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Oracle Java SE 11 Developer Sample Questions (Q116-Q121):
NEW QUESTION # 116
Given:
var fruits = List.of("apple", "orange", "banana", "lemon");
You want to examine the first element that contains the character n. Which statement will accomplish this?
- A. Optional<String> result = fruits.stream().anyMatch(f -> f.contains("n"));
- B. Optional<String> result = fruits.stream().filter(f -> f.contains ("n")).findFirst ();
- C. String result = fruits.stream().filter(f -> f.contains("n")).findAny();
- D. fruits.stream().filter(f -> f.contains("n")).forEachOrdered(System.out::print);
Answer: D
Explanation:
NEW QUESTION # 117
Given:
What is the result?
- A. 3 5 3 3
- B. 3 3 3 3
- C. 5 5 3 3
- D. 3 5 3 5
Answer: A
Explanation:
NEW QUESTION # 118
Given:
Which two codes, independently, can be inserted in line to 1 compile?
- A. Abacus aba = v, w -> x * y;
- B. Abacus aba = (a, b) -> a * b;
- C. Abacus aba = (int m, int n) -> { m * n };
- D. Abacus aba = (int i, j) -> ( return i * j; };
- E. Abacus aba = (int e, int f) -> { return e * f; };
Answer: B,D
NEW QUESTION # 119
Which method throws an exception for not-a-number and infinite input values?
A)
B)
C)
D)
- A. Option C
- B. Option D
- C. Option B
- D. Option A
Answer: D
NEW QUESTION # 120
Given:
This code results in a compilation error.
Which code should be inserted on line 1 for a successful compilation?
- A. Consumer consumer = msg -> { return System.out.print(msg); };
- B. Consumer consumer = var arg -> {System.out.print(arg);};
- C. Consumer consumer = (String args) -> System.out.print(args);
- D. Consumer consumer = System.out::print;
Answer: D
Explanation:
NEW QUESTION # 121
......
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