Ruby Advanced Quiz 1

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Quiz 1
1. Which method is used to hook into class inheritance to perform actions when a class is subclassed?
2. What does the `binding` method return?
3. Which method is used to remove an object from the garbage collector's reach?
4. What is the primary purpose of a `Refinement` in Ruby?
5. Which method allows you to define a method on a specific instance (singleton class)?
6. How does `prepend` differ from `include` in the method lookup chain?
7. What does `method_missing` return when it is overridden to handle unknown method calls?
8. Which object represents the 'singleton class' of an instance?
9. What is the purpose of `BasicObject`?
10. Which method would you use to convert a method into an object?
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