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.

LearnKartS
Skills you'll gain: Mobile Security, Cybersecurity, Penetration Testing, Cloud Security, Malware Protection, Cyber Attacks, Distributed Denial-Of-Service (DDoS) Attacks, Network Security, Security Testing, Cyber Security Assessment, Information Systems Security, Intrusion Detection and Prevention, Cyber Security Strategy, Threat Detection, Cyber Threat Intelligence, Cyber Threat Hunting, Security Controls, Security Awareness, Cyber Risk, Security Strategy
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Data Visualization, Data Presentation, Dashboard, Data Storytelling, Data Visualization Software, Microsoft Excel, Spreadsheet Software, Excel Formulas, Graphing, Pivot Tables And Charts, Data Modeling, Databases, Data Analysis, Simulation and Simulation Software
Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Object Oriented Design, User Story, Real-Time Operating Systems, Systems Engineering, Unsupervised Learning, New Product Development, Field-Programmable Gate Array (FPGA), Failure Analysis, Sustainable Business, Delegation Skills, Sampling (Statistics), Supplier Management, Computer Vision, Accountability, Data Ethics, Data Mining, Sustainability Reporting, Database Design, Generative AI, Sustainable Design
Earn a degree
Degree · 1 - 4 Years

Skills you'll gain: Oracle Databases, Oracle SQL Developer, PL/SQL, Database Administration, Database Architecture and Administration, Relational Databases, Database Management, Database Management Systems, Stored Procedure, Database Design, SQL, Data Storage, Data Management, Performance Tuning, Data Integrity, Security Controls, Authorization (Computing), Identity and Access Management, System Monitoring, User Accounts
Mixed · Course · 1 - 3 Months

Skills you'll gain: People Management, Team Management, Leadership and Management, Professional Development, Relationship Management, Leadership, Collaboration, Willingness To Learn, Communication, AI Product Strategy, Continuous Improvement Process
Beginner · Course · 1 - 4 Weeks

Technical University of Munich (TUM)
Skills you'll gain: Income Statement, Inventory Accounting, Profit and Loss (P&L) Management, Cost Accounting, Gross Profit, Management Accounting, Financial Accounting, Financial Statements, Inventory Management System, Operating Expense
Intermediate · Course · 1 - 4 Weeks

University of Pennsylvania
Skills you'll gain: Human Capital, Employee Retention, Workforce Development, Employee Training, Talent Management, Digital Transformation, Organizational Strategy, Human Resources, Employee Engagement, Supply Chain Management, Human Resources Management and Planning, E-Commerce, Customer experience strategy (CX), Supply Chain, Brand Strategy, Analytics, Brand Management, Marketing Strategies, Customer Insights, Performance Management
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Animations
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Azure Synapse Analytics, Performance Tuning, System Monitoring, Data Lakes, Transact-SQL, Data Analysis Expressions (DAX), Star Schema, Microsoft Azure, Real Time Data, Power BI, Data Warehousing, Analytics, Apache Spark, Data Modeling, SQL Server Integration Services (SSIS), PySpark, Data Pipelines, Data Transformation, Debugging
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Customer Relationship Management (CRM) Software, Customer Relationship Management, Customer experience strategy (CX), Customer Success Management, Customer Acquisition Management, Customer Analysis, Customer Data Management, Brand Loyalty, Customer Retention, Customer Relationship Building, Customer Engagement, Organizational Strategy, Marketing Automation, Case Studies, Value Propositions, Market Analysis, Portfolio Management, Analysis, Business Strategy, Competitive Analysis
Beginner · Specialization · 1 - 3 Months

LearnQuest
Skills you'll gain: Network Troubleshooting, Computer Networking, Desktop Support, Technical Support, Help Desk Support, Cloud Services, Security Management, Operating Systems, Information Technology, Microsoft Windows, Computer Hardware, Wireless Networks
Beginner · Course · 1 - 3 Months

Skills you'll gain: Prompt Engineering, Web Analytics and SEO, Search Engine Optimization, Search Engine Marketing, Generative AI, Google Gemini, Marketing Strategy and Techniques, Blogs, Digital Marketing, Content Marketing, Content Creation, Web Content, Semantic Web, Keyword Research, Content Strategy, Growth Strategies, Artificial Intelligence, Web Analytics, Competitive Analysis, Performance Measurement
Intermediate · Specialization · 1 - 3 Months