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: Secure Coding, Kotlin, Mobile Security, Android (Operating System), Android Development, Open Web Application Security Project (OWASP), Mobile Development, Security Architecture Review, Application Security, Mobile Development Tools, Data Validation, Data Cleansing, Application Deployment, SQL
Intermediate · Course · 1 - 4 Weeks

The State University of New York
Skills you'll gain: Blockchain, FinTech, Digital Assets, Distributed Computing, Identity and Access Management, Web Applications, Transaction Processing, Payment Processing, Emerging Technologies, Scalability, Technical Standard
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Product Planning, AI Product Strategy, Product Management, New Product Development, Quality Assurance and Control, Sales Strategy, Performance Analysis, Marketing Strategies, Product Marketing, Product Development, Product Lifecycle Management, Promotional Strategies, Quality Control, Quality Assurance, Performance Improvement, Product Improvement, Performance Measurement, Sales Enablement, Cross-Functional Collaboration, Data Analysis
Beginner · Course · 1 - 3 Months

Skills you'll gain: Telecommunications, Internet Of Things, Data Pipelines, Natural Language Processing, Dataflow, Network Performance Management, Automation, Artificial Intelligence and Machine Learning (AI/ML), Wireless Networks, Digital Communications, Emerging Technologies, Generative AI Agents, Computer Networking, Generative AI, Network Architecture, Artificial Intelligence, Network Protocols, Responsible AI, System Design and Implementation, Communication
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Azure DevOps, Azure DevOps Pipelines, Continuous Delivery, CI/CD, DevOps, Devops Tools, Test Planning, Continuous Integration, Software Development Methodologies, Git (Version Control System), Agile Software Development, YAML, Continuous Deployment, GitHub, Agile Methodology, Microsoft Development Tools, Test Automation, Version Control, Agile Project Management, Application Deployment
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Working Capital, Equities, Capital Expenditure, Business Valuation, Accounts Receivable, Cash Flows, Risk Analysis
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Jenkins, Selenium (Software), GitHub, Git (Version Control System), Performance Testing, Continuous Integration, CI/CD, Apache Maven, Version Control, Test Script Development, Test Automation, System Testing, Test Tools, Object Oriented Programming (OOP), Continuous Delivery, Test Data, Java Programming, Java, Test Case, Software Testing
Beginner · Specialization · 3 - 6 Months

Simplilearn
Skills you'll gain: Social Media, Social Media Marketing, Social Media Management, Social Media Strategy, Social Media Content, Social Media Campaigns, Content Performance Analysis, Social Media Analytics, Brand Management, Campaign Management, Instagram, Content Creation, Performance Analysis, Branding, Campaign Planning, Performance Measurement, Target Audience, Content Scheduling, Brand Strategy, Digital Marketing Tools
Beginner · Course · 1 - 4 Weeks

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

University of Colorado Boulder
Skills you'll gain: Systems Thinking, Sustainable Systems, Environmental Laws, Sustainable Development, Land Management, Climate Change Adaptation, Land Development, Climate Change Programs, Community Development, Environmental Policy, Social Impact, Social Justice, Environmental Issue, Environment, Socioeconomics, Economic Development, Diversity Equity and Inclusion Initiatives, Policy Development, Climate Change Mitigation, Petroleum Industry
Beginner · Course · 1 - 3 Months

Università di Napoli Federico II
Skills you'll gain: Object Oriented Programming (OOP), Python Programming, Computer Programming, Scripting Languages, Scripting, Programming Principles, Data Manipulation, Data Management, Database Management, Package and Software Management, File Management, File I/O, Databases
Beginner · Course · 1 - 4 Weeks

Dubai College of Tourism
Skills you'll gain: Revenue Management, Hotels and Accommodations, Hotel Operations, Guest Relations, Hospitality Management, Inventory Control, Inventory Management System, Property Management Systems
Beginner · Course · 1 - 4 Weeks