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.String result = fruits.stream().filter(f > f.contains("n")).findAny();
• B.fruits.stream().filter(f > f.contains("n")).forEachOrdered(System.out::print);
• C.Optional<String> result = fruits.stream().filter(f > f.contains ("n")).findFirst ();
• D.Optional<String> result = fruits.stream().anyMatch(f > f.contains("n"));

Correct Answer: B

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Given the code fragment:

Which "for" loop produces the same output?

• A.Option B
• B.Option C
• C.Option A
• D.Option D

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Given this enum declaration:

Examine this code:
System.out.println(Alphabet.getFirstLetter());
What code should be written at line 3 to make this code print A?

• A.String getFirstLetter() { return A.toString(); }
• B.static String getFirstLetter() { return A.toString(); }
• C.final String getFirstLetter() { return A.toString(); }
• D.static String getFirstLetter() { return Alphabet.values()[1].toString(); }

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Examine this excerpt from the declaration of the java.se module:

What does the transitive modifier mean?

• A.Any module that attempts to require the java.se module actually requires the java.sql module instead.
• B.Any module that requires the java.se module does not need to require the java.sql module.
• C.Any module that requires the java.sql module does not need to require the java.se module.
• D.Only a module that requires the java.se module is permitted to require the java.sql module.

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Given:

What is required to make the Foo class thread safe?

• A.Make the declaration of lock static.
• B.Replace the lock constructor call with new ReentrantLock (true).
• C.No change is required.
• D.Move the declaration of lock inside the foo method.

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