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: Cyber Security Policies, Operating System Administration, Enterprise Security, Technical Support and Services
Intermediate · Course · 1 - 3 Months

Banco Interamericano de Desarrollo
Skills you'll gain: Persuasive Communication, Communication, Public Speaking, Emotional Intelligence, Empowerment, Resilience, Personal Development, Professional Networking, Mentorship, Professional Development, Self-Awareness, Branding, Leadership Development, Self-Motivation, Assertiveness, Coaching, Leadership, Empathy, Shared Media, Relationship Building
Beginner · Course · 1 - 4 Weeks

University of Science and Technology of China
Skills you'll gain: Time Management, Adult Learning Principles, Lifelong Learning, Quick Learning, Adult Education, Problem Solving, Learning Strategies, Educational Materials, Productivity, Professional Development, Research, Information Management
Mixed · Course · 1 - 3 Months

Skills you'll gain: Digital Forensics, Cybersecurity, Malware Protection, Data Security, Network Security, Event Monitoring, Network Monitoring, Network Analysis, Operating Systems, Data Integrity, Microsoft Windows, Mac OS, File Systems, Linux, Web Applications
Beginner · Course · 1 - 3 Months

LearnKartS
Skills you'll gain: Distributed Denial-Of-Service (DDoS) Attacks, Cryptography, Vulnerability Scanning, Kubernetes, Cloud Infrastructure, Cyber Security Strategy, Email Security, Virtualization, SQL
Intermediate · Course · 1 - 4 Weeks

Universiteit Leiden
Skills you'll gain: Sustainable Development, Sustainable Design, Sustainable Systems, Environment and Resource Management, Environmental Issue, Natural Resource Management, Waste Minimization, Environmental Science, Pollution Prevention, Resource Utilization, Materials science, Supply And Demand, Social Studies, Inventory Management, Consumer Behaviour
Beginner · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: DevOps, DevSecOps, Process Optimization, Devops Tools, CI/CD, GitHub, Continuous Deployment, Continuous Integration, Software Development Tools, Continuous Delivery, Version Control, Git (Version Control System), Process Improvement, Web Development Tools, Software Development, IT Automation, Digital Transformation, Organizational Development, Cross-Functional Team Leadership, Business Transformation
Intermediate · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Software Quality Assurance, Software Development Life Cycle, Quality Assurance, Software Quality (SQA/SQC), Software Documentation, Functional Testing, Software Testing, Software Development Methodologies, Acceptance Testing, Test Case, Maintainability, Test Planning, Unit Testing, Software Design, Technical Documentation, Waterfall Methodology, Agile Methodology
Beginner · Course · 1 - 4 Weeks

Università di Napoli Federico II
Skills you'll gain: NoSQL, Apache Hadoop, Apache Hive, Big Data, Database Systems, Artificial Intelligence, Data Architecture, Data Infrastructure, Artificial Intelligence and Machine Learning (AI/ML), Database Theory, Distributed Computing, Data Processing, Transaction Processing, Business Intelligence, Data Management
Beginner · Course · 1 - 4 Weeks

MedCerts
Skills you'll gain: Pulmonology, Medical Terminology, Cardiology, Respiratory Care, Respiration, General Medical Tests and Procedures, Hemodynamics, Medical Records, Cardiac Dysrhythmia, Immunology, Pathology, Hematology, Anatomy, Diagnostic Tests, Laboratory Testing, Health Information Management and Medical Records, Physiology
Beginner · Course · 1 - 4 Weeks

Packt
Skills you'll gain: Assertiveness, Empowerment, Oral Expression, Professional Development, Workplace Bullying Intervention, Verbal Communication Skills, Communication, Tactfulness, Communication Strategies, Leadership, Leadership Development, De-escalation Techniques, Rapport Building, Conflict Management, Empathy, Composure, Behavioral Management
Intermediate · Course · 1 - 4 Weeks

Stanford University
Skills you'll gain: Pain Management, Patient Communication, Psychosocial Assessments, Patient Education and Support, Patient-centered Care, Patient Treatment, Mental Health Diseases and Disorders, Stress Management, Clinical Assessment, Communication
Intermediate · Course · 1 - 3 Months