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 Colorado System
Skills you'll gain: Firewall, Network Security, Intrusion Detection and Prevention, Information Systems Security, Security Controls, Network Monitoring, Threat Detection, Linux Administration, Linux
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: User Accounts, Operating System Administration, Systems Administration, File Systems, File Management, System Monitoring, System Configuration, Identity and Access Management, Performance Tuning, Command-Line Interface, Data Storage
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Internet Of Things, Wireless Networks, Software Design, Application Design, Emerging Technologies, System Design and Implementation, General Networking, Cloud Applications, Systems Architecture, Hardware Architecture, Data Security, User Centered Design, Prototyping, Information Privacy, Open Source Technology, Scalability
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: HVAC, Building Codes, Thermal Management, Energy and Utilities, System Requirements, Control Systems, Safety Standards, Mechanical Engineering, Environmental Monitoring, Mechanical Design, System Monitoring, Sustainability Standards
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Field-Programmable Gate Array (FPGA), Hardware Design, Serial Peripheral Interface, Electronic Hardware, Internet Of Things, Embedded Systems, Control Systems, Communication Systems, Software Development Tools, System Design and Implementation, Software Installation, Verification And Validation, Real Time Data
Intermediate · Course · 1 - 4 Weeks

Northeastern University
Skills you'll gain: Health Systems, Managed Care, Patient-centered Care, Healthcare Industry Knowledge, Medicaid, Health Care Administration, Health Care, Primary Care, Medicare, Health Policy, Health Disparities, Health Equity, Cultural Diversity, Telehealth, Economics, Trend Analysis
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Vulnerability Assessments, Distributed Denial-Of-Service (DDoS) Attacks, Vulnerability Scanning, Vulnerability Management, Cybersecurity, Malware Protection, Penetration Testing, Exploitation techniques, Threat Detection, Network Security, Information Systems Security, Security Awareness, Human Factors (Security), Lightweight Directory Access Protocols, Network Protocols
Intermediate · Course · 1 - 3 Months

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

Skills you'll gain: API Design, Restful API, Application Deployment, Spring Boot, Back-End Web Development, Data Modeling, Software Architecture, Object-Relational Mapping, System Configuration, Software Design, Application Development, Java Platform Enterprise Edition (J2EE), Business Logic
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Data Validation, Object Oriented Programming (OOP), Customer Data Management, Business Logic, Financial Data, User Interface (UI), Program Development, Real Time Data, Command-Line Interface, Scripting, Application Development, Python Programming
Intermediate · Course · 1 - 4 Weeks

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

Skills you'll gain: HVAC, Fire And Life Safety, Building Services Engineering, Building Codes, Equipment Design, Thermal Management, Mechanical Engineering, Mechanical Ventilation, Facility Repair And Maintenance, Mechanical Design, Safety Standards, Energy and Utilities, Health And Safety Standards, System Requirements, Control Systems, Engineering Calculations, Environmental Monitoring, System Monitoring, Sustainability Standards, Estimation
Intermediate · Specialization · 3 - 6 Months