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Exam 1z0-809 topic 1 question 104 discussion

Actual exam question from Oracle's 1z0-809
Question #: 104
Topic #: 1
[All 1z0-809 Questions]

Given the code fragments:
and

What is the result?

  • A. France Optional[NotFound]
  • B. Optional [France] Optional [NotFound]
  • C. Optional[France] Not Found
  • D. France Not Found
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Suggested Answer: D 🗳️
by Tarik2190 at May 18, 2021, 2:57 a.m.

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Tarik2190
Highly Voted 3 years, 2 months ago
Answer is D, public class Test { public static void main (String[] args) { Optional<String> city1 = getCountry("Paris"); Optional<String> city2 = getCountry("Las Vegas"); System.out.println(city1.orElse("Not Found")); if (city2.isPresent()) city2.ifPresent(x -> System.out.println(x)); else System.out.println(city2.orElse("Not Found")); } public static Optional<String> getCountry(String loc) { Optional<String> couName = Optional.empty(); if ("Paris".equals(loc)) couName = Optional.of("France"); else if ("Mimbai".equals(loc)) couName = Optional.of("India"); return couName; } }
upvoted 7 times
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asdfjhfgjuaDCV
Most Recent 4 months, 1 week ago
D is the answer
upvoted 1 times
asdfjhfgjuaDCV
4 months, 1 week ago
import java.util.Optional; public class Main { public static void main(String[] args) { Optional<String> city1 = getCountry("Paris"); Optional<String> city2 = getCountry("Las Vegas"); System.out.println(city1.orElse("Not Found")); if (city2.isPresent()) { city2.ifPresent(x -> System.out.println(x)); } else { System.out.println(city2.orElse("Not Found")); } } public static Optional<String> getCountry(String loc) { Optional<String> couName = Optional.empty(); if ("Paris".equals(loc)) { couName = Optional.of("France"); } else if ("Mumbai".equals(loc)) { couName = Optional.of("India"); } return couName; } }
upvoted 1 times
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steefaand
5 months, 2 weeks ago
Selected Answer: D
D is correct.
upvoted 1 times
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