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.

Skills you'll gain: Cyber Security Assessment, Cybersecurity, Security Testing, Computer Security Incident Management, Incident Response, Security Controls, Network Security, Encryption
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Blockchain, Frontend Integration, Transaction Processing, Event-Driven Programming, Front-End Web Development, JavaScript Frameworks, Event Monitoring, Full-Stack Web Development, Development Environment, Web Development, Web Applications, Program Development, React.js, Emerging Technologies, Application Development, Javascript, FinTech
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Debugging, Integrated Development Environments, Data Validation, Web Applications, Scripting, Development Environment, Object Oriented Programming (OOP), Django (Web Framework), Software Testing, Web Development, Customer Data Management, Data Structures, Program Development, Scripting Languages, Business Logic, Financial Data, User Interface (UI), Python Programming, Software Development Methodologies, Programming Principles
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Network Administration, Virtual Local Area Network (VLAN), General Networking, TCP/IP, Local Area Networks, Computer Networking, Command-Line Interface, Network Infrastructure, Wireless Networks, Network Security, Networking Hardware, Network Switches, OSI Models, Network Routing, Network Protocols
Intermediate · Course · 1 - 4 Weeks

Packt
Skills you'll gain: TCP/IP, Network Administration, Virtual Local Area Network (VLAN), Network Routers, Network Routing, General Networking, Ansible, Puppet (Configuration Management Tool), Software-Defined Networking, Local Area Networks, Computer Networking, Command-Line Interface, Network Infrastructure, Wireless Networks, Network Security, Security Awareness, Networking Hardware, Network Protocols, Chef (Configuration Management Tool), Network Troubleshooting
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Timelines, Organizational Skills, Scheduling, Project Coordination, Milestones (Project Management), Time Management, Project Management Software, Project Management, Delegation Skills, Data Visualization, Team Management, Dependency Analysis
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Month End Closing, Variance Analysis, Fraud detection, Bookkeeping, Expense Management, Generally Accepted Accounting Principles (GAAP), Record Keeping, Reconciliation, Income Statement, Data Validation, Payroll Systems, Expense Reports, Financial Statements, Payroll Processing, Business Metrics, Financial Analysis, General Ledger, Financial Reporting, Accounts Payable, Data Entry
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Windows PowerShell, Active Directory, Scripting, Test Script Development, IT Automation, Network Monitoring, Microsoft Windows, Windows Servers, Scripting Languages, User Accounts, Microsoft Servers, Event Monitoring, Command-Line Interface, Network Administration, Remote Access Systems, User Interface (UI), Server Administration, Hypertext Markup Language (HTML), Data Import/Export, Authentications
Beginner · Specialization · 1 - 4 Weeks

University of Michigan
Skills you'll gain: Javascript, Web Design and Development, HTML and CSS, Front-End Web Development, Event-Driven Programming, Data Structures, Data Validation, Programming Principles, User Interface (UI), Debugging
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Debugging, Development Environment, .NET Framework, C# (Programming Language), Microsoft Visual Studio, Programming Principles, Computational Logic, Data Structures
Beginner · Course · 1 - 3 Months

Skills you'll gain: Penetration Testing, Vulnerability Scanning, Cyber Security Assessment, Vulnerability Assessments, Network Security, Network Analysis, Network Protocols, Open Source Technology
Intermediate · Course · 1 - 4 Weeks

The State University of New York
Skills you'll gain: Performance Analysis, Analytics, Data-Driven Decision-Making, Scheduling, Labor Relations, Linear Algebra, Team Performance Management, Data Management, Administration, Contract Management, Team Management, Data Analysis Software, R (Software), Contract Negotiation, Operations Management
Beginner · Course · 1 - 3 Months