Study Java data structures for efficient programming. Learn about arrays, linked lists, stacks, queues, and their implementations in Java.

Edureka
Skills you'll gain: Responsible AI, Data Ethics, Threat Modeling, LLM Application, Generative AI, Google Gemini, Artificial Intelligence, Cloud Security, Governance Risk Management and Compliance, Cyber Security Strategy, Security Strategy, Artificial Intelligence and Machine Learning (AI/ML), Computer Security Awareness Training, Network Security, Security Management, Cyber Attacks, Cyber Security Policies, Natural Language Processing, Risk Management, Supply Chain
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Networking Hardware, TCP/IP, Network Security, Network Protocols, Endpoint Detection and Response, Network Routing, Cybersecurity, Local Area Networks, Dynamic Host Configuration Protocol (DHCP), Firewall, General Networking, Information Systems Security, Intrusion Detection and Prevention, Endpoint Security, Network Infrastructure, Network Planning And Design, Wireless Networks, Security Information and Event Management (SIEM), Network Analysis, Data Loss Prevention
Intermediate · Course · 1 - 3 Months
Universidade de São Paulo
Skills you'll gain: Search Engine Marketing, Digital Marketing, Email Marketing, Google Ads, Marketing Strategies, Search Engine Optimization, Google Analytics, Online Advertising, A/B Testing, Pay Per Click Advertising, Advertising Campaigns, Web Analytics, Digital Advertising, Facebook, Campaign Management, Marketing Analytics, Return On Investment, Performance Measurement
Beginner · Course · 1 - 3 Months

AI CERTs
Skills you'll gain: Medical Imaging, Healthcare Ethics, Precision Medicine, Health Care Procedure and Regulation, Health Informatics, Predictive Analytics, AI Personalization, Machine Learning, Natural Language Processing, Healthcare Industry Knowledge, Clinical Monitoring, Artificial Intelligence and Machine Learning (AI/ML), Diagnostic Radiology, Patient Communication, Generative AI, Generative AI Agents, Computer Science, Medical Support, Business Strategy, Business
Intermediate · Course · 1 - 3 Months

Microsoft
Skills you'll gain: Game Design, Software Development, Development Environment, Software Documentation, Data Validation, Javascript, Debugging, Maintainability, Data Structures, Software Design, Computer Programming, Data Management
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Responsible AI, Data Ethics, Generative AI, Creativity, Prompt Engineering, Ideation, Brainstorming, Adobe Creative Cloud, Artificial Intelligence, Innovation, Design Thinking, Content Creation, Scalability, Multimedia, Storytelling, Visual Design, Content Strategy
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Prompt Engineering, LangChain, Tool Calling, LangGraph, Agentic systems, Multimodal Prompts, Generative AI, LLM Application, Generative AI Agents, Responsible AI, OpenAI, Artificial Intelligence and Machine Learning (AI/ML), Application Design, Application Deployment, Application Development, Large Language Modeling, UI Components, Semantic Web, Artificial Intelligence, Software Development
Advanced · Professional Certificate · 3 - 6 Months

Skills you'll gain: Software Architecture, Systems Development Life Cycle, Systems Architecture, Systems Thinking, Software Design Patterns, Stakeholder Communications, Systems Analysis, Application Design
Beginner · Course · 1 - 3 Months

Skills you'll gain: Linux, Package and Software Management, Linux Administration, Red Hat Enterprise Linux, File Systems, User Accounts, Linux Servers, Operating System Administration, Command-Line Interface, Shell Script, System Configuration, Open Source Technology, Disaster Recovery, Linux Commands, System Monitoring, Unix Commands, Identity and Access Management, Data Storage Technologies, Systems Administration, Web Servers
Beginner · Specialization · 3 - 6 Months

University of Minnesota
Skills you'll gain: Cucumber (Software), Gherkin (Scripting Language), Software Testing, Testability, Test Case, Behavior-Driven Development, Code Coverage, Acceptance Testing, Unit Testing, Functional Testing, Test Automation, JUnit, Requirements Analysis, Java Programming
Intermediate · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Feature Engineering, Tensorflow, MLOps (Machine Learning Operations), Data Processing, Keras (Neural Network Library), Data Pipelines, Data Transformation, Machine Learning, Applied Machine Learning, Data Modeling, Statistical Methods
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Safety Culture, Threat Detection, Cyber Threat Intelligence, Cyber Governance, Cybersecurity, Security Awareness, Responsible AI, Cyber Security Strategy, Threat Management, Leadership, Cyber Risk, Culture Transformation, Cyber Security Policies, Cyber Operations, Cyber Security Assessment, Leadership Development, Cross-Functional Team Leadership, Team Leadership, Team Building, Team Motivation
Beginner · Course · 1 - 4 Weeks