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Oracle Java SE 11 Developer Sample Questions (Q246-Q251):

NEW QUESTION # 246
Given the declaration:

Which two annotations may be applied at Loc1 in the code fragment? (Choose two.)

A. @Resource
B. @Resource("Customer1")
C. @Resource(value={{}})
D. @Resource({"Customer1", "Customer2"})
E. @Resource()

Answer: B,D

NEW QUESTION # 247
Given:

What is the result?

A. 2,34,34,5
B. 2,34,54,3
C. 2,34,54,5
D. 2,54,54,5

Answer: D

Explanation:

NEW QUESTION # 248
Given:

You wants to make the reduction operation parallelized.
Which two modifications will accomplish this?

A. Replace line 1 with int sum = numbers. Parallel ( ). Stream ( ). Reduce (0, (n, m ) -> n + m);
B. Replace line 1with int sum = number. Stream ( ) . flatMap (a -> a) .reduce (0, (n, m) -> n +m );
C. Replace line 1 with int sum = numbers. Stream (). Interate (0, a -> a+1. Reduce (0, (n m) -> n+m);
D. Replace line 1with int sum = number.stream. parallel ( ). Reduce (0, (n, m) -> n + m);
E. Replace line 1with int sum = numbers. ParallelStream ( ). Reduce (0, (n, m ) -> n + m);

Answer: B,C

NEW QUESTION # 249
Given:

What is the result?

A. 0
B. 1
C. 2
D. 3

Answer: A

Explanation:

NEW QUESTION # 250
Given the code fragment:

Which can replace line 11?

A. UnaryOperator<Interger >uo = x -> { return x * 3; };
B. UnaryOperator<Interger >uo = (int x) -> x * 3;
C. UnaryOperator<Interger >uo = var x -> { return x 3 ; };
D. UnaryOperator<Interger > uo = (var x ) -> (x * 3);

Answer: D

NEW QUESTION # 251
......

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Oracle 1z1-819 Valid Exam Question, 1z1-819 Test King

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Oracle Java SE 11 Developer Sample Questions (Q246-Q251):

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