Ruby - Modules and Mixins
Which of the following is the correct way to include a module named
Utilities inside a Ruby class called Toolbox?Which of the following is the correct way to include a module named Utilities inside a Ruby class called Toolbox?
easy📝 Syntax Q3 of 15
Step-by-Step Solution
Solution:
Step 1: Identify correct syntax
To add instance methods from a module, useinclude ModuleNameinside the class.Step 2: Verify class and module usage
The class must be defined withclass, notmodule, andimportis not a Ruby keyword.Final Answer:
class Toolbox include Utilities end -> Option BQuick Check:
Useincludeinside class to add instance methods. [OK]
Quick Trick: Use include inside class to add module instance methods [OK]
Common Mistakes:
- Using extend instead of include
- Using import keyword
- Defining Toolbox as a module instead of class
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