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Exam 1z0-809 topic 1 question 179 discussion

Actual exam question from Oracle's 1z0-809
Question #: 179
Topic #: 1
[All 1z0-809 Questions]

Given the code fragment:
List<String> nL = Arrays.asList("Jim", "John", "Jeff");
Function<String, String> funVal = s -> "Hello : ".concat(s); nL.Stream()
.map(funVal)
.forEach(s-> System.out.print (s));
What is the result?

  • A. Hello : Jim Hello : John Hello : Jeff
  • B. Jim John Jeff
  • C. The program prints nothing.
  • D. A compilation error occurs.
Show Suggested Answer Hide Answer
Suggested Answer: C 🗳️
The program prints nothing because the method is concat.

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Chosen Answer:
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asdfjhfgjuaDCV
4 months, 3 weeks ago
A is the correct answer tested..(if in place of for each map will be there then no output.)
upvoted 1 times
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steefaand
5 months, 3 weeks ago
Selected Answer: A
A is true assuming Stream is typo.
upvoted 1 times
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duydn
10 months, 2 weeks ago
Selected Answer: A
Answer is A. Tested 22/09/2023 nL.Stream() is a typo
upvoted 1 times
...
Svetleto13
3 years, 2 months ago
A,tested
upvoted 1 times
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jduarte
3 years, 6 months ago
The correct answer A if the sentence nL.Stream().map(funVal) .forEach(s-> System.out.print (s)); change nL.stream().map(funVal) .forEach(s-> System.out.print (s)); . Steam is lower case
upvoted 3 times
...
Community vote distribution
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C (25%)
B (20%)
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