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: Predictive Modeling, SAS (Software), Predictive Analytics, Data Literacy, Decision Intelligence, Data Storytelling, Responsible AI, Analytics, Data Analysis, Statistical Modeling, Business Analytics, Data-Driven Decision-Making, Team Oriented, Advanced Analytics, Data Mining, Exploratory Data Analysis, Data Management, Data Visualization Software, Process Design, Data Access
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: IT Service Management, Technical Support and Services, Technical Support, Service Level, Service Management, Help Desk Support, Customer Service, End User Training and Support, Remote Access Systems, Issue Tracking, Technical Communication, Technical Documentation
★ 4.8 (1.2K) · Beginner · Course · 1 - 3 Months

Macquarie University
Skills you'll gain: Human Resource Strategy, Organizational Strategy, Culture Transformation, Organizational Structure, Human Resources, Organizational Effectiveness, Workforce Planning, Organizational Development, Human Resources Management and Planning, Organizational Change, Strategic Leadership, Operational Risk, Plan Execution, Internal Controls, Risk Mitigation, Risk Management, Business Strategy, Business Systems, Key Performance Indicators (KPIs), Report Writing
★ 4.9 (1.8K) · Beginner · Course · 1 - 3 Months

LearnQuest
Skills you'll gain: Network Troubleshooting, Scenario Testing, Desktop Support, Hardware Troubleshooting, Help Desk Support, Information Technology, Technical Support, Network Infrastructure, Cloud Computing, Simulations, System Support, General Networking, Cloud Services, Computer Hardware, Network Security, Operating Systems
★ 3.3 (109) · Beginner · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Model Optimization, MLOps (Machine Learning Operations), Model Deployment, Model Training, Systems Design, Tensorflow, Hybrid Cloud Computing, Google Cloud Platform, Performance Tuning, Machine Learning, Distributed Computing, Dependency Analysis, Data Pipelines
★ 4.6 (1K) · Advanced · Course · 1 - 3 Months

Skills you'll gain: Data Ethics, Prompt Engineering, AI literacy, Responsible AI, Data Synthesis, Personally Identifiable Information, LLM Application, Information Privacy, Large Language Modeling, Qualitative Research, Data Integrity, Performance Analysis, Key Performance Indicators (KPIs), Performance Measurement, Variance Analysis, Gap Analysis, Market Opportunities, Business Development, Business Strategy, Business Planning
Beginner · Course · 1 - 4 Weeks

Universitat Politècnica de València
Skills you'll gain: Microsoft Excel, Pivot Tables And Charts, Spreadsheet Software, Business Intelligence, Data Import/Export, Excel Formulas, Data Analysis, Data Validation, Data Cleansing, Analysis, Data Manipulation, Data Management, Productivity Software, Data Presentation
Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: Oral Comprehension, Active Listening, Consultative Selling, B2B Sales, Customer Insights, Price Negotiation, Auditing, Customer Relationship Management, Sales Enablement, Customer Relationship Management (CRM) Software, Verbal Communication Skills, Needs Assessment, Communication Strategies, Analysis
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Node.JS, Authentications, MongoDB, Back-End Web Development, Data Modeling, Redis, Restful API, JSON, Application Programming Interface (API), API Design, Geospatial Information and Technology, Development Environment, Scalability, Data Validation, Debugging
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Tax Compliance, Registration, Sales Tax, Tax, Regulatory Compliance, Tax Management, Compliance Management, Law, Regulation, and Compliance, Tax Laws, Regulatory Requirements, E-Commerce, Verification And Validation, Finance
Mixed · Course · 1 - 3 Months

Skills you'll gain: Banking, Project Finance, Banking Services, Cash Management, Commercial Banking, Commercial Lending, Working Capital, Corporate Finance, Lending and Underwriting, Loans, Financial Services, Relationship Management, Financial Management, Financial Analysis, Corporate Strategy, Cash Flows, Customer Relationship Management, Environmental Social And Corporate Governance (ESG), Business Relationship Management, Hedge Accounting
★ 5 (11) · Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Verbal Communication Skills, Oral Expression, Interviewing Skills, Communication, Telephone Skills, Non-Verbal Communication, Interpersonal Communications, Professionalism, Social Skills, Professional Development, Writing, Business Research, Business Writing
Mixed · Course · 1 - 4 Weeks