单选题class Order3 implements Runnable {  public static void main(String [] args) {  new Thread(new Order3()).start();  for(int x = 0; x 〈 10; x++) System.out.print("m"); }  public void run() {  for(int x = 0; x 〈 10; x++) {  //insert code here  System.out.print("r");  }  }  }  和:  当代码被编译并照此运行时产生 "before" 的输出, 当下列内容插入到代码第8行时产生"after"输出  if (x 〉 3  x 〈 7) Thread.yield();  对比“before”的输出结果和“after”的输出结果,下面哪一项是正确的?()A输出字符的总数可能改变。B当添加额外的代码时,编译将失败。C在“after”输出结果中,字符“m”较早出现的可能性较小。D在“after”输出结果中,字符“m”较早出现的可能性较大。

单选题
class Order3 implements Runnable {  public static void main(String [] args) {  new Thread(new Order3()).start();  for(int x = 0; x 〈 10; x++) System.out.print("m"); }  public void run() {  for(int x = 0; x 〈 10; x++) {  //insert code here  System.out.print("r");  }  }  }  和:  当代码被编译并照此运行时产生 "before" 的输出, 当下列内容插入到代码第8行时产生"after"输出  if (x 〉 3 && x 〈 7) Thread.yield();  对比“before”的输出结果和“after”的输出结果,下面哪一项是正确的?()
A

输出字符的总数可能改变。

B

当添加额外的代码时,编译将失败。

C

在“after”输出结果中,字符“m”较早出现的可能性较小。

D

在“after”输出结果中,字符“m”较早出现的可能性较大。


参考解析

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