Given:

What is the result?

• A.0
• B.0 4 9
• C.nothing
• D.10

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Given TripleThis.java:

Compiling TripleThis.java gives this compiler warning:
Note: TripleThis.java uses unchecked or unsafe operations.
Which two replacements done together remove this compiler warning?

• A.Replace line 12 with public static int printValue function<Integer, Integer>, f, T num {.
• B.Replace line 9 with function<Integer>, Integer> = X -> { return (integer) x * 3; }.
• C.Replace line 12 with public static void printValue function<Integer> f, int num) {.
• D.Replace line 9 with function<Integer> tripler = x-> - { return (Integer) X * 3 ; }.
• E.Replace line 12 with public static <T> void printValue (Function<T, T> f, T num ) {,

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Given:

What is the result?

• A.[0,0] = Red[0,1] = White[1,0] = Black[1,1] = Blue[2,0] = Yellow[2,1] = Green[3,0] = Violet
• B.[0,0] = Red[1,0] = Black[2,0] = Blue
• C.java.lang.ArrayIndexOutOfBoundsException thrown
• D.[0,0] = Red[0,1] = White[1,0] = Black[2,0] = Blue[2,1] = Yellow[2,2] = Green[2,3] = Violet

Correct Answer: D

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Given:

Which two independent changes will make the Main class compile? (Choose two.)

• A.Move the entire Student class declaration to a separate Java file, Student.java.
• B.Change line 2 to public Student(String classname).
• C.Change line 1 to public class Student {.
• D.Change line 3 to Student student = new Student("Biology");.
• E.Change line 1 to static class Student {.

Correct Answer: B,D

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Given:

Which two methods modify field values? (Choose two.)

• A.setCCount
• B.setAllCounts
• C.setTCount
• D.setGCount
• E.setACount

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