Java OCA OCP Practice Question 368

Question

Given: 

class A extends B {
    C tail;
}

Which is true?

  • A. A HAS-A B and A HAS-A C
  • B. A HAS-A B and A IS-A C
  • C. A IS-A B and A HAS-A C
  • D. A IS-A B and A IS-A C
  • E. B IS-A A and A-HAS-A C
  • F. B IS-A A and A IS-A C


C is correct.

Note

Since A extends B, it IS-A B. Since C is an instance variable in A, A HAS-A C.




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