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.

L&T EduTech
Skills you'll gain: Electrical Substation, Control Systems, Electrical Systems, High Voltage, Electrical Equipment, Electric Power Systems, Low Voltage, Electrical Power, Electrical Safety, Basic Electrical Systems, Three-Phase, Wiring Diagram, Schematic Diagrams, Technical Standard, Construction
Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: Cybersecurity, Threat Management, Security Controls, Cyber Security Strategy, Threat Detection, Cyber Security Policies, Security Awareness, Computer Security Awareness Training, Cyber Risk, Data Security, Network Security, Enterprise Security, Information Assurance, Incident Response, Data Integrity
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Visualization, Business Analytics, Dashboard, Data Analysis, Data Storytelling, Google Analytics, Marketing Analytics, Data-Driven Decision-Making, Business Metrics, Data Integration, Google Ads
Intermediate · Guided Project · Less Than 2 Hours

Cisco Learning and Certifications
Skills you'll gain: Software-Defined Networking, YAML, Network Architecture, Network Protocols, Network Routing, Computer Networking, Data Modeling, Extensible Markup Language (XML), JSON, Automation, Application Programming Interface (API)
Intermediate · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Android (Operating System), Android Development, Mobile Development, Software Architecture, Live Streaming, Application Frameworks, Performance Tuning, Middleware, Linux, Application Programming Interface (API), Debugging
Intermediate · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Programming Principles, Application Development
Beginner · Project · Less Than 2 Hours

LearnQuest
Skills you'll gain: Apple iOS, iOS Development, Apple software proficiency, Transaction Processing, Mobile Development, User Interface (UI) Design, User Interface (UI), UI Components, Application Development, Payment Systems, User Experience
Advanced · Course · 1 - 4 Weeks

Duke University
Skills you'll gain: Bash (Scripting Language), Shell Script, Scripting, Unix Shell, Linux Commands, Command-Line Interface, Unix Commands, Business Logic, DevOps
Beginner · Guided Project · Less Than 2 Hours

Korea Advanced Institute of Science and Technology(KAIST)
Skills you'll gain: Linear Algebra, Artificial Intelligence, Applied Mathematics, Deep Learning, Machine Learning, Supervised Learning, Mathematical Modeling
Beginner · Course · 1 - 3 Months

Skills you'll gain: Data Centers, Network Security, Virtualization and Virtual Machines, Network Troubleshooting, Network Monitoring, Wide Area Networks, Virtualization, Wireless Networks, Firewall, Hardening, Network Architecture, Network Infrastructure, Virtual Private Networks (VPN), Infrastructure Security, TCP/IP, Cloud Computing, Security Information and Event Management (SIEM), Remote Access Systems, Network Protocols, Internet Of Things
Advanced · Course · 1 - 3 Months

Skills you'll gain: Embedded Software, Debugging, Embedded Systems, Integrated Development Environments, C (Programming Language), Development Environment, Electronic Hardware, Electronics, Software Development Tools, Computer Architecture, Computer Programming
Intermediate · Course · 1 - 4 Weeks

Rice University
Skills you'll gain: Economics, Supply And Demand, Market Dynamics, Tax, Market Analysis, International Relations, Operating Cost, Policy Analysis, Consumer Behaviour, Decision Making
Beginner · Course · 1 - 3 Months