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: Microsoft SQL Servers, Performance Tuning, SQL, Database Management, Database Management Systems, Query Languages, System Monitoring, Application Performance Management
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Cyber Threat Intelligence, Vulnerability Assessments, Incident Response, Cyber Security Assessment, Vulnerability Scanning, Cybersecurity, Threat Modeling, Threat Detection, Application Security, Malware Protection, Network Analysis, Encryption
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Disaster Recovery, Microsoft Azure, Microsoft Copilot, System Monitoring, Cloud Security, Cloud Management, Systems Administration, Cloud Storage, Patch Management, Virtual Machines, Cyber Security Policies, File Management, Virtualization and Virtual Machines, Generative AI
Beginner · Course · 1 - 3 Months

Skills you'll gain: Dashboard Creation, Data Presentation, Performance Measurement, Business Metrics, Data Storytelling, Data Visualization Software, Data Analysis Software, Small Data, Decision Making, Big Data
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Application Performance Management, Prometheus (Software), System Monitoring, Amazon CloudWatch, Grafana, Performance Tuning, Event Monitoring, Frontend Performance, Servers, Performance Management, Cloud Services, Dashboard Creation, Javascript
Intermediate · Course · 1 - 4 Weeks

Niel Asher Education
Skills you'll gain: Patient Communication, Injury Prevention, Exercise Science, Physical Therapy, Human Musculoskeletal System, Kinesiology, General Medicine, Family Medicine, Mobility Assistance, Health And Wellness Coaching, Health Care, Pathology, Human Relations Movement
Intermediate · Specialization · 3 - 6 Months

University of Minnesota
Skills you'll gain: Social Determinants Of Health, Health Equity, Health Disparities, Health Systems, Community Health, Public Health, Health Informatics, Healthcare Ethics, Health Policy, Maternal Health, Public Health and Disease Prevention, Statistical Analysis, Systems Thinking, Statistical Software, Data Analysis, Community Development, Box Plots, Scatter Plots, Climate Change Programs, Environmental Science
Beginner · Specialization · 3 - 6 Months

Johns Hopkins University
Skills you'll gain: Data Import/Export, Web Scraping, Tidyverse (R Package), Data Wrangling, Data Integration, Data Manipulation, JSON, Data Transformation, Relational Databases, R (Software), Google Sheets, Unstructured Data, R Programming, Extensible Markup Language (XML), Spreadsheet Software, Databases, SQL, Data Structures, File I/O, Application Programming Interface (API)
Beginner · Course · 1 - 3 Months

Skills you'll gain: GitHub Copilot
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Electrical Safety, Electric Power Systems, Electrical Equipment, Maintenance, Repair, and Facility Services, Safety Standards, Hardware Troubleshooting, Electrical Systems, Basic Electrical Systems, Safety Assurance, High Voltage, Power Electronics, Sustainable Technologies, Transportation Operations, Emerging Technologies
Beginner · Course · 1 - 4 Weeks

Rutgers the State University of New Jersey
Skills you'll gain: Enterprise Resource Planning, Procurement, Purchasing, Robotic Process Automation, Business Technologies, Supply Chain Systems, Business Process Automation, Technology Solutions, Accounts Payable, AI Enablement, Digital Transformation, Automation, AI Integrations
Intermediate · Course · 1 - 3 Months

EDUCBA
Skills you'll gain: File Systems, Linux Administration, Data Storage Technologies, Linux, Data Loss Prevention, Linux Commands, File Management, Software Installation, Data Maintenance, Data Storage, Data Management, Systems Architecture, System Configuration, Data Integrity, Hardware Architecture, Command-Line Interface, System Monitoring
Intermediate · Course · 1 - 4 Weeks