考题
(11 )下面程序运行时输出结果为C:\Program Files is a directory请将程序补充完整。import Java.io.*;public class DirTest{public static void main(String[] args){File myDir = new File( " C:/Program Files/ " );System.out.println(myDir + ( 【 11 】 .isDirectory() ? " is " : " is not " ) + " a directory. " );}}
考题
11.publicstaticvoidmain(String[]args){12.Integeri=uewInteger(1)+newInteger(2);13.switch(i){14.case3:System.out.println(”three”);break;15.default:System.out.println(”other”);break;16.}17.}Whatistheresult?()A.threeB.otherC.Anexceptionisthrownatruntime.D.Compilationfailsbecauseofanerroronline12.E.Compilationfailsbecauseofanerroronline13.F.Compilationfailsbecauseofanerroronline15.
考题
Given:11.publicstaticvoidmain(String[]args){12.Objectobj=newint[]{1,2,3};13.int[]someArray=(int[])obj;14.for(inti:someArray)System.out.print(i+);15.}Whatistheresult?()
A.Compilationfailsbecauseofanerrorinline13.B.AClassCastExceptionisthrownatruntime.C.123D.Compilationfailsbecauseofanerrorinline14.E.Compilationfailsbecauseofanerrorinline12.
考题
作为Java应用程序入口的main方法,其声明格式可以是( )。A、publicstaticvoidmain(String[]args)B、publicstaticintmain(String[]args)C、publicvoidmain(String[]args)D、publicintmain(String[]args)
考题
Java程序中,main方法的格式正确的是()A.public static void main(String[] args)B.public static main(String[] args)C.public void main(String[] args)D.static void main(String[] args)
考题
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)
考题
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 ) ; }
考题
在 Java 中,main 方法书写正确的是()A.public void main(String[] args)B.public static main(String[] args)C.public void static main(String[] args)D.public static void main(String[] arg)
考题
Java程序中,main方法的格式正确的是()。A.static void main (string[] args)B.public void main (string[] s)C.public static main (string[] args)D.public static void main (string[] args)