial Planning, Operating Cost, Return On Investment, Investments, Decision Making
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Medical Billing, Medical Billing and Coding, Claims Processing, Medical Coding, Revenue Cycle Management, ICD Coding (ICD-9/ICD-10), CPT Coding, Medical Office Procedures, Medical Terminology, Adjudication
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Apple Service Certification, Knowledge of Apple Software, Mac OS, User Accounts, System Support, Desktop Support, Software Installation, File Management, Network Support, Operating System Administration, System Configuration, File Systems, General Networking, Knowledge of Apple Hardware, Data Storage, Data Management, Network Administration, Remote Access Systems, Application Security, Encryption
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Animation and Game Design, Git (Version Control System), GitHub, Android (Operating System), Android Development, Unity Engine, Animations, Mobile Development Tools, Software Versioning, C# (Programming Language), Video Game Development, User Interface (UI), Mobile Development, Scripting, UI Components, Application Deployment, C and C++, Code Reusability, Game Design, User Interface (UI) Design
Intermediate · Specialization · 3 - 6 Months

University of California, Davis
Skills you'll gain: ISO 9000 Series, Food Quality Assurance And Control, Quality Management Systems, Product Quality (QA/QC), Quality Assurance, Quality Control, Hazard Analysis, Safety Standards, Standard Operating Procedure, Statistical Process Controls, Risk Control, Engineering Documentation, Laboratory Testing, Statistical Methods, Systems Of Measurement, Descriptive Statistics, Analytical Testing
Intermediate · Course · 1 - 4 Weeks