单选题public class test(  public static void main(string[]args){  string foo = args [1];  string foo = args [2];  string foo = args [3];  }  )  And command line invocation: Java Test red green blue   What is the result?()A Baz has the value of “”B Baz has the value of nullC Baz has the value of “red”D Baz has the value of “blue”E Bax has the value of “green”F The program throws an exception.

单选题
public class test(  public static void main(string[]args){  string foo = args [1];  string foo = args [2];  string foo = args [3];  }  )  And command line invocation: Java Test red green blue   What is the result?()
A

 Baz has the value of “”

B

 Baz has the value of null

C

 Baz has the value of “red”

D

 Baz has the value of “blue”

E

 Bax has the value of “green”

F

 The program throws an exception.


参考解析

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以下是JAVA中正确的入口方法是? () A、 public static void main(String[] args){}B、 public static void main(String args){}C、 public void main(String[] args){}D、 public static int main(String[] args){}

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public class Test {   public static void main (String args) {  string foo = “blue”;  string bar = foo;   foo = “green”;   System.out.printIn(bar);   }   }   What is the result?()  A、 An exception is thrown.B、 The code will not compile.C、 The program prints “null”D、 The program prints “blue”E、 The program prints “green”

public class Foo {  public void main( String[] args ) {  System.out.println( “Hello” + args[0] );  }  }   What is the result if this code is executed with the command line?()A、 HelloB、 Hello FooC、 Hello worldD、 Compilation fails.E、 The code does not run.

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