单选题public class Test { private static int[] x; public static void main(String[] args) { System.out.println(x[0]); } } What is the result?()A 0B nullC Compilation fails.D A NullPointerException is thrown at runtime.E An ArrayIndexOutOfBoundsException is thrown at runtime.
单选题
public class Test { private static int[] x; public static void main(String[] args) { System.out.println(x[0]); } } What is the result?()
A
0
B
null
C
Compilation fails.
D
A NullPointerException is thrown at runtime.
E
An ArrayIndexOutOfBoundsException is thrown at runtime.
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