Which usage represents a valid way of compiling java source file with the name "Main"?

• A.javac Main.java
• B.java Main.class
• C.java Main.java
• D.javac Main
• E.java Main

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Given the code fragment:

What is the result?

• A.A NullPointerException is thrown at runtime.
• B.[1, 2, 4]
• C.[1, 2, 4, null ]
• D.[1, 3, 4, null ]
• E.[1, 3, 4 ]
• F.Compilation fails.

Correct Answer: F

Explanation/Reference:
Explanation:

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Given:

And given the code fragment:

What is the result?

• A.4W 100 Auto 4W 150 Manual
• B.Compilation fails only at line n1
• C.Null 0 Auto 4W 150 Manual
• D.Compilation fails at both line n1 and line n2
• E.Compilation fails only at line n2

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Given the code fragment:

What is the result?

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

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Given the code fragment:

Test.java:

Which is the result?

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

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