Computer network courses can help you learn how data moves between devices, how networks are structured, and how to keep them secure and efficient.
The language used throughout the course, in both instruction and assessments.

Skills you'll gain: Open Source Technology, Package and Software Management, Linux, Ubuntu, Operating System Administration, Linux Administration, Linux Commands, Operating Systems, Unix, Command-Line Interface, File Systems, Linux Servers, Unix Commands, Red Hat Enterprise Linux, Bash (Scripting Language), Shell Script, Web Servers, System Configuration, General Networking, Firewall
Build toward a degree
Intermediate · Course · 1 - 3 Months

Scrimba
Skills you'll gain: SQL, Relational Databases, Query Languages, Databases, Stored Procedure, Data Manipulation, Database Management Systems, Data Access, Data Maintenance
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Database Design, Relational Databases, Database Development, Microsoft SQL Servers, SQL, Database Management, Databases, Business Requirements, Web Applications
Beginner · Guided Project · Less Than 2 Hours

Berklee
Skills you'll gain: Musical Composition, Music Performance, Music, Media Production, Music Theory, Instrumental Music, File Management, Performing Arts, Post-Production, Design Thinking, Creativity, Electronic Media, Design Software, Automation, Editing, Technical Support, System Configuration, System Requirements
Intermediate · Specialization · 3 - 6 Months

The Hong Kong University of Science and Technology
Skills you'll gain: Differential Equations, Linear Algebra, Matlab, Engineering Calculations, Engineering Analysis, Numerical Analysis, Finite Element Methods, Integral Calculus, Mathematical Software, Mechanical Engineering, Calculus, Algebra, Applied Mathematics, Mathematical Modeling, Engineering, Advanced Mathematics, Simulation and Simulation Software, Geometry, Computational Thinking, Estimation
Beginner · Specialization · 3 - 6 Months

Pontificia Universidad Católica del Perú
Skills you'll gain: Software Development Life Cycle, Unified Modeling Language, Software Design, Software Engineering, Systems Development, Software Development, Waterfall Methodology, Requirements Analysis
Beginner · Course · 1 - 4 Weeks
Skills you'll gain: Django (Web Framework), Postman API Platform, Restful API, Data Validation, Authentications, Authorization (Computing), Application Programming Interface (API), API Design, JSON, Object-Relational Mapping, Model View Controller, Python Programming
Advanced · Course · 1 - 4 Weeks

Edureka
Skills you'll gain: Angular, Application Deployment, JavaScript Frameworks, Software Testing, Test Tools, Web Development Tools, Unit Testing, Application Performance Management, CI/CD, Continuous Integration, Web Applications, TypeScript, Ajax, Application Lifecycle Management, Secure Coding, Web Development, Code Coverage, Software Architecture, Command-Line Interface, Version Control
Intermediate · Specialization · 1 - 3 Months

University of California, Davis
Skills you'll gain: Dashboard, Data Storytelling, Tableau Software, Data Presentation, Data Visualization, Visual Design, Advanced Analytics, Stakeholder Analysis, Interactive Data Visualization, Data Visualization Software, Design, Data Literacy, Exploratory Data Analysis, Proposal Development, Data Ethics, Data Analysis, Graphing, Visualization (Computer Graphics), Pivot Tables And Charts, Storyboarding
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Pandas (Python Package), Web Scraping, Python Programming, Jupyter, Image Analysis, Text Mining, Data Manipulation, Computer Vision, Data Analysis, Natural Language Processing, Data Visualization Software, Data Science, Applied Machine Learning, Unstructured Data
Intermediate · Course · 1 - 4 Weeks

University of California, Davis
Skills you'll gain: ArcGIS, GIS Software, Spatial Analysis, Data Storytelling, Spatial Data Analysis, Geographic Information Systems, Data Presentation, Geospatial Mapping, Public Health and Disease Prevention, Public Health, Land Management, Geospatial Information and Technology, Heat Maps, Data Sharing, Epidemiology, Community Health, Metadata Management, Image Analysis, Project Management, Global Positioning Systems
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Shell Script, Job Control Language (JCL), Unix Shell, File Management, User Accounts, Operating System Administration, Unix, Package and Software Management, Systems Administration, File Systems, TCP/IP, Unix Commands, System Monitoring, Disaster Recovery, System Software, System Configuration, Operating Systems, Hardware Troubleshooting, Identity and Access Management, Data Centers
Intermediate · Specialization · 3 - 6 Months