Computer network courses can help you learn how data moves between devices, how networks are structured, and how to keep them secure and efficient.

EDUCBA
Skills you'll gain: UI Components, User Interface (UI), User Interface (UI) Design, Event-Driven Programming, Interaction Design, Application Design, Development Environment, Application Development, Application Frameworks
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Package and Software Management, User Accounts, Unix Commands, Unix, Bash (Scripting Language), Command-Line Interface, Kubernetes, Git (Version Control System), GitHub, OS Process Management, Firewall, Ubuntu, Docker (Software), Containerization, Network Monitoring, Unix Shell, File Systems, Shell Script, TCP/IP, Version Control
Beginner · Specialization · 3 - 6 Months

Coursera
Skills you'll gain: Hypertext Markup Language (HTML), HTML and CSS, Cascading Style Sheets (CSS), Web Design, Interactive Design, Color Theory, User Interface (UI), Web Development
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: PostgreSQL, Database Administration, Relational Databases, Database Design, Database Management, Database Architecture and Administration, SQL, Stored Procedure, Databases, Transaction Processing, Data Manipulation, Query Languages
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Campaign Management, Social Media, Content Performance Analysis, Digital Marketing, Social Media Marketing, Digital Media Strategy, Case Studies, Marketing Strategies, Strategic Marketing, Social Media Strategy, Marketing, Marketing Strategy and Techniques, Competitive Analysis, Global Marketing, Facebook, LinkedIn, Business Strategy
Mixed · Course · 1 - 4 Weeks

DeepLearning.AI
Skills you'll gain: LLM Application, Large Language Modeling, Data Processing, Big Data, Applied Machine Learning, Semantic Web, Natural Language Processing
Beginner · Project · Less Than 2 Hours

Arizona State University
Skills you'll gain: Statistical Process Controls, Process Control, Semiconductors, Quality Assurance, Verification And Validation, Electronics Engineering, Manufacturing Operations, Manufacturing Processes, Electronics, Process Improvement, Process Analysis, Product Testing, Reliability, Electronic Components, Electronic Systems, Computer Hardware, Computer Architecture, Hardware Architecture, Thermal Management, Scalability
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Apache Hadoop, Apache Hive, Big Data, Database Design, Extensible Markup Language (XML), Databases, JSON, Data Processing, Data Warehousing, Distributed Computing, Data Analysis, Scalability, Case Studies, Analytics, Data Pipelines, Extract, Transform, Load, Query Languages, Social Media, Data Cleansing, Data Integration
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Object Oriented Programming (OOP), C# (Programming Language), Object Oriented Design, Application Development, Data Structures, Linux
Intermediate · Guided Project · Less Than 2 Hours

Knowledge Accelerators
Skills you'll gain: Customer Service, Problem Solving, Customer Support, Greeting Customers, Help Desk Support, Customer and Client Support, Critical Thinking and Problem Solving, Technical Support and Services, Customer Relationship Management, Interpersonal Communications, Communication, Customer Complaint Resolution, Empathy, Customer Engagement, Customer experience improvement, Process Management
Beginner · Course · 1 - 3 Months

Skills you'll gain: Prototyping, Figma (Design Software), Usability, User Interface (UI), User Experience Design, Wireframing, Mockups, Collaborative Software, User Centered Design, Web Design
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Responsive Web Design, HTML and CSS, Web Design, Application Deployment, Cascading Style Sheets (CSS), Development Environment, Webpack, Animations, Javascript, Front-End Web Development, UI Components, Typography
Beginner · Course · 1 - 3 Months