97免费在线观看视频,亚洲综合自拍网,黄色毛片免费观看,热久久综合网,免费看日产一区二区三区 狠狠操av,久久久涩涩涩,在线精品免费视频,人人插天天干,久久91精品国产91久久

單項(xiàng)選擇題

Given:  310-025  
Leading the way in IT testing and certification tools, www.testking.com  
- 48 -  
public class foo {  
static String s;  
public static void main (Stringargs) {  
system.out.printIn (“s=” + s);  
}  
}  
What is the result?()

A. The code compiles and “s=” is printed.
B. The code compiles and “s=null” is printed.
C. The code does not compile because string s is not initialized.
D. The code does not compile because string s cannot be referenced.
E. The code compiles, but a NullPointerException is thrown when toString is called.

微信掃碼免費(fèi)搜題