자격증/OCJP_ExamC
QUESTION 7
IT grow.
2018. 7. 21. 16:37
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QUESTION 7Which four statements are true? (Choose four.)A. Has-a relationships should never be encapsulated.B. Has-a relationships should be implemented using inheritance.C. Has-a relationships can be implemented using instance variables.D. Is-a relationships can be implemented using the extends keyword.E. Is-a relationships can be implemented using the implements keyword.F. The relationship between Movie and Actress is an example of an is-a relationship.G. An array or a collection can be used to implement a one-to-many has-a relationship.Solution : CDEG
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