# Key Terms — Return Values, Scope (Local vs Global), & Code Reusability

- Link: https://doss.academy/course-3-introduction-to-programming/unit-5-modular-programming-user-defined-methods/lesson-2-return-values-scope-local-vs-global-code-reusability/key-terms/
- Published: 2026-10-18T12:31:14-04:00
- Author: matthew.leffler@jefferson.kyschools.us

Course 3: Introduction to Programming / Unit 5: Modular Programming & User-Defined
Methods / Lesson 2: Return Values, Scope (Local vs Global), & Code Reusability

## Vocabulary focus

Return Value, Local Scope, Global Scope, Name Space, Code Reusability, Side Effect,
Function Output, Lifetime, Variable Binding, Encapsulation

## Build your glossary

For each term or concept, write an explanation in your own words and add an example
from this lesson. Check your explanation against the lesson resources.

  |  Term or concept |  My explanation |  Example |  
   |  ________________ |  ________________ |  ________________ |  
 |  ________________ |  ________________ |  ________________ |