Given:

What is the result?

• A.b1
• B.2
• C.b2
• D.1
• E.b3
• F.3
• G.The compilation fails due to an error in line 1.

Correct Answer: F

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Given:

Which two interfaces can be used in lambda expressions? (Choose two.)

• A.MyInterface5
• B.MyInterface1
• C.MyInterface3
• D.MyInterface4
• E.MyInterface2

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var numbers = List.of(0,1,2,3,4,5,6,7,8,9);
You want to calculate the average of numbers. Which two codes will accomplish this? (Choose two.)

• A.double avg = numbers.stream().parallel().averagingDouble(a -> a);
• B.double avg = numbers.parallelStream().mapToInt (m -> m).average().getAsDouble ();
• C.double avg = numbers.stream().mapToInt (i -> i).average().parallel();
• D.double avg = numbers.stream().average().getAsDouble();
• E.double avg = numbers.stream().collect(Collectors.averagingDouble(n -> n));

Correct Answer: B,D

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Given the code fragment:

What is the result?

• A.ab cd ef
• B.An ArrayIndexOutOfBoundsException is thrown at runtime.
• C.abc def
• D.ad be cf
• E.The compilation fails.

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Given:

Which two lines of code when inserted in line 1 correctly modifies instance variables? (Choose two.)

• A.tCount = tCount;
• B.cCount = setCCount(c);
• C.aCount = a;
• D.setCCount(c) = cCount;
• E.setGCount(g);

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