Linux Basics courses can help you learn command line navigation, file management, user permissions, and process management. You can build skills in shell scripting, system monitoring, and troubleshooting common issues. Many courses introduce tools like the Bash shell, Git for version control, and text editors such as Vim or Nano, showing how these skills are applied in real-world environments to manage servers and automate tasks.

LearnKartS
Skills you'll gain: Penetration Testing, Distributed Denial-Of-Service (DDoS) Attacks, MITRE ATT&CK Framework, Cryptography, Cyber Threat Intelligence, Cyber Threat Hunting, Cybersecurity, Cyber Security Assessment, Cyber Security Strategy, Computer Security, Threat Modeling, Security Testing, Secure Coding, Cyber Attacks, Cloud Infrastructure, Email Security, Security Controls, Security Awareness, Cyber Risk, Security Strategy
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Customer Success Management, Salesforce, Dashboard, Sales Operations, Service Management, Customer Relationship Management, Customer Relationship Management (CRM) Software, Sales Support, Data Visualization, Customer Support, Sales Management, Customer and Client Support, Customer Service, Inside Sales, Data Storytelling, Performance Reporting, Business Reporting, Data-Driven Decision-Making
Beginner · Course · 1 - 4 Weeks

EDUCBA
Skills you'll gain: C (Programming Language), Embedded Systems, Embedded Software, Debugging, System Programming, Systems Architecture, Hardware Architecture, Microarchitecture, Computer Architecture, Data Structures, Computer Hardware, Peripheral Devices, Memory Management, Data Storage
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Pandas (Python Package), Data Analysis, Analytics, Exploratory Data Analysis, Data Manipulation, Jupyter, Data Processing, Data Wrangling, Matplotlib, Data Visualization, Programming Principles, Data Cleansing, Data Visualization Software, Python Programming
Beginner · Course · 1 - 3 Months

University of Michigan
Skills you'll gain: Surveys, UI/UX Research, User Research, Survey Creation, A/B Testing, Web Analytics, User Experience, Qualitative Research, Usability Testing, Research Methodologies, Web Analytics and SEO, Data Collection, Research Design, Experimentation, Sample Size Determination
Beginner · Course · 1 - 3 Months

Saïd Business School, University of Oxford
Skills you'll gain: Environmental Social And Corporate Governance (ESG), Sustainability Reporting, Sustainable Business, Business Reporting, Corporate Sustainability, Sustainable Development, Stakeholder Engagement, Governance, Financial Reporting, Performance Reporting, Business Metrics, Stakeholder Management, Sustainability Standards, Environmental Issue, Risk Management, Business Ethics, Social Impact, Business Risk Management, Corporate Strategy, Finance
Beginner · Specialization · 1 - 3 Months

Harvard Business Review
Skills you'll gain: Budget Management, Financial Statements, Business Planning, Generative AI, Strategic Thinking, Business Acumen, Financial Statement Analysis, Critical Thinking, Plan Execution, Financial Acumen, Prompt Engineering, Strategic Decision-Making, Financial Management, Budgeting, Business Leadership, Responsible AI, Strategic Leadership, Data-Driven Decision-Making, Business Modeling, Digital Transformation
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Bayesian Statistics, Descriptive Statistics, Statistical Hypothesis Testing, Statistical Inference, Statistical Software, Sampling (Statistics), Data Modeling, Statistics, Probability & Statistics, Statistical Analysis, Statistical Methods, Statistical Modeling, Marketing Analytics, Tableau Software, Data Analysis, Spreadsheet Software, Analytics, Descriptive Analytics, Time Series Analysis and Forecasting, Regression Analysis
Beginner · Course · 1 - 3 Months

University of California, Davis
Skills you'll gain: SQL, Data Quality, Complex Problem Solving, Data Visualization, JSON, Query Languages, Business Metrics, Business Reporting, Data Validation, Data Cleansing, Data Presentation, Forecasting, Data Analysis, Predictive Analytics, Data Manipulation
Intermediate · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Unix Commands, Bioinformatics, grep, Unix Shell, Unix, Data Management, Information Management, Command-Line Interface, Linux Commands, Molecular Biology, Bash (Scripting Language), Big Data, Data Manipulation, File Management, Data Analysis Software, Data Processing, Bed Management, Life Sciences, Text Mining
Mixed · Course · 1 - 4 Weeks
DeepLearning.AI
Skills you'll gain: Model Evaluation, Data Analysis, Jupyter, Artificial Intelligence and Machine Learning (AI/ML), Exploratory Data Analysis, Data Ethics, Machine Learning Algorithms, Artificial Intelligence, Model Training, Machine Learning, Applied Machine Learning, Responsible AI, Data Manipulation, Supervised Learning, Information Privacy, AI literacy, Environmental Monitoring, Healthcare Ethics, Public Health
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Generative AI, Cloud Computing Architecture, Generative AI Agents, Systems Development Life Cycle, Cloud Deployment, Artificial Intelligence and Machine Learning (AI/ML), Cloud Services, Database Management Systems, Artificial Intelligence, Software Development Methodologies, Data Strategy, Database Application, Programming Principles, Data Storage Technologies, Cross Platform Development, Package and Software Management, Data-Driven Decision-Making, Computer Programming, Other Programming Languages
Beginner · Course · 1 - 3 Months