单选题package test1; public class Test1 { static int x = 42; } package test2; public class Test2 extends test1.Test1 { public static void main(String[] args) { System.out.println(“x = “ + x); } } What is the result?()A
x = 0B
x = 42C
Compilation
题目内容(请给出正确答案)
单选题
package test1; public class Test1 { static int x = 42; } package test2; public class Test2 extends test1.Test1 { public static void main(String[] args) { System.out.println(“x = “ + x); } } What is the result?()
A
x = 0
B
x = 42
C
Compilation fails because of an error in line 2 of class Test2.
D
Compilation fails because of an error in line 3 of class Test1.
E
Compilation fails because of an error in line 4 of class Test2.