Learn Modula2 - 10 Code Examples & CST Typing Practice Test
Modula-2 is a statically typed, modular, procedural programming language designed for systems programming and teaching structured programming concepts, created as a successor to Pascal.
Learn MODULA2 with Real Code Examples
Updated Nov 21, 2025
Learning Path
Learn basic Pascal syntax
Understand modules and separate compilation
Practice writing procedures and functions
Explore records, arrays, and pointers
Build small modular projects
Skill Improvement Plan
Week 1: Variables, types, and control structures
Week 2: Procedures, functions, and modules
Week 3: Records, arrays, and pointers
Week 4: Multi-module projects and linking
Week 5: Systems programming exercises
Interview Questions
What is Modula-2 and how does it differ from Pascal?
Explain the module system in Modula-2.
How do you handle pointers and records?
Describe separate compilation and linking in Modula-2.
What are typical applications of Modula-2?
Cheat Sheet
MODULE Name; … END Name. - define module
IMPORT ModuleName; - use another module
VAR x: INTEGER; - declare variable
PROCEDURE Foo(); - define procedure
BEGIN … END; - block or program body
Books
Programming in Modula-2 by Niklaus Wirth
Modula-2: An Introduction to Modular Programming
The Programming Language Modula-2
Structured Programming with Modula-2
Systems Programming in Modula-2
Tutorials
Basic Modula-2 syntax and types
Procedures, functions, and control flow
Module interface and implementation
Records, arrays, sets, and pointers
Building multi-module programs
Official Docs
Niklaus Wirth Modula-2 publications
ISO/IEC 10514 standard documents
Compiler manuals (XDS Modula-2, GNU Modula-2)
Community Links
Modula-2 mailing lists
Academic forums for structured programming
GitHub repositories for Modula-2 projects
Compiler-specific forums
University course materials
Community Support
Modula-2 mailing lists
Academic forums and university courses
Legacy compiler communities
GitHub and source archives for reference
Documentation from Niklaus Wirth and ETH Zurich
Frequently Asked Questions about Modula2
What is Modula2?
Modula-2 is a statically typed, modular, procedural programming language designed for systems programming and teaching structured programming concepts, created as a successor to Pascal.
What are the primary use cases for Modula2?
Teaching structured and modular programming. Systems programming and embedded applications. Operating system and compiler development. Prototyping modular software architectures. Applications requiring strong type safety
What are the strengths of Modula2?
Enforces disciplined programming with strong typing. Supports modular software design. Good for systems programming and low-level operations. Readable syntax similar to Pascal. Facilitates separate compilation and encapsulation
What are the limitations of Modula2?
Limited modern library ecosystem. Mostly academic or legacy use today. No native support for GUI programming. Not widely adopted in industry. Less flexible compared to modern object-oriented languages
How can I practice Modula2 typing speed?
CodeSpeedTest offers 10+ real Modula2 code examples for typing practice. You can measure your WPM, track accuracy, and improve your coding speed with guided exercises.