Java Data Structures courses can help you learn about arrays, linked lists, stacks, queues, and hash tables. You can build skills in algorithm efficiency, data manipulation, and implementing search and sort techniques. Many courses introduce tools like Eclipse or IntelliJ IDEA, which support coding practices and debugging, allowing you to apply your knowledge in real coding environments. You'll also explore concepts such as recursion and tree structures, enhancing your ability to tackle complex programming challenges.

Infosec
Skills you'll gain: Responsible AI, Artificial Intelligence, Artificial Intelligence and Machine Learning (AI/ML), Data Ethics, Governance, Law, Regulation, and Compliance, Program Development, Information Privacy, Legal Strategy, Data Security, Generative AI, Machine Learning, Computer Security, Risk Management
Beginner · Course · 1 - 3 Months

Skills you'll gain: Oracle Databases, Database Administration, Relational Databases, Database Management Systems, Database Architecture and Administration, Data Import/Export, Patch Management, Database Management, Operational Databases, Multi-Tenant Cloud Environments, Database Software, Data Migration, Data Storage Technologies, Software Installation, Performance Tuning, User Accounts, System Configuration, SQL, Disaster Recovery, Development Environment
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Microsoft 365, Data Integration, Report Writing, IT Automation
Intermediate · Course · 3 - 6 Months

Arizona State University
Skills you'll gain: Strategic Thinking, Strategic Decision-Making, Systems Thinking, Strategic Planning, Business Strategy, Complex Problem Solving, Decision Making, Contingency Planning, Analysis, Trend Analysis, Case Studies, Strategic Prioritization, Competitive Analysis, Data-Driven Decision-Making, Market Intelligence, Performance Analysis
Mixed · Course · 1 - 3 Months

The University of Sydney
Skills you'll gain: Economics, Financial Policy, Economics, Policy, and Social Studies, Financial Regulation, Fiscal Management, International Finance, Public Policies, Policy Analysis, Supply And Demand, Banking, Crisis Intervention
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Responsible AI, Microsoft Azure, Natural Language Processing, Image Analysis, Generative AI, Artificial Intelligence, Azure Active Directory, Cloud Solutions, Computer Vision, OpenAI, Text Mining, Machine Learning, Python Programming, Application Programming Interface (API)
Intermediate · Course · 1 - 3 Months

Dubai College of Tourism
Skills you'll gain: Revenue Management, Market Share, Market Intelligence, Competitive Analysis, Market Analysis, Key Performance Indicators (KPIs), Market Data, Benchmarking, Hospitality, Performance Analysis, Technology Strategies, Process Optimization, Business Technologies, Business Intelligence, Data Analysis, Strategic Thinking, Data Visualization
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Operating System Administration, Remote Access Systems, Local Area Networks, Software Installation, Command-Line Interface, Microsoft Windows, System Configuration, Threat Detection, System Support, Information Technology Operations, Wireless Networks, Network Security, Desktop Support, Information Systems Security, Peripheral Devices, USB, Operating Systems, Computer Hardware, Data Storage Technologies, Hardware Troubleshooting
Beginner · Specialization · 3 - 6 Months

Macquarie University
Skills you'll gain: Criminal Investigation and Forensics, Investigation, File Systems, Mobile Security, Cybersecurity, Data Security, Threat Detection, Data Integrity, Graphical Tools, Digital Communications, Malware Protection, File Management, Computer Security Incident Management, Incident Response, Mobile Development Tools, Data Storage, Real Time Data, Disaster Recovery, Network Analysis, Regulation and Legal Compliance
Beginner · Course · 1 - 3 Months

Starweaver
Skills you'll gain: Data Storytelling, Business Writing, Sales Presentation, Concision, Sales Strategy, Writing, Persuasive Communication, Customer Relationship Management (CRM) Software, Storytelling, Responsible AI, Sales, Business Communication, Google Gemini, Anthropic Claude, Business Leadership, Sales Enablement, Generative AI, Communication, Proposal Writing, Communication Strategies
Intermediate · Specialization · 1 - 3 Months

Universitat de Barcelona
Skills you'll gain: Physical Science, Safety Assurance, Mathematical Modeling, Predictive Modeling, Time Series Analysis and Forecasting, Global Positioning Systems, Simulation and Simulation Software, Risk Control, Communication Systems
Mixed · Course · 1 - 3 Months

Skills you'll gain: Sampling (Statistics), Statistical Methods, Descriptive Statistics, Statistical Visualization, Data Import/Export, Pareto Chart, Histogram, Statistical Analysis, R (Software), Box Plots, R Programming, Data Synthesis, Probability Distribution, Probability & Statistics, Exploratory Data Analysis, Statistics, Statistical Hypothesis Testing, Data Science
Beginner · Guided Project · Less Than 2 Hours