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.

Skills you'll gain: Adobe Illustrator, Logo Design, Graphic Design, Creative Design, Graphics Software, Graphical Tools, Adobe Creative Cloud, Graphic and Visual Design, Style Guides, Project Design, Design, Digital Design, Design Software, Typography, File Management, Design Elements And Principles, Design Specifications, Color Theory
★ 3.9 (14) · Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Application Design, Health Technology, Computer Hardware, Data Security, Automation, Cloud Applications, Business Technologies, Application Frameworks, Continuous Monitoring, AI Integrations, Scalability, Predictive Modeling
★ 4.1 (8) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: TypeScript, Development Environment, Programming Principles, Javascript, Debugging, Integrated Development Environments, Scalability, Data Structures, Object Oriented Programming (OOP), Software Development, Software Development Tools, Node.JS, Application Development, Front-End Web Development, Software Engineering, Web Development, Configuration Management
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Unix, Package and Software Management, Systems Administration, TCP/IP, Shell Script, Unix Commands, Operating System Administration, Midrange Computer, Unix Shell, System Monitoring, Disaster Recovery, Patch Management, Hardware Troubleshooting, Operating Systems, Data Storage, Software Installation, Debugging, System Configuration, Network Troubleshooting, Problem Management
★ 4.8 (11) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: SAS (Software), Forecasting, Time Series Analysis and Forecasting, Statistical Methods, Predictive Modeling, Statistical Modeling, Feature Engineering, Automation, Anomaly Detection, Data Processing, Data Transformation, Model Evaluation
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Object Oriented Programming (OOP), Kotlin, Object Oriented Design, Application Design, Development Environment, Application Development, Clinic Management Systems, Data Access, Data Structures
★ 4.7 (10) · Beginner · Course · 1 - 4 Weeks

★ 4.9 (14) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Software Design, IntelliJ IDEA, Object Oriented Programming (OOP), Object Oriented Design, Software Architecture, Java, Java Programming, Integrated Development Environments, Development Environment, Data Structures, Command-Line Interface, Data Management
★ 4.7 (22) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Applicant Tracking Systems, Workforce Management, Talent Acquisition, Human Resources Software, Talent Management, Staff Management, Payroll, Talent Recruitment, Team Management, Data Entry, Scheduling
★ 4.6 (225) · Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Incident Response, Incident Management, Data Centers, Computer Security Incident Management, DevSecOps, Continuous Monitoring, System Monitoring, Threat Detection, Infrastructure Security, Microsoft Servers, IT Security Architecture, Information Technology Operations, Security Management, Payment Card Industry (PCI) Data Security Standards, Data Security, Information Systems Security, Windows Servers, IT Infrastructure, Security Information and Event Management (SIEM), Security Testing
★ 4.9 (54) · Beginner · Course · 1 - 3 Months

Interplay Learning
Skills you'll gain: HVAC, Plumbing, Engineering, Scientific, and Technical Instruments, Thermal Management, Systems Of Measurement, Facility Repair And Maintenance, Maintenance, Repair, and Facility Services, Facility Management and Maintenance
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Database Design, .NET Framework, C# (Programming Language), Data Validation, System Testing, Microsoft SQL Servers, Software Development, Software Testing, Database Application, Application Development, Event-Driven Programming, Application Design, Verification And Validation, User Interface (UI), SQL, Data Integrity, User Interface (UI) Design
Intermediate · Course · 1 - 4 Weeks