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Exam 1z0-809 topic 1 question 126 discussion

Actual exam question from Oracle's 1z0-809
Question #: 126
Topic #: 1
[All 1z0-809 Questions]

Given the definition of the Book class:

Which statement is true about the Book class?

  • A. It demonstrates encapsulation.
  • B. It is defined using the factory design pattern.
  • C. It is defined using the singleton design pattern.
  • D. It demonstrates polymorphism.
  • E. It is an immutable class.
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Suggested Answer: A 🗳️
by samtash1034 at Jan. 6, 2022, 4:12 a.m.

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steefaand
5 months, 4 weeks ago
Selected Answer: A
A is correct since all fields are private and getter and setter methods are public.
upvoted 1 times
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duydn
10 months, 2 weeks ago
Selected Answer: A
A is correct. Reason: make fields are private and provide setter and getter methods.
upvoted 1 times
...
samtash1034
2 years, 7 months ago
a，tested
upvoted 1 times
...
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C (25%)
B (20%)
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