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Exam 1z0-829 topic 1 question 11 discussion

Actual exam question from Oracle's 1z0-829
Question #: 11
Topic #: 1
[All 1z0-829 Questions]

Given the code fragment:

Which set of class definitions compiles?

  • A. interface Story extends SInt {}
    interface Art extends SInt {}
  • B. public interface Story extends SInt {}
    public interface Art extends SInt {}
  • C. sealed interface Story extends SInt {}
    non-sealed class Art implements SInt {}
  • D. non-sealed interface Story extends SInt {}
    non-sealed interface Art extends SInt {}
  • E. non-sealed interface Story extends SInt {}
    class Art implements SInt {}
Show Suggested Answer Hide Answer
Suggested Answer: D 🗳️
by Tojose at Jan. 11, 2024, 4:02 a.m.

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meltedolive
Highly Voted 1 year, 6 months ago
Right option is D.
upvoted 6 times
...
Tangaizw
Most Recent 8 months, 4 weeks ago
How is C wrong?
upvoted 1 times
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filledapril
1 year ago
if option E is like: E. non-sealed interface Story extends SInt {} non-sealed class Art implements SInt {} , in this case should select the E
upvoted 1 times
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Uteman
1 year ago
D is the correct answer non-sealed opens up for any class to implement
upvoted 1 times
...
TrinhLK
1 year, 2 months ago
D is correct
upvoted 1 times
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minhdev
1 year, 2 months ago
D is correct, Sealed interface allows sealed, non-sealed interface extends it.
upvoted 2 times
...
Samps
1 year, 5 months ago
Selected Answer: D
Right answer is D
upvoted 4 times
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supersquax
1 year, 6 months ago
Right answer is D. E is missing "sealed", "non-sealed" or "final" modifier.
upvoted 4 times
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Tojose
1 year, 6 months ago
The right option is D. non-sealed interface Story extends SInt {} non-sealed interface Art extends SInt {}, because the class in option E require an modifier
upvoted 3 times
...
Community vote distribution
A (35%)
C (25%)
B (20%)
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