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Answer:

Of course.


Analogy

Boss Object

Objects and references to objects are very common in the real world. But sometimes the distinction is hard to see in a program. Here is an analogy that may help:

object        you

reference     your cell phone number

reference     a slip of paper with your cell phone number on it, 
variable      held by someone who wants to send messages to you

 


QUESTION 7:

Could a slip of paper be blank?