Abstraction is implemented through classes and includes the specification of both properties and methods.
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Q3: With inheritance, it is possible to build
Q4: Encapsulation allows the internal representation of objects
Q5: The problem with using global variables is
Q6: Polymorphism can be implemented within Ruby by
Q7: A variable with a global scope can
Q9: When included in a class definition, the
Q10: You should assign variables the lowest level
Q11: Polymorphism is the process by which one
Q12: Abstraction involves the restriction of access to
Q13: To use the public , private ,
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