COBOL courses can help you learn programming fundamentals, data processing, file handling, and business application development. You can build skills in debugging, optimizing code, and working with legacy systems. Many courses introduce tools like IBM's Enterprise COBOL and Micro Focus Visual COBOL, that support maintaining and modernizing existing applications in various industries. You'll also explore concepts such as structured programming, report generation, and database integration, all of which are crucial for effective COBOL programming.

Skills you'll gain: z/OS, Computer Architecture, Mainframe Computing, System Programming, Mainframe Technologies, Computer Programming, Computational Logic, Programming Principles, Job Control Language (JCL), Program Development, Memory Management
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Debugging, z/OS, Job Control Language (JCL), Mainframe Computing, Scripting Languages, Programming Principles, Computer Programming, File I/O, Code Reusability, Data Structures, Command-Line Interface, Data Import/Export, Automation, Data Management, Application Development
Intermediate · Course · 1 - 3 Months

LearnQuest
Skills you'll gain: Oracle SQL Developer, Oracle Databases, PL/SQL, Databases, Relational Databases, SQL, Database Management Systems, Database Architecture and Administration, Stored Procedure, Database Management, Data Management, Network Architecture, Software Development Tools, Change Control
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Storytelling, Data Wrangling, Exploratory Data Analysis, Database Design, Ggplot2, Data Presentation, Data Visualization Software, Data Visualization, Relational Databases, Statistical Visualization, Data Collection, Interactive Data Visualization, Predictive Modeling, Statistical Analysis, Microsoft Excel, Analytical Skills, R (Software), Excel Formulas, Data Cleansing, Data Manipulation
Build toward a degree
Beginner · Professional Certificate · 3 - 6 Months

Skills you'll gain: z/OS, Mainframe Computing, Data Maintenance, Mainframe Technologies, Data Management, Control Panels, Command-Line Interface, User Interface (UI), Remote Access Systems
Intermediate · Course · 1 - 4 Weeks

International Institute of Information Technology, Hyderabad
Skills you'll gain: Hardware Troubleshooting, Computer Engineering, Computer Science, System Programming, Memory Management, Performance Tuning, C (Programming Language), Computational Logic, Numerical Analysis, Algorithms, Debugging
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Job Control Language (JCL), z/OS, Unix, IBM DB2, Database Management Systems, Mainframe Computing, Unix Shell, Operating System Administration, System Programming, Operating Systems, Unix Commands, System Software, Mainframe Technologies, Data Management, Data Storage Technologies, File Systems, Data Storage, System Configuration, File Management, Transaction Processing
Intermediate · Course · 1 - 4 Weeks

University of Michigan
Skills you'll gain: Object Oriented Programming (OOP), Computer Programming, Program Development, Python Programming, Computer Graphics
Intermediate · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Visual Basic (Programming Language), Development Environment, Program Development, Microsoft Development Tools, Microsoft Visual Studio, Programming Principles, .NET Framework, Computer Programming, Integrated Development Environments, Software Development, Software Installation, Debugging
Beginner · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: System Programming, Visual Basic (Programming Language), System Software, Hardware Architecture, Databases, Relational Databases, Algorithms, Computer Architecture, Network Security, Computer Hardware, SQL, Computer Science, Computer Networking, Computer Programming, Network Protocols, Programming Principles, Automation, Cloud Computing, Artificial Intelligence, Debugging
Beginner · Course · 1 - 3 Months

Illinois Tech
Skills you'll gain: Unified Modeling Language, File I/O, Debugging, Object Oriented Programming (OOP), Object Oriented Design, Python Programming, Computer Programming, Programming Principles, System Programming, Pseudocode, Program Development, Event-Driven Programming, Diagram Design, Software Design, Data Import/Export, User Interface (UI), Data Structures, Graphical Tools, UI Components
Build toward a degree
Beginner · Course · 1 - 3 Months

Skills you'll gain: Shell Script, Unix Shell, File Management, File Systems, Unix, Unix Commands, Operating System Administration, Scripting, Operating Systems, File I/O, Command-Line Interface, OS Process Management, Identity and Access Management, System Configuration
Beginner · Course · 1 - 3 Months