Oracle Exam 1Z0-809 Topic 8 Question 60 Discussion

Actual exam question for Oracle's 1Z0-809 exam

Question #: 60
Topic #: 8

[All 1Z0-809 Questions]

Given the code fragment:

List nL = Arrays.asList(''Jim'', ''John'', ''Jeff'');

Function funVal = s -> ''Hello : ''.contact(s);

nL.Stream()

.map(funVal)

.peek(System.out::print);

What is the result?

AHello : Jim Hello : John Hello : Jeff

BJim John Jeff

CThe program prints nothing.

DA compilation error occurs.

Show Suggested Answer

Suggested Answer: D

by Maybelle at Apr 24, 2024, 08:16 AM

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7 days ago

Hmm, the stream processing looks pretty straightforward. I think I'll go with option A.

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25 days ago

I'm not sure, but I think the answer might be D) A compilation error occurs because there is a syntax error in the code fragment.

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27 days ago

I agree with Rolande, because the code fragment uses map and peek functions to apply the funVal function to each element in the stream.

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28 days ago

I think the answer is A) Hello : Jim Hello : John Hello : Jeff

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