以下程序能顺利通过编译: class student { String sno,sname; static void output() { this.toString(); } String toString() { retur。() 此题为判断题(对,错)。

以下程序能顺利通过编译: class student { String sno,sname; static void output() { this.toString(); } String toString() { retur。()

此题为判断题(对,错)。


相关考题:

下面程序段的输出结果是______。 class Test{ public static void main(String args[ ]){ MyThread t=new MyThread( ); t.displayOutput("t has been created"); t.start( ); } } class MyThread extends Thread{ public void display Output(String s){ System.out,println(s); } public void run( ){ displayOutput("t is running"); } }A.t has been created t is runningB.t has been createdC.t is runningD.编译错误

下列程序段运行的结果为 public class Test{ static void print(String s,int i){ System.out.println("String:"+s+",int:"+i); } static void print(int i,String s){ System.out.println("int:"+i+",String:"+s); } public static void main(String[]args){ print(99,"Int first"); } }A.String:String first,int:11B.int:11,String:Int firstC.String:String first,int99D.int:99,String:Int first

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下列程序段运行的结果为 public class Test{ static void print(String s,int i){ System.out.println("String:"+s+",int:"+i); } static void print(int i, String s){ System.out.println("int:"+i+",String:"+s); } public static void main(String [] args){ print(99,"Int first"); } }A.String:Stringfirst,int:11B.int:11,String:Int firstC.String:String first,int:99D.int:99,String:int first

有如下用户定义类型及操作语句: Tyoe Student SNo As String Sname As String SAge As Integer End Type Dim Stu As Student With Stu SNo=”200609001” SName=”陈果果“ A ge=19 End With 执行MsgBox Stu,Age 后,消息框输出结果是 【13】

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以下程序能顺利通过编译: public class am_I_right { public static void main(String args[]) { this.toString(); } String toString() { retur。() 此题为判断题(对,错)。

以下语句能顺利通过编译: abstract class class1 { } public class mainClass { public static void main(String args[]) { class1 cs1=new class1(); } } 。() 此题为判断题(对,错)。

以下语句能顺利通过编译: class test { static void sayHello() { this.toString(); } public String toString() { retur。() 此题为判断题(对,错)。

以下语句能顺利通过编译: class class1 { private int i=5; //i为私有属性!! } public class class2 { public static void main(String args[]) { class1 cs1=new class1(); System.out.println(cs1.i); } } 。() 此题为判断题(对,错)。

执行以下代码后,下面哪些描述是正确的() public  class  Student{  private String name = “Jema”;  public void setName(String name){  this.name = name;  }  public String getName(){  return this.name;  }  public static void main(String[] args){  Student s;  System.out.println(s.getName()); } }A、输出nullB、第10行编译报错C、第11行编译报错D、输出Jema

给定如下Java程序片断:  class A{  public A (){   System.out.println("A");  } }  class B extends A{  public B(){  System.out.println("B"); }  public static void main(String[] args){    B b=new B();  } }  上述程序将()。 A、不能通过编译B、通过编译,输出为:A BC、通过编译,输出为:BD、通过编译,输出为:A

下面程序的输出结果是() public class Test{  public static void main(String[] args){    String s = “abc dsf ghi”;  String[] arr = s.split(“/s”);   System.out.println(arr.length);  } }A、 编译报错B、 2C、 1D、 3

Which declarations will allow a class to be started as a standalone program?()  A、public void main(String args[])B、public void static main(String args[])C、public static main(String[] argv)D、final public static void main(String [] array)E、public static void main(String args[])

Public class test (  Public static void main (String args[])  (  System.out.printIn (6 ^ 3);  )  )   What is the output?()

Public class test (  Public static void stringReplace (String text)  (  Text = text.replace (‘j’ , ‘i’);  )  public static void bufferReplace (StringBuffer text)  (  text = text.append (“C”)  )   public static void main (String args[]}  (  String textString = new String (“java”);  StringBuffer text BufferString = new StringBuffer (“java”);  stringReplace (textString);  BufferReplace (textBuffer);  System.out.printLn (textString + textBuffer);  )  )   What is the output?()

class Mineral {   static String shiny() { return "1"; }   }   class Granite extends Mineral {   public static void main(String [] args) {   String s = shiny() + getShiny();   s = s + super.shiny();   System.out.println(s);   }   static String getShiny() { return shiny(); }   }   结果为:()  A、3B、12C、111D、编译失败

public class Test {  public static void main(String[] args) {  String str = NULL;  System.out.println(str);  }  }   What is the result?()  A、 NULLB、 Compilation fails.C、 The code runs with no output.D、 An exception is thrown at runtime.

多选题Which declarations will allow a class to be started as a standalone program?()Apublic void main(String args[])Bpublic void static main(String args[])Cpublic static main(String[] argv)Dfinal public static void main(String [] array)Epublic static void main(String args[])

单选题执行以下代码后,下面哪些描述是正确的() public  class  Student{  private String name = “Jema”;  public void setName(String name){  this.name = name;  }  public String getName(){  return this.name;  }  public static void main(String[] args){  Student s;  System.out.println(s.getName()); } }A输出nullB第10行编译报错C第11行编译报错D输出Jema

填空题Public class test (    Public static void main (String args) (   System.out.printIn (6^3);   )   )   What is the output? ()

单选题final class Tree {  private static String tree = "tree ";  String getTree() { return tree; }  }  class Elm extends Tree {  private static String tree = "elm "; public static void main(String [] args) {  new Elm().go(new Tree());  }  void go(Tree t) {  String s = t.getTree()+Elm.tree+tree+(new Elm().getTree());  System.out.println(s);  } }  结果为:()Aelm elm elm elmBtree elm elm elmCtree elm tree elmD编译失败

填空题Public class test (    Public static void stringReplace (String text) (    Text = text.replace („j„ , „i„);    )      public static void bufferReplace (StringBuffer text) (    text = text.append (“C”)   )      public static void main (String args ){  String textString = new String (“java”);    StringBuffer text BufferString = new StringBuffer (“java”);      stringReplace (textString);    BufferReplace (textBuffer);      System.out.printIn (textString + textBuffer);    }   )   What is the output?()

单选题给定如下Java程序片断:  class A{  public A (){   System.out.println("A");  } }  class B extends A{  public B(){  System.out.println("B"); }  public static void main(String[] args){    B b=new B();  } }  上述程序将()。A不能通过编译B通过编译,输出为:A BC通过编译,输出为:BD通过编译,输出为:A

单选题class Mineral {   static String shiny() { return "1"; }   }   class Granite extends Mineral {   public static void main(String [] args) {   String s = shiny() + getShiny();   s = s + super.shiny();   System.out.println(s);   }   static String getShiny() { return shiny(); }   }   结果为:()A3B12C111D编译失败