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.

Alfaisal University | KLD
Skills you'll gain: Personal Development, Professional Development, Time Management, Telecommuting, Organizational Skills, Productivity, Stress Management, Prioritization, Goal Setting
★ 4.8 (55) · Beginner · Course · 1 - 4 Weeks

Logical Operations
Skills you'll gain: Power BI, Business Reporting, Microsoft Power Platform, Business Intelligence, Business Intelligence Software, Data Visualization Software, Data Analysis, Microsoft Excel, Data Analysis Software, Data Modeling, Data Integration, Data Access, Self Service Technologies, Data Management, Microsoft PowerPoint, Microsoft 365, Microsoft Office
★ 4.5 (6) · Mixed · Course · 1 - 4 Weeks

28DIGITAL
Skills you'll gain: Cybersecurity, Threat Modeling, Cyber Attacks, Information Systems Security, Security Management, Cyber Security Strategy, Cyber Threat Intelligence, Threat Management, Cyber Risk, Cyber Security Assessment, Network Security, Risk Management, Risk Analysis, Data Security, Exploitation techniques, Information Privacy, Vulnerability Assessments, Business Economics
★ 4.8 (12) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Distributed Computing, Java Programming, Load Balancing, Middleware, Database Management Systems, NoSQL, Event-Driven Programming, Databases, Systems Architecture, Software Architecture, Computer Systems, Remote Access Systems, Microservices, Scalability, Service Management, Communication Systems
Intermediate · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Brand Strategy, Market Research, Branding, Target Audience, Target Market, Social Media, Driving engagement, Social Media Marketing, Competitive Analysis, Web Presence, Market Analysis, Marketing, Brand Management, Customer Engagement, Drive Engagement, Social Media Strategy, Integrated Marketing Communications, Newsletters, Performing Arts, Entrepreneurship
★ 4.8 (12) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Unix Shell, Unix Commands, Shell Script, Unix, Command-Line Interface, Scripting, System Monitoring, File Management, File Systems, OS Process Management, Operating Systems, Communication Systems
★ 5 (11) · Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Electrical Power, Electrical Equipment, Electrical Systems, Electric Power Systems, Engineering, Scientific, and Technical Instruments, Mechanical Engineering, Energy and Utilities, System Monitoring, Control Systems, Performance Tuning, Engineering Calculations
★ 4.5 (26) · Intermediate · Course · 1 - 4 Weeks

Edureka
Skills you'll gain: Data Analysis Expressions (DAX), Power BI, Dashboard, Business Intelligence, Data Modeling, Data Storytelling, Extract, Transform, Load, Data Transformation, Data Visualization, Snowflake Schema, Business Analytics, Data Lakes, Data-Driven Decision-Making, Key Performance Indicators (KPIs), Data Analysis, Data Governance, Python Programming, Generative AI, Artificial Intelligence, Data Security
★ 3.6 (7) · Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Product Assortment, Customer Communications Management, Content Management Systems, Retail Management, Retail Store Operations, Payment Processing, Payment Systems, Merchant Services, E-Commerce, Web Content, Product Management, Shipping and Receiving, Sales Tax, Marketing, Account Management, System Configuration, Business
★ 4.8 (15) · Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Restful API, CI/CD, Model View Controller, ASP.NET, Cloud Infrastructure, Continuous Deployment, Load Balancing, OAuth, Continuous Integration, Continuous Delivery, Cloud Computing, Cloud Applications, Cloud Deployment, Application Deployment, Cloud Computing Architecture, API Design, Web Applications, Web Development, .NET Framework, Microservices
★ 4.9 (165) · Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: 3D Modeling, Computer Graphics, 3D Assets, Visualization (Computer Graphics), Computer Graphic Techniques, Creativity, System Configuration
Mixed · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Dashboard Creation, Data Ethics, Predictive Modeling, No-Code Development, Model Deployment, Data Visualization, Data Presentation, Responsible AI, Data-Driven Decision-Making, Interactive Data Visualization, Advanced Analytics, Product Improvement, Business Intelligence, Artificial Intelligence and Machine Learning (AI/ML), Business Analytics, Data Cleansing, Data Preprocessing, Business Metrics, Predictive Analytics, Data Architecture
Beginner · Specialization · 1 - 3 Months