JAVA题库:格林模拟试题三(下)(9)

来源:java认证发布时间:2012-11-12 12:47:46java认证视频

 

question 58)

what will happen when you attempt to compile and run the following code.

public class pvf{static boolean paddy;public static void main(string argv[]){        system.out.println(paddy);        }}

1) compile time error
2) compilation and output of false
3) compilation and output of true
4) compilation and output of null


question 59)

which of the following statements are true?

1) the x,y coordinates of an instance of mouseevent can be obtained using the getx() and gety() methods
2) the x,y coordinates of an instance of mouseevent can be obtained using the x and y integer fields
3) the time of a mouseevent can be extracted using the gettime() method
4) the time of a mouseevent can be extracted using the getwhen method


question 60)

given the following code import java.io.*;public class ppvg{public static void main(string argv[]){        ppvg p = new ppvg();        p.fliton();        }        public int fliton(){        try{                fileinputstream din = new fileinputstream("ppvg.java");                din.read();        }catch(ioexception ioe){		system.out.println("flytwick");               	return 99;        }finally{        	system.out.println("fliton");        	}        return -1;        }        }

assuming the file ppvg.java is available to be read which of the following statements are true if you try to compile and run the program?

1) the program will run and output only "flytwick"
2) the program will run and output only "fliton"
3) the program will run and output both "fliton" and "flytwick"
4) an error will occur at compile time because the method fliton attempts to return two values

视频学习

我考网版权与免责声明

① 凡本网注明稿件来源为"原创"的所有文字、图片和音视频稿件,版权均属本网所有。任何媒体、网站或个人转载、链接转贴或以其他方式复制发表时必须注明"稿件来源:我考网",违者本网将依法追究责任;

② 本网部分稿件来源于网络,任何单位或个人认为我考网发布的内容可能涉嫌侵犯其合法权益,应该及时向我考网书面反馈,并提供身份证明、权属证明及详细侵权情况证明,我考网在收到上述法律文件后,将会尽快移除被控侵权内容。

最近更新

社区交流

考试问答