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.

Korea Advanced Institute of Science and Technology(KAIST)
Skills you'll gain: Scala Programming, Programming Principles, Theoretical Computer Science, Other Programming Languages, Computer Programming, Computational Logic, Functional Design, Data Structures, Memory Management, System Implementation, Data Mapping
Mixed · Course · 1 - 3 Months

Birla Institute of Technology & Science, Pilani
Skills you'll gain: Java Programming, Java, Object Oriented Programming (OOP), Object Oriented Design, File I/O, Programming Principles, Computer Programming, Code Reusability, Data Structures, Software Engineering, Program Development, Data Access, Data Persistence, Unit Testing, Debugging, OS Process Management, Performance Tuning
Build toward a degree
Intermediate · Course · 1 - 3 Months

University of London
Skills you'll gain: Debugging, Development Environment, Javascript, Computer Programming Tools, Visualization (Computer Graphics), Program Development, JavaScript Frameworks, Computer Graphics, Software Development Tools, Computer Programming, Event-Driven Programming, Interactive Design, Human Computer Interaction, Programming Principles, Data Management, Maintainability
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Oracle Databases, Memory Management, Database Administration, Database Management, Database Architecture and Administration, Performance Tuning, Server Administration, Data Maintenance, User Accounts, Disaster Recovery, Data Storage, Role-Based Access Control (RBAC), Identity and Access Management, System Configuration, Authentications
Intermediate · Course · 1 - 3 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

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

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

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

Skills you'll gain: User Accounts, Operating System Administration, Unix, Systems Administration, File Systems, User Provisioning, System Monitoring, Unix Commands, System Configuration, Identity and Access Management, Performance Tuning, Data Storage
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Linux, Scripting, Linux Administration, Linux Commands, Scripting Languages, Operating System Administration, Data Persistence, Bash (Scripting Language), Shell Script, Unix Shell, Systems Administration, IT Automation, Software Installation, Command-Line Interface, Object-Relational Mapping, YAML, System Programming, Python Programming, Persistence, Operational Efficiency
Mixed · Course · 1 - 3 Months

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

Johns Hopkins University
Skills you'll gain: GitHub, Unix Shell, Unix, Git (Version Control System), Unix Commands, Version Control, Bash (Scripting Language), grep, Cloud Hosting, Ubuntu, Command-Line Interface, Cloud Computing, Shell Script, Linux, Mac OS, Scripting, Scripting Languages, File Management
Beginner · Course · 1 - 3 Months