Computer network courses can help you learn about network architecture, protocols, security measures, and troubleshooting techniques. You can build skills in configuring routers and switches, managing firewalls, and optimizing network performance. Many courses introduce tools like Wireshark for packet analysis, Cisco Packet Tracer for simulation, and various network monitoring software, allowing you to apply your knowledge in practical scenarios and enhance your technical expertise.

Scrimba
Skills you'll gain: HTML and CSS, Hypertext Markup Language (HTML), Mobile Development, Web Applications, Web Design and Development, Program Development, ChatGPT, GitHub, Front-End Web Development, Javascript, Application Deployment, Responsive Web Design, Video Game Development, Git (Version Control System), AI Integrations, Cascading Style Sheets (CSS), Database Development, Computer Programming, Database Application, Machine Learning
★ 4.6 (146) · Beginner · Course · 1 - 3 Months

University of California, Irvine
Skills you'll gain: Test Planning, Linux, Embedded Systems, Electronics, Internet Of Things, Embedded Software, Network Protocols, User Requirements Documents, Functional Specification, Electronic Components, Functional Requirement, OSI Models, Basic Electrical Systems, Electronic Hardware, Linux Commands, Operating Systems, Debugging, Application Programming Interface (API), TCP/IP, Python Programming
★ 4.7 (20K) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Cyber Security Assessment, Information Systems Security, Cyber Security Policies, Data Ethics, Cyber Governance, Computer Security, Technical Communication, General Data Protection Regulation (GDPR)
★ 4.7 (109) · Beginner · Course · 1 - 4 Weeks

Vanderbilt University
Skills you'll gain: Git (Version Control System), Version Control, Android Development, File I/O, Android (Operating System), Android Studio, Mobile Development, Data Persistence, Java Programming, Application Development, Event-Driven Programming, Computer Programming
★ 4.2 (801) · Mixed · Course · 1 - 3 Months

Skills you'll gain: Code Reusability, Kotlin, Object Oriented Programming (OOP), Programming Principles, Object Oriented Design, Android Development, Data Structures, Computer Programming, Mobile Development
★ 4.7 (346) · Beginner · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Angular, JavaScript Frameworks, Application Deployment, UI Components, Application Frameworks, Frontend Performance, Server Side, Restful API, Code Reusability, Software Architecture, Maintainability
★ 4.1 (12) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Model Training, Model Evaluation, Predictive Modeling, Data Ethics, Algorithms, Machine Learning, Predictive Analytics, Responsible AI, Artificial Intelligence, AI literacy, Machine Learning Algorithms, Data Collection, Ethical Standards And Conduct, Computational Thinking, Economics
★ 4.7 (581) · Beginner · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Technical Writing, Technical Documentation, Software Documentation, Technical Communication, Layout Design, Writing and Editing, Writing, Collaborative Software, Graphic and Visual Design, Augmented and Virtual Reality (AR/VR), Typography, Proofreading, Multimedia, Content Management, GitHub, Version Control
★ 4.3 (447) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Cloud Infrastructure, Microsoft Azure, Infrastructure As A Service (IaaS), Data Processing, Big Data, Apache Spark, Artificial Intelligence and Machine Learning (AI/ML), Databricks, Infrastructure Security, Data Pipelines, Virtual Networking, Azure DevOps, Virtual Machines, Azure Active Directory, Analytics, Active Directory, Network Security, Model Deployment, Python Programming, Role-Based Access Control (RBAC)
★ 4.4 (1.6K) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Apache Maven, File I/O, Build Tools, Data Import/Export, Object Oriented Programming (OOP), JSON, Java Programming, Debugging, Object Oriented Design, JUnit, Code Reusability, Software Documentation, Programming Principles, Data Structures, File Systems, Computer Programming, Web Services, File Management, Java, Computer Science
★ 4.5 (197) · Beginner · Specialization · 3 - 6 Months

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
★ 4.1 (143) · Beginner · Course · 1 - 4 Weeks

University of California San Diego
Skills you'll gain: Apache Spark, Model Evaluation, Apache Hadoop, Data Integration, Exploratory Data Analysis, Big Data, Classification Algorithms, Graph Theory, Data Pipelines, Network Model, Model Training, Database Design, Data Modeling, Regression Analysis, Data Mining, Data Management, Data Infrastructure, Data Presentation, Data Processing, MongoDB
★ 4.6 (14K) · Beginner · Specialization · 3 - 6 Months