publicclassXimplementsRunnable(privateintx;privateinty;publicstaticvoidmain(String[]args)(Xthat=newX();(newThread(that)).start();(newThread(that)).start();)publicsynchronizedvoidrun()(for(;;)(x++;y++;System.out.printIn(x=+x+,y=+y);)))Whatistheresult?()
A.Anerroratline11causescompilationtofail.
B.Errorsatlines7and8causecompilationtofail.
C.Theprogramprintspairsofvaluesforxandythatmightnotalwaysbethesameonthesameline(forexample,“x=2,y=1”)
D.Theprogramprintspairsofvaluesforxandythatarealwaysthesameonthesameline(forexample,“x=1,y=1”.Inaddition,eachvalueappearstwice(forexample,“x=1,y=1”followedby“x=1,y=1”)
E.Theprogramprintspairsofvaluesforxandythatarealwaysthesameonthesameline(forexample,“x=1,y=1”.Inaddition,eachvalueappearstwice(forexample,“x=1,y=1”followedby“x=2s,y=2”)
第1题:
以下哪个main方法是正确的?
A.public static void main(string[] args)
B.public static void Main(String[] args)
C.public static void main(String[] args)
D.public static main(String[] args)
E.public void main(String[] args)
第2题:
以下哪个是有效的Java程序入口函数?
A.public static void main(String[] args);
B.public static void main();
C.public static int main(String[] args);
D.public static void main(int argc, String[] args)
E.main()
第3题:
19、以下哪个是有效的Java程序入口函数?
A.public static void main(String[] args);
B.public static void main();
C.public static int main(String[] args);
D.public static void main(int argc, String[] args)
第4题:
main()方法的正确定义方式是()。
A.public static void main (String [ ] args ) { new NameSurfer().start (args ) ; }
B.public static main (String [ ] args ) { new NameSurfer().start (args ) ; }
C.public void main (String [ ] args ) { new NameSurfer().start (args ) ; }
D.public static void main (String [ ] args ) { NameSurfer().start (args ) ; }
第5题:
main方法是Java应用程序执行的入口点,下面main方法的方法头合法的是()
A.public static void main()
B.public static void main(String[] args)
C.public static void Main(String[] args)
D.public static int main(String[] args)