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: Marketing Analytics, Data-Driven Marketing, Probability & Statistics, Regression Analysis, Data-Driven Decision-Making, Data Ethics, Statistical Analysis, Statistical Hypothesis Testing, Customer Insights, Analytical Skills, Customer Analysis, Customer Retention, Correlation Analysis, Descriptive Statistics, Data Analysis, Analytics, Statistical Visualization, Statistical Modeling, Predictive Analytics, Descriptive Analytics
★ 4.9 (12) · Intermediate · Course · 1 - 4 Weeks

EDUCBA
Skills you'll gain: Spring Framework, Spring Boot, Application Development, Redis, Java Programming, Frontend Integration, Object-Relational Mapping, Web Development, Database Development, Integrated Development Environments, Authentications, Application Security, Build Tools, Performance Tuning, Unit Testing, Authorization (Computing), Command-Line Interface, Data Access, Event Monitoring, Software Configuration Management
★ 4.5 (44) · Mixed · Course · 1 - 3 Months

Lecturio
Skills you'll gain: Electocardiography, Cardiac Dysrhythmia, Electrophysiology, Cardiology, Clinical Nursing, Critical Care
★ 5 (11) · Intermediate · Course · 1 - 4 Weeks

DeepLearning.AI
Skills you'll gain: Retrieval-Augmented Generation, Multimodal Prompts, LLM Application, Embeddings, Large Language Modeling, Generative AI, Vector Databases, Image Analysis, Applied Machine Learning
★ 4.5 (43) · Intermediate · Project · Less Than 2 Hours

Politecnico di Milano
Skills you'll gain: Product Lifecycle Management, Climate Change Mitigation, Energy and Utilities, Environmental Science, Sustainable Development, Mathematical Modeling, Sustainable Engineering, Sustainable Systems, Analysis, Microsoft Excel, Process Analysis, Data Literacy, Scenario Testing, Model Optimization, Open Source Technology
★ 4.4 (27) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Application Deployment, Data Maintenance, Network Architecture, Data Storage, Network Infrastructure, Scalability, Issue Tracking, Public Cloud, Information Assurance, General Networking, Network Monitoring, Data Security, Serverless Computing, Network Planning And Design, Network Security, Data Loss Prevention, Remote Access Systems, Hybrid Cloud Computing, Dashboard Creation
★ 4 (23) · Intermediate · Specialization · 1 - 3 Months

DeepLearning.AI
Skills you'll gain: Responsible AI, LLM Application, Large Language Modeling, Google Cloud Platform, Model Training, MLOps (Machine Learning Operations), Fine-tuning, Model Evaluation, Version Control, Supervised Learning
★ 3.9 (36) · Beginner · Project · Less Than 2 Hours

Skills you'll gain: Operational Analysis, Operational Performance Management, Performance Measurement, Performance Analysis, Performance Metric, Performance Improvement, Operating Cost, Data Import/Export, Variance Analysis, Exploratory Data Analysis, Data Analysis, Financial Analysis, Profit and Loss (P&L) Management, Corrective and Preventive Action (CAPA), Operations Management, Plot (Graphics), Waterfall Methodology
Intermediate · Guided Project · Less Than 2 Hours

Alibaba Cloud Academy
Skills you'll gain: Cloud Deployment, Cloud Computing, Operating System Administration, Cloud Management, Infrastructure As A Service (IaaS), Cloud Infrastructure, Cloud Services, Database Management, Relational Databases, Systems Administration, Database Administration, Cloud Storage, Databases, System Monitoring, MySQL, Network Troubleshooting, Cloud Security, Event Monitoring, IT Management, Network Monitoring
Beginner · Course · 1 - 3 Months

LearnQuest
Skills you'll gain: Kubernetes, Role-Based Access Control (RBAC), CI/CD, Application Deployment, Network Troubleshooting, DevOps, Performance Tuning, Scalability, Continuous Integration, Containerization, Continuous Delivery, Continuous Deployment, Package and Software Management, Authorization (Computing), Network Security, Identity and Access Management, Network Routing, Cyber Security Policies, IT Automation, System Monitoring
★ 3.8 (31) · Advanced · Specialization · 1 - 3 Months

KodeKloud
Skills you'll gain: Ansible, Configuration Management, Code Reusability
★ 4.2 (16) · Beginner · Course · 1 - 4 Weeks

LearnKartS
Skills you'll gain: Stakeholder Engagement, Program Management, Stakeholder Management, Project Management Institute (PMI) Methodology, Project Management Life Cycle, Governance, Stakeholder Analysis, Project Management, Benefits Administration, Program Implementation, Program Evaluation, Organizational Strategy, Performance Measurement, Program Standards
★ 4.3 (40) · Intermediate · Course · 1 - 4 Weeks